Duke Energy reports third-quarter 2021 financial results
▪Third-quarter 2021 reported EPS of $1.79 and adjusted EPS of $1.88
▪Results driven by continued strength in Electric Utilities and Infrastructure
▪North Carolina clean energy legislation establishes state's carbon reduction goal of 70% by 2030, introduces modernized ratemaking tools
▪Company narrows 2021 adjusted EPS guidance range to $5.15 to $5.30 and reaffirms long-term adjusted EPS growth rate of 5% to 7% through 2025
CHARLOTTE, N.C. - Duke Energy (NYSE: DUK) today announced third-quarter 2021 reported EPS of $1.79, prepared in accordance with Generally Accepted Accounting Principles (GAAP), and adjusted EPS of $1.88. This is compared to reported EPS of $1.74 and adjusted EPS of $1.87 for the third quarter of 2020.
Adjusted EPS excludes the impact of certain items that are included in reported EPS. The difference between the third-quarter 2021 reported and adjusted EPS is due to an impairment charge related to the 2018 South Carolina rate cases, Coal Combustion Residuals Settlement Agreement ("CCR Settlement Agreement") and insurance proceeds, workplace and workforce realignment costs and exit obligations from gas pipeline investments.
Higher third-quarter 2021 adjusted results were led by growth in Electric Utilities and Infrastructure from rate case contributions and higher volumes. These items were partially offset by higher O&M expenses and share dilution.
"We delivered strong results in the third quarter and continue to execute on our clean energy strategy in a way that provides sustainable value to our customers, communities and shareholders," said Lynn Good, Duke Energy chair, president and chief executive officer. "Our net-zero emission goals are driving our investment strategy, long-term planning and operational execution and we are making significant progress on all fronts. Over the next decade, we have one of the largest growth capital investment plans in the country to build the infrastructure needed to support a clean energy future."

"We are well-positioned to deliver results within our narrowed guidance range of $5.15 to $5.30, and reaffirm our long-term EPS growth rate of 5% to 7% through 2025, based off our original 2021 guidance range."


Duke Energy News Release 2

Business segment results
In addition to the following summary of third-quarter 2021 business segment performance, comprehensive tables with detailed EPS drivers for the third quarter compared to prior year are provided at the end of this news release.
The discussion below of third-quarter results includes both GAAP segment income and adjusted segment income, which is a non-GAAP financial measure. The tables at the end of this news release present a full reconciliation of GAAP reported results to adjusted results.
Electric Utilities and Infrastructure
On a reported basis, Electric Utilities and Infrastructure recognized third-quarter 2021 segment income of $1,425 million, compared to segment income of $1,381 million in the third quarter of 2020. In addition to the drivers below, third-quarter 2021 and 2020 results include impacts from an impairment charge related to the 2018 South Carolina rate cases, coal ash settlement in North Carolina, including insurance proceeds distributed in accordance with the CCR Settlement Agreement, and partial settlements from Duke Energy Carolinas and Duke Energy Progress North Carolina rates cases. These charges were treated as special items and excluded from adjusted earnings.
On an adjusted basis, Electric Utilities and Infrastructure recognized third-quarter 2021 segment income of $1,489 million, compared to segment income of $1,412 million in the third quarter of 2020, an increase of $0.10 per share, excluding share dilution of $0.08 per share. Higher quarterly results were primarily due to volumes (+$0.11 per share) and contributions from rate cases (+$0.09 per share). These results were partially offset by higher O&M expenses (-$0.08 per share).
Gas Utilities and Infrastructure
On a reported basis, Gas Utilities and Infrastructure recognized a third-quarter 2021 segment loss of $3 million, compared to a loss of $73 million in the third quarter of 2020. In addition to the drivers outlined below, third-quarter 2021 and 2020 results include costs related to the cancellation of the ACP investment. These charges were treated as special items and excluded from adjusted earnings.
On an adjusted basis, Gas Utilities and Infrastructure recognized a third-quarter 2021 segment loss of $5 million, compared to a loss of $8 million in the third quarter of 2020, flat per share. Margin expansion (+$0.01 per share) was offset by higher depreciation on a growing asset base (-$0.01 per share).
Commercial Renewables
On a reported and adjusted basis, Commercial Renewables recognized third-quarter 2021 segment income of $78 million, compared to reported and adjusted segment income of $60 million in the third quarter of 2020. This represents an increase of $0.02 per share, excluding share dilution of $0.01 per share. Higher quarterly results were primarily driven by new renewable projects (+$0.03 per share).


Duke Energy News Release 3

Other
Other primarily includes interest expense on holding company debt, other unallocated corporate costs and results from Duke Energy's captive insurance company.
On a reported basis, Other recognized a third-quarter 2021 net loss of $134 million compared to a net loss of $103 million in the third quarter of 2020. In addition to the drivers outlined below, third-quarter 2021 results include workplace and workforce realignment costs. This amount was treated as a special item and excluded from adjusted earnings.
On an adjusted basis, Other recognized a third-quarter 2021 net loss of $127 million. This is compared to an adjusted net loss of $103 million in the third quarter of 2020, a decrease of $0.03 per share, excluding share dilution of -$0.01 per share. Lower quarterly results at Other were primarily due to higher income tax expense.
Effective tax rate
Duke Energy's consolidated reported effective tax rate for the third-quarter of 2021 was 6.6% compared to 7.8% in the third quarter of 2020. The decrease in the effective tax rate was primarily due to an increase in the amortization of excess deferred taxes.
The effective tax rate including impacts of noncontrolling interests and preferred dividends and excluding special items for the third quarter of 2021 was 7.1% compared to 9.0% in the third quarter of 2020. The decrease was primarily due to an increase in the amortization of excess deferred taxes.
The tables at the end of this news release present a reconciliation of the reported effective tax rate to the effective tax rate including noncontrolling interests and preferred dividends and excluding special items.
Earnings conference call for analysts
An earnings conference call for analysts is scheduled from 10 to 11 a.m. ET today to discuss third-quarter 2021 financial results. The conference call will be hosted by Lynn Good, chair, president and chief executive officer, and Steve Young, executive vice president and chief financial officer.
The call can be accessed via the investors section (duke-energy.com/investors) of Duke Energy's website or by dialing 800.263.0877 in the United States or 323.794.2094 outside the United States. The confirmation code is 3383857. Please call in 10 to 15 minutes prior to the scheduled start time.
A replay of the conference call will be available until 1 p.m. ET, November 14, 2021, by calling 888.203.1112 in the United States or 719.457.0820 outside the United States and using the code 3383857. An audio replay and transcript will also be available by accessing the investors section of the company's website.


Duke Energy News Release 4

Special Items and Non-GAAP Reconciliation
The following tables present a reconciliation of GAAP reported earnings per share to adjusted earnings per share for third-quarter 2021 and 2020 financial results:
(In millions, except per share amounts) After-Tax Amount 3Q 2021 EPS 3Q 2020 EPS
EPS, as reported $ 1.79 $ 1.74
Adjustments to reported EPS:
Third Quarter 2021
Gas Pipeline Investments $ (2) -
Workplace and Workforce Realignment 7 -
Regulatory Settlements 64 $ 0.09
Third Quarter 2020
Gas Pipeline Investments $ 69 0.09
Regulatory Settlements 27 0.04
Total adjustments $ 0.09 $ 0.13
EPS, adjusted $ 1.88 $ 1.87
Non-GAAP financial measures
Management evaluates financial performance in part based on non-GAAP financial measures, including adjusted earnings, adjusted EPS and effective tax rate including impacts of noncontrolling interests and preferred dividends and excluding special items. Adjusted earnings and adjusted EPS represent income (loss) from continuing operations available to Duke Energy Corporation common stockholders in dollar and per share amounts, adjusted for the dollar and per share impact of special items. The effective tax rate including impacts of noncontrolling interests and preferred dividends and excluding special items is calculated using pretax earnings and income tax expense, both as adjusted for the impact of noncontrolling interests, preferred dividends and special items. As discussed below, special items include certain charges and credits, which management believes are not indicative of Duke Energy's ongoing performance.
Management uses these non-GAAP financial measures for planning and forecasting, and for reporting financial results to the Board of Directors, employees, stockholders, analysts and investors. The most directly comparable GAAP measures for adjusted earnings, adjusted EPS and effective tax rate including impacts of noncontrolling interests and preferred dividends and excluding special items are Net Income (Loss) Available to Duke Energy Corporation common stockholders (GAAP reported earnings (loss)), Basic earnings (loss) per share Available to Duke Energy Corporation common stockholders (GAAP reported earnings (loss) per share), and the reported effective tax rate, respectively.
Special items included in the periods presented include the following items, which management believes do not reflect ongoing costs:
•Gas Pipeline Investments represents costs related to the cancellation of the ACP investment and additional exit obligations.


Duke Energy News Release 5

•Workplace and Workforce Realignment represents costs attributable to business transformation, including long-term real estate strategy changes and workforce realignment.
•Regulatory Settlements represents an impairment charge related to the 2018 South Carolina rate cases, charges related to the CCR Settlement Agreement and insurance proceeds distributed in accordance with that agreement and Duke Energy Carolinas and Duke Energy Progress partial settlements in the 2019 North Carolina rate cases.
Due to the forward-looking nature of any forecasted adjusted earnings guidance, information to reconcile this non-GAAP financial measure to the most directly comparable GAAP financial measure is not available at this time, as management is unable to project all special items for future periods (such as legal settlements, the impact of regulatory orders or asset impairments).
Management evaluates segment performance based on segment income (loss) and other net loss. Segment income (loss) is defined as income (loss) from continuing operations net of income attributable to noncontrolling interests and preferred stock dividends. Segment income (loss) includes intercompany revenues and expenses that are eliminated in the Condensed Consolidated Financial Statements. Management also uses adjusted segment income as a measure of historical and anticipated future segment performance. Adjusted segment income is a non-GAAP financial measure, as it is based upon segment income (loss) adjusted for special items, which are discussed above. Management believes the presentation of adjusted segment income provides useful information to investors, as it provides them with an additional relevant comparison of a segment's performance across periods. The most directly comparable GAAP measure for adjusted segment income or adjusted other net loss is segment income (loss) and other net loss.
Due to the forward-looking nature of any forecasted adjusted segment income or adjusted other net loss and any related growth rates for future periods, information to reconcile these non-GAAP financial measures to the most directly comparable GAAP financial measures is not available at this time, as the company is unable to forecast all special items, as discussed above.
Duke Energy's adjusted earnings, adjusted EPS and adjusted segment income may not be comparable to similarly titled measures of another company because other companies may not calculate the measures in the same manner.


Duke Energy News Release 6

Duke Energy
Duke Energy (NYSE: DUK), a Fortune 150 company headquartered in Charlotte, N.C., is one of America's largest energy holding companies. Its electric utilities serve 7.9 million customers in North Carolina, South Carolina, Florida, Indiana, Ohio and Kentucky, and collectively own 51,000 megawatts of energy capacity. Its natural gas unit serves 1.6 million customers in North Carolina, South Carolina, Tennessee, Ohio and Kentucky. The company employs 27,500 people.
Duke Energy is executing an aggressive clean energy strategy to create a smarter energy future for its customers and communities - with goals of at least a 50% carbon reduction by 2030 and net-zero carbon emissions by 2050. The company is a top U.S. renewable energy provider, on track to own or purchase 16,000 megawatts of renewable energy capacity by 2025. The company also is investing in major electric grid upgrades and expanded battery storage, and exploring zero-emitting power generation technologies such as hydrogen and advanced nuclear.
Duke Energy was named to Fortune's 2021 "World's Most Admired Companies" list and Forbes' "America's Best Employers" list. More information is available at duke-energy.com. The Duke Energy News Center contains news releases, fact sheets, photos and videos. Duke Energy's illumination features stories about people, innovations, community topics and environmental issues. Follow Duke Energy on Twitter, LinkedIn, Instagram and Facebook.
Forward-Looking Information
This document includes forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Forward-looking statements are based on management's beliefs and assumptions and can often be identified by terms and phrases that include "anticipate," "believe," "intend," "estimate," "expect," "continue," "should," "could," "may," "plan," "project," "predict," "will," "potential," "forecast," "target," "guidance," "outlook" or other similar terminology. Various factors may cause actual results to be materially different than the suggested outcomes within forward-looking statements; accordingly, there is no assurance that such results will be realized. These factors include, but are not limited to:
◦The impact of the COVID-19 pandemic;
◦State, federal and foreign legislative and regulatory initiatives, including costs of compliance with existing and future environmental requirements, including those related to climate change, as well as rulings that affect cost and investment recovery or have an impact on rate structures or market prices;
◦The extent and timing of costs and liabilities to comply with federal and state laws, regulations and legal requirements related to coal ash remediation, including amounts for required closure of certain ash impoundments, are uncertain and difficult to estimate;
◦The ability to recover eligible costs, including amounts associated with coal ash impoundment retirement obligations and costs related to significant weather events, and to earn an adequate return on investment through rate case proceedings and the regulatory process;
◦The costs of decommissioning nuclear facilities could prove to be more extensive than amounts estimated and all costs may not be fully recoverable through the regulatory process;
◦Costs and effects of legal and administrative proceedings, settlements, investigations and claims;
◦Industrial, commercial and residential growth or decline in service territories or customer bases resulting from sustained downturns of the economy and the economic health of our service territories or variations in customer usage patterns, including energy efficiency efforts and use of alternative energy sources, such as self-generation and distributed generation technologies;


Duke Energy News Release 7

◦Federal and state regulations, laws and other efforts designed to promote and expand the use of energy efficiency measures and distributed generation technologies, such as private solar and battery storage, in Duke Energy service territories could result in customers leaving the electric distribution system, excess generation resources as well as stranded costs;
◦Advancements in technology;
◦Additional competition in electric and natural gas markets and continued industry consolidation;
◦The influence of weather and other natural phenomena on operations, including the economic, operational and other effects of severe storms, hurricanes, droughts, earthquakes and tornadoes, including extreme weather associated with climate change;
◦Changing customer expectations and demands including heightened emphasis on environmental, social and governance concerns;
◦The ability to successfully operate electric generating facilities and deliver electricity to customers including direct or indirect effects to the company resulting from an incident that affects the U.S. electric grid or generating resources;
◦Operational interruptions to our natural gas distribution and transmission activities;
◦The availability of adequate interstate pipeline transportation capacity and natural gas supply;
◦The impact on facilities and business from a terrorist attack, cybersecurity threats, data security breaches, operational accidents, information technology failures or other catastrophic events, such as fires, explosions, pandemic health events or other similar occurrences;
◦The inherent risks associated with the operation of nuclear facilities, including environmental, health, safety, regulatory and financial risks, including the financial stability of third-party service providers;
◦The timing and extent of changes in commodity prices and interest rates and the ability to recover such costs through the regulatory process, where appropriate, and their impact on liquidity positions and the value of underlying assets;
◦The results of financing efforts, including the ability to obtain financing on favorable terms, which can be affected by various factors, including credit ratings, interest rate fluctuations, compliance with debt covenants and conditions and general market and economic conditions;
◦Credit ratings of the Duke Energy Registrants may be different from what is expected;
◦Declines in the market prices of equity and fixed-income securities and resultant cash funding requirements for defined benefit pension plans, other post-retirement benefit plans and nuclear decommissioning trust funds;
◦Construction and development risks associated with the completion of the Duke Energy Registrants' capital investment projects, including risks related to financing, obtaining and complying with terms of permits, meeting construction budgets and schedules and satisfying operating and environmental performance standards, as well as the ability to recover costs from customers in a timely manner, or at all;
◦Changes in rules for regional transmission organizations, including changes in rate designs and new and evolving capacity markets, and risks related to obligations created by the default of other participants;
◦The ability to control operation and maintenance costs;
◦The level of creditworthiness of counterparties to transactions;
◦The ability to obtain adequate insurance at acceptable costs;
◦Employee workforce factors, including the potential inability to attract and retain key personnel;
◦The ability of subsidiaries to pay dividends or distributions to Duke Energy Corporation holding company (the Parent);
◦The performance of projects undertaken by our nonregulated businesses and the success of efforts to invest in and develop new opportunities;
◦The effect of accounting pronouncements issued periodically by accounting standard-setting bodies;
◦The impact of U.S. tax legislation to our financial condition, results of operations or cash flows and our credit ratings;
◦The impacts from potential impairments of goodwill or equity method investment carrying values;
◦Asset or business acquisitions and dispositions, including our ability to successfully consummate the second closing of the minority investment in Duke Energy Indiana, may not yield the anticipated benefits;


Duke Energy News Release 8

◦The actions of activist shareholders could disrupt our operations, impact our ability to execute on our business strategy or cause fluctuations in the trading price of our common stock; and
◦The ability to implement our business strategy, including enhancing existing technology systems.
Additional risks and uncertainties are identified and discussed in the Duke Energy Registrants' reports filed with the SEC and available at the SEC's website at sec.gov. In light of these risks, uncertainties and assumptions, the events described in the forward-looking statements might not occur or might occur to a different extent or at a different time than described. Forward-looking statements speak only as of the date they are made and the Duke Energy Registrants expressly disclaim an obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.


DUKE ENERGY CORPORATION
REPORTED TO ADJUSTED EARNINGS RECONCILIATION
Three Months Ended September 30, 2021
(Dollars in millions, except per share amounts)
Special Items
Reported Earnings Gas Pipeline Investments Workplace and Workforce Realignment Regulatory Settlements Total Adjustments Adjusted Earnings
SEGMENT INCOME (LOSS)
Electric Utilities and Infrastructure $ 1,425 $ - $ - $ 64 C $ 64 $ 1,489
Gas Utilities and Infrastructure (3) (2) A - - (2) (5)
Commercial Renewables 78 - - - - 78
Total Reportable Segment Income 1,500 (2) - 64 62 1,562
Other (134) - 7 B - 7 (127)
Net Income Available to Duke Energy Corporation Common Stockholders $ 1,366 $ (2) $ 7 $ 64 $ 69 $ 1,435
EPS AVAILABLE TO DUKE ENERGY CORPORATION COMMON STOCKHOLDERS $ 1.79 $ - $ - $ 0.09 $ 0.09 $ 1.88
Note: Earnings Per Share amounts are adjusted for accumulated dividends for Series B Preferred Stock of $0.02.
A - Net of $1 million tax expense. $3 million recorded within Equity in earnings (losses) of unconsolidated affiliates related to exit obligations for ACP on the Condensed Consolidated Statements of Operations.
B - Net of $2 million tax benefit. $8 million recorded within Impairment of assets and other charges and $1 million within Operations, maintenance and other related to costs attributable to business transformation, including long-term real estate strategy changes and workforce realignment on the Condensed Consolidated Statements of Operations.
C - Net of $18 million tax benefit at Duke Energy Carolinas and $1 million tax benefit at Duke Energy Progress.
•$160 million of expense recorded within Impairment of assets and other charges, $77 million of income recorded within Other income and expenses, $5 million of expense within Operations, maintenance and other, $13 million of income within Regulated electric operating revenues and $3 million of expense within Interest expense on the Duke Energy Carolinas' Condensed Consolidated Statement of Operations related to a South Carolina rate case impairment charge and the CCR Settlement and insurance proceeds distributed in accordance with that agreement.
•$42 million of expense recorded within Impairment of assets and other charges, $34 million of income recorded within Other income and expenses, $7 million of expense within Operations, maintenance and other, $15 million of income within Regulated electric operating revenues and $5 million of expense within Interest expense on the Duke Energy Progress' Condensed Consolidated Statement of Operations related to a South Carolina rate case impairment charge and the CCR Settlement and insurance proceeds distributed in accordance with that agreement.
Weighted Average Shares (reported and adjusted) - 769 million
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DUKE ENERGY CORPORATION
REPORTED TO ADJUSTED EARNINGS RECONCILIATION
Nine Months Ended September 30, 2021
(Dollars in millions, except per share amounts)
Special Items
Reported Earnings Gas Pipeline Investments Workplace and Workforce Realignment Regulatory Settlements Total Adjustments Adjusted Earnings
SEGMENT INCOME
Electric Utilities and Infrastructure $ 3,180 $ - $ - $ 64 C $ 64 $ 3,244
Gas Utilities and Infrastructure 259 15 A - - 15 274
Commercial Renewables 152 - - - - 152
Total Reportable Segment Income 3,591 15 - 64 79 3,670
Other (521) - 142 B - 142 (379)
Net Income Available to Duke Energy Corporation Common Stockholders $ 3,070 $ 15 $ 142 $ 64 $ 221 $ 3,291
EPS AVAILABLE TO DUKE ENERGY CORPORATION COMMON STOCKHOLDERS $ 4.00 $ 0.02 $ 0.19 $ 0.09 $ 0.30 $ 4.30
Note: Earnings Per Share amounts are adjusted for accumulated dividends for Series B Preferred Stock of $0.02.
A - Net of $4 million tax benefit. $19 million recorded within Equity in earnings (losses) of unconsolidated affiliates related to exit obligations for ACP on the Condensed Consolidated Statements of Operations.
B - Net of $42 million tax benefit. $139 million recorded within Impairment of assets and other charges, $28 million within Operations, maintenance and other, and $17 million within Depreciation and amortization related to costs attributable to business transformation, including long-term real estate strategy changes and workforce realignment on the Condensed Consolidated Statements of Operations.
C- Net of $18 million tax benefit at Duke Energy Carolinas and $1 million tax benefit at Duke Energy Progress.
•$160 million of expense recorded within Impairment of assets and other charges, $77 million of income within Other income and expenses, $5 million of expense within Operations, maintenance and other, $13 million of income within Regulated electric operating revenues and $3 million of expense within Interest expense on the Duke Energy Carolinas' Condensed Consolidated Statement of Operations related to a South Carolina rate case impairment charge and the CCR Settlement and insurance proceeds distributed in accordance with that agreement.
•$42 million of expense recorded within Impairment of assets and other charges, $34 million of income within Other income and expenses, $7 million of expense within Operations, maintenance and other, $15 million of income within Regulated electric operating revenues and $5 million of expense within Interest expense on the Duke Energy Progress' Condensed Consolidated Statement of Operations related to a South Carolina rate case impairment charge and the CCR Settlement and insurance proceeds distributed in accordance with that agreement.
Weighted Average Shares (reported and adjusted) - 769 million

10

DUKE ENERGY CORPORATION
REPORTED TO ADJUSTED EARNINGS RECONCILIATION
Three Months Ended September 30, 2020
(Dollars in millions, except per share amounts)
Special Items
Reported Earnings Gas Pipeline Investments Regulatory Settlements Total Adjustments Adjusted Earnings
SEGMENT INCOME (LOSS)
Electric Utilities and Infrastructure $ 1,381 $ 4 A $ 27 C $ 31 $ 1,412
Gas Utilities and Infrastructure (73) 65 B - 65 (8)
Commercial Renewables 60 - - - 60
Total Reportable Segment Income 1,368 69 27 96 1,464
Other (103) - - - (103)
Net Income Available to Duke Energy Corporation Common Stockholders $ 1,265 $ 69 $ 27 $ 96 $ 1,361
EPS AVAILABLE TO DUKE ENERGY CORPORATION COMMON STOCKHOLDERS $ 1.74 $ 0.09 $ 0.04 $ 0.13 $ 1.87
Note: Earnings Per Share amounts are adjusted for accumulated dividends for Series B Preferred Stock of $0.02.
A - Net of $1 million tax benefit. $5 million included within Impairment charges related to gas pipeline interconnections on the Duke Energy Progress' Condensed Consolidated Statements of Operations.
B - Net of $20 million tax benefit.
•$78 million recorded within Equity in (losses) earnings of unconsolidated affiliates related to exit obligations for gas pipeline investments on the Condensed Consolidated Statements of Operations.

• $7 million included within Impairment charges related to gas project materials on the Piedmont Condensed Consolidated Statements of Operations.
C - Net of $6 million tax benefit at Duke Energy Carolinas and $2 million tax benefit at Duke Energy Progress.
•$19 million included within Impairment charges related to the Clemson University Combined Heat and Power plant and $8 million of shareholder contributions within Operations, maintenance and other on the Duke Energy Carolinas' Condensed Consolidated Statements of Operations.

•$8 million of shareholder contributions included within Operations, maintenance and other on the Duke Energy Progress' Condensed Consolidated Statements of Operations.
Weighted Average Shares (reported and adjusted) - 735 million

11

DUKE ENERGY CORPORATION
REPORTED TO ADJUSTED EARNINGS RECONCILIATION
Nine Months Ended September 30, 2020
(Dollars in millions, except per share amounts)

Special Items
Reported Earnings Gas Pipeline Investments Severance Regulatory Settlements Total Adjustments Adjusted Earnings
SEGMENT INCOME (LOSS)
Electric Utilities and Infrastructure $ 2,839 $ 4 A $ - $ 27 D $ 31 $ 2,870
Gas Utilities and Infrastructure (1,400) 1,691 B - - 1,691 291
Commercial Renewables 207 - - - - 207
Total Reportable Segment Income 1,646 1,695 - 27 1,722 3,368
Other (299) - (75) C - (75) (374)
Net Income Available to Duke Energy Corporation Common Stockholders $ 1,347 $ 1,695 $ (75) $ 27 $ 1,647 $ 2,994
EPS AVAILABLE TO DUKE ENERGY CORPORATION COMMON STOCKHOLDERS $ 1.85 $ 2.30 $ (0.10) $ 0.04 $ 2.24 $ 4.09

Note: Earnings Per Share amounts are adjusted for accumulated dividends for Series B Preferred Stock of $0.02.
A - Net of $1 million tax benefit. $5 million included within Impairment charges related to gas pipeline interconnections on the Duke Energy Progress' Condensed Consolidated Statements of Operations.

B - Net of $394 million tax benefit.
•$2,078 million recorded within Equity in (losses) earnings of unconsolidated affiliates related to exit obligations for gas pipeline investments on the Condensed Consolidated Statements of Operations.

• $7 million included within Impairment charges related to gas project materials on the Piedmont Condensed Consolidated Statements of Operations.
C - Net of $23 million tax expense. $98 million reversal of 2018 severance charges recorded within Operations, maintenance and other on the Condensed Consolidated Statements of Operations.
D - Net of $6 million tax benefit at Duke Energy Carolinas and $2 million tax benefit at Duke Energy Progress.
•$19 million included within Impairment charges related to the Clemson University Combined Heat and Power plant and $8 million of shareholder contributions within Operations, maintenance and other on the Duke Energy Carolinas' Condensed Consolidated Statements of Operations.

•$8 million of shareholder contributions included within Operations, maintenance and other on the Duke Energy Progress' Condensed Consolidated Statements of Operations.
Weighted Average Shares (reported and adjusted) - 735 million

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DUKE ENERGY CORPORATION
EFFECTIVE TAX RECONCILIATION
September 2021
(Dollars in millions)
Three Months Ended

September 30, 2021
Nine Months Ended

September 30, 2021
Balance Effective Tax Rate Balance Effective Tax Rate
Reported Income Before Income Taxes $ 1,366 $ 3,125
Gas Pipeline Investments (3) 19
Workplace and Workforce Realignment 9 184
Regulatory Settlements 83 83
Noncontrolling Interests 129 247
Preferred Dividends (39) (92)
Pretax Income Including Noncontrolling Interests and Preferred Dividends and Excluding Special Items $ 1,545 $ 3,566
Reported Income Tax Expense $ 90 6.6 % $ 210 6.7 %
Gas Pipeline Investments (1) 4
Workplace and Workforce Realignment 2 42
Regulatory Settlements 19 19
Tax Expense Including Noncontrolling Interests and Preferred Dividends and Excluding Special Items $ 110 7.1 % $ 275 7.7 %

Three Months Ended

September 30, 2020
Nine Months Ended

September 30, 2020
Balance Effective Tax Rate Balance Effective Tax Rate
Reported Income Before Income Taxes 1,339 $ 1,158
Gas Pipeline Investments 90 2,090
Severance - (98)
Regulatory Settlements 35 35
Noncontrolling Interests 70 208
Preferred Dividends (39) (93)
Pretax Income Including Noncontrolling Interests and Preferred Dividends and Excluding Special Items $ 1,495 $ 3,300
Reported Income Tax Expense (Benefit) 105 7.8 % (74) (6.4) %
Gas Pipeline Investments 21 395
Severance - (23)
Regulatory Settlements 8 8
Tax Expense Including Noncontrolling Interests and Preferred Dividends and Excluding Special Items $ 134 9.0 % $ 306 9.3 %
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DUKE ENERGY CORPORATION
EARNINGS VARIANCES
September 2021 QTD vs. Prior Year
(Dollars per share) Electric Utilities and Infrastructure Gas
Utilities and Infrastructure
Commercial Renewables Other Consolidated
2020 QTD Reported Earnings Per Share $ 1.88 $ (0.10) $ 0.09 $ (0.13) $ 1.74
Gas Pipeline Investments - 0.09 - - 0.09
Regulatory Settlements 0.04 - - - 0.04
2020 QTD Adjusted Earnings Per Share $ 1.92 $ (0.01) $ 0.09 $ (0.13) $ 1.87
Weather (0.02) - - - (0.02)
Volume 0.11 - - - 0.11
Riders and Other Retail Margin(a)
0.03 0.01 - - 0.04
Rate case impacts, net(b)
0.09 - - - 0.09
Wholesale (0.03) - - - (0.03)
Operations and maintenance, net of recoverables(c)
(0.08) - - - (0.08)
Duke Energy Renewables(d)
- - 0.02 - 0.02
Interest Expense (0.02) - - - (0.02)
AFUDC Equity 0.01 - - - 0.01
Depreciation and amortization(e)
0.03 (0.01) - - 0.02
Other(f)
(0.02) - - (0.03) (0.05)
Total variance before share count $ 0.10 $ - $ 0.02 $ (0.03) $ 0.09
Change in share count (0.08) - (0.01) 0.01 (0.08)
2021 QTD Adjusted Earnings Per Share $ 1.94 $ (0.01) $ 0.10 $ (0.15) $ 1.88
Regulatory Settlements (0.09) - - - (0.09)
2021 QTD Reported Earnings Per Share $ 1.85 $ (0.01) $ 0.10 $ (0.15) $ 1.79
Note: Earnings Per Share amounts are calculated using the consolidated statutory income tax rate for all drivers except Commercial Renewables, which uses an effective rate. Weighted average shares outstanding increased from 735 million shares to 769 million.
(a) Electric Utilities and Infrastructure includes higher transmission revenues and higher late payment revenues compared to prior year related to COVID-19.
(b) Electric Utilities and Infrastructure includes the net impact of DEI base rate increases, effective August 2020 (+$0.04), the DEC and DEP North Carolina interim rates, effective August and September 2020 (+$0.03), respectively, and the DEF SBRA and multiyear rate plan (+0.02).
(c) Primarily due to higher employee-related expenses.
(d) Primarily due to new renewable projects placed in service in the current year.
(e) Excludes rate case impacts.
(f) Electric Utilities and Infrastructure includes higher property tax expense. Other includes higher income tax expense.
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DUKE ENERGY CORPORATION
EARNINGS VARIANCES
September 2021 YTD vs. Prior Year
(Dollars per share) Electric Utilities and Infrastructure Gas
Utilities and Infrastructure
Commercial Renewables Other Consolidated
2020 YTD Reported Earnings Per Share $ 3.86 $ (1.90) $ 0.28 $ (0.39) $ 1.85
Gas Pipeline Investments - 2.30 - - 2.30
Regulatory Settlements 0.04 - - - 0.04
Severance - - - (0.10) (0.10)
2020 YTD Adjusted Earnings Per Share $ 3.90 $ 0.40 $ 0.28 $ (0.49) $ 4.09
Weather 0.09 - - - 0.09
Volume 0.19 - - - 0.19
Riders and Other Retail Margin(a)
0.07 0.05 - - 0.12
Rate case impacts, net(b)
0.32 0.02 - - 0.34
Wholesale 0.01 - - - 0.01
Operations and maintenance, net of recoverables(c)
(0.12) - - - (0.12)
Midstream Gas Pipelines(d)
- (0.07) - - (0.07)
Duke Energy Renewables(e)
- - (0.07) - (0.07)
Interest Expense (0.01) - - 0.03 0.02
AFUDC Equity 0.01 - - - 0.01
Depreciation and amortization(f)
0.02 (0.02) - - -
Other(g)
(0.09) - - (0.04) (0.13)
Total variance before share count $ 0.49 $ (0.02) $ (0.07) $ (0.01) $ 0.39
Change in share count (0.17) (0.02) (0.01) 0.02 (0.18)
2021 YTD Adjusted Earnings Per Share $ 4.22 $ 0.36 $ 0.20 $ (0.48) $ 4.30
Workplace and Workforce Realignment - - - (0.19) (0.19)
Regulatory Settlements (0.09) - - - (0.09)
Gas Pipeline Investments - (0.02) - - (0.02)
2021 YTD Reported Earnings Per Share $ 4.13 $ 0.34 $ 0.20 $ (0.67) $ 4.00
Note: Earnings Per Share amounts are calculated using the consolidated statutory income tax rate for all drivers except for Commercial Renewables, which uses an effective rate. Weighted average shares outstanding increased from 735 million shares to 769 million.
(a) Electric Utilities and Infrastructure includes higher transmission revenues, a disallowance of purchased power at a DEF plant in the prior year and higher late payment revenues compared to prior year related to COVID-19.
(b) Electric Utilities and Infrastructure includes the net impact of DEC and DEP North Carolina interim rates effective August and September 2020, respectively (+0.18), DEI base rate increases, effective August 2020 (+0.10), DEF SBRA and multi-year rate plan (+0.03) and DEK base rates increases, effective April 2020 (+0.01). Gas Utilities and Infrastructure includes the net impact of the PNG Tennessee rate case, effective January 2021.
(c) Primarily due to higher employee-related expenses.
(d) Primarily the loss of ACP earnings.
(e) Primarily due to Texas Storm Uri impacts (-0.04) in February 2021 and lower wind resource.
(f) Excludes rate case impacts.
(g) Electric Utilities and Infrastructure and Other include higher income and property tax expense.
15

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
(Unaudited)
(In millions, except per share amounts)
Three Months Ended Nine Months Ended
September 30, September 30,
2021 2020 2021 2020
Operating Revenues
Regulated electric $ 6,495 $ 6,315 $ 16,972 $ 16,402
Regulated natural gas 263 214 1,314 1,115
Nonregulated electric and other 193 192 573 574
Total operating revenues 6,951 6,721 18,859 18,091
Operating Expenses
Fuel used in electric generation and purchased power 1,844 1,849 4,702 4,645
Cost of natural gas 75 41 430 299
Operation, maintenance and other 1,507 1,450 4,319 4,142
Depreciation and amortization 1,265 1,217 3,698 3,497
Property and other taxes 371 324 1,073 1,003
Impairment of assets and other charges 211 28 342 36
Total operating expenses 5,273 4,909 14,564 13,622
Gains on Sales of Other Assets and Other, net 9 2 11 10
Operating Income 1,687 1,814 4,306 4,479
Other Income and Expenses
Equity in earnings (losses) of unconsolidated affiliates 22 (80) 14 (2,004)
Other income and expenses, net 238 127 493 310
Total other income and expenses 260 47 507 (1,694)
Interest Expense 581 522 1,688 1,627
Income Before Income Taxes 1,366 1,339 3,125 1,158
Income Tax Expense (Benefit) 90 105 210 (74)
Net Income 1,276 1,234 2,915 1,232
Add: Net Loss Attributable to Noncontrolling Interests 129 70 247 208
Net Income Attributable to Duke Energy Corporation 1,405 1,304 3,162 1,440
Less: Preferred Dividends 39 39 92 93
Net Income Available to Duke Energy Corporation Common Stockholders $ 1,366 $ 1,265 $ 3,070 $ 1,347
Earnings Per Share - Basic and Diluted
Basic and Diluted $ 1.79 $ 1.74 $ 4.00 $ 1.85
Weighted average shares outstanding
Basic and Diluted 769 735 769 735

16

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATED BALANCE SHEETS
(Unaudited)
(In millions) September 30, 2021 December 31, 2020
ASSETS
Current Assets
Cash and cash equivalents $ 548 $ 259
Receivables (net of allowance for doubtful accounts of $48 at 2021 and $29 at 2020) 998 1,009
Receivables of VIEs (net of allowance for doubtful accounts of $75 at 2021 and $117 at 2020) 2,431 2,144
Inventory 2,900 3,167
Regulatory assets (includes $54 at 2021 and $53 at 2020 related to VIEs) 1,791 1,641
Other (includes $347 at 2021 and $296 at 2020 related to VIEs) 768 462
Total current assets 9,436 8,682
Property, Plant and Equipment
Cost 160,652 155,580
Accumulated depreciation and amortization (50,543) (48,827)
Facilities to be retired, net 127 29
Net property, plant and equipment 110,236 106,782
Other Noncurrent Assets
Goodwill 19,303 19,303
Regulatory assets (includes $896 at 2021 and $937 at 2020 related to VIEs) 12,247 12,421
Nuclear decommissioning trust funds 9,861 9,114
Operating lease right-of-use assets, net 1,287 1,524
Investments in equity method unconsolidated affiliates 951 961
Other (includes $134 at 2021 and $81 at 2020 related to VIEs) 3,686 3,601
Total other noncurrent assets 47,335 46,924
Total Assets $ 167,007 $ 162,388
LIABILITIES AND EQUITY
Current Liabilities
Accounts payable $ 2,888 $ 3,144
Notes payable and commercial paper 2,098 2,873
Taxes accrued 908 482
Interest accrued 558 537
Current maturities of long-term debt (includes $221 at 2021 and $472 at 2020 related to VIEs) 4,873 4,238
Asset retirement obligations 673 718
Regulatory liabilities 1,319 1,377
Other 2,239 2,936
Total current liabilities 15,556 16,305
Long-Term Debt (includes $3,923 at 2021 and $3,535 at 2020 related to VIEs) 57,929 55,625
Other Noncurrent Liabilities
Deferred income taxes 9,875 9,244
Asset retirement obligations 12,278 12,286
Regulatory liabilities 15,530 15,029
Operating lease liabilities 1,093 1,340
Accrued pension and other post-retirement benefit costs 988 969
Investment tax credits 804 687
Other (includes $341 at 2021 and $316 at 2020 related to VIEs) 1,714 1,719
Total other noncurrent liabilities 42,282 41,274
Commitments and Contingencies
Equity
Preferred stock, Series A, $0.001 par value, 40 million depositary shares authorized and outstanding at 2021 and 2020
973 973
Preferred stock, Series B, $0.001 par value, 1 million shares authorized and outstanding at 2021 and 2020
989 989
Common Stock, $0.001 par value, 2 billion shares authorized; 769 million shares outstanding at 2021 and 2020 1 1
Additional paid-in capital 44,348 43,767
Retained earnings 3,293 2,471
Accumulated other comprehensive loss (297) (237)
Total Duke Energy Corporation stockholders' equity 49,307 47,964
Noncontrolling interests 1,933 1,220
Total equity 51,240 49,184
Total Liabilities and Equity $ 167,007 $ 162,388
17

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS
(Unaudited)
(In millions)
Nine Months Ended September 30,
2021 2020
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income $ 2,915 $ 1,232
Adjustments to reconcile net income to net cash provided by operating activities
4,312 5,534
Net cash provided by operating activities 7,227 6,766
CASH FLOWS FROM INVESTING ACTIVITIES
Net cash used in investing activities (8,200) (7,964)
CASH FLOWS FROM FINANCING ACTIVITIES
Net cash provided by financing activities 1,160 1,225
Net increase in cash, cash equivalents and restricted cash 187 27
Cash, cash equivalents and restricted cash at beginning of period 556 573
Cash, cash equivalents and restricted cash at end of period $ 743 $ 600

18

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING STATEMENTS OF OPERATIONS
(Unaudited)
Three Months Ended September 30, 2021
(In millions) Electric
Utilities and Infrastructure
Gas
Utilities and Infrastructure
Commercial Renewables Other Eliminations/Adjustments Duke Energy
Operating Revenues
Regulated electric $ 6,569 $ - $ - $ - $ (74) $ 6,495
Regulated natural gas - 285 - - (22) 263
Nonregulated electric and other - 4 117 28 44 193
Total operating revenues 6,569 289 117 28 (52) 6,951
Operating Expenses
Fuel used in electric generation and purchased power 1,864 - - - (20) 1,844
Cost of natural gas - 75 - - - 75
Operation, maintenance and other 1,363 102 90 (20) (28) 1,507
Depreciation and amortization 1,084 74 58 56 (7) 1,265
Property and other taxes 330 30 10 2 (1) 371
Impairment of assets and other charges 202 - - 8 1 211
Total operating expenses 4,843 281 158 46 (55) 5,273
Gains (Losses) on Sales of Other Assets and Other, net 9 - - (1) 1 9
Operating Income (Loss) 1,735 8 (41) (19) 4 1,687
Other Income and Expenses
Equity in earnings (losses) of unconsolidated affiliates 3 10 (4) 13 - 22
Other income and expenses, net 217 15 2 12 (8) 238
Total Other Income and Expenses 220 25 (2) 25 (8) 260
Interest Expense 365 37 20 163 (4) 581
Income (Loss) Before Income Taxes 1,590 (4) (63) (157) - 1,366
Income Tax Expense (Benefit) 160 (1) (6) (63) - 90
Net Income (Loss) 1,430 (3) (57) (94) - 1,276
Add: Net (Income) Loss Attributable to Noncontrolling Interest (5) - 135 (1) - 129
Net Income (Loss) Attributable to Duke Energy Corporation 1,425 (3) 78 (95) - 1,405
Less: Preferred Dividends - - - 39 - 39
Segment Income (Loss) / Other Net Loss / Net Income Available to Duke Energy Corporation Common Stockholders $ 1,425 $ (3) $ 78 $ (134) $ - $ 1,366
Special Items 64 (2) - 7 - 69
Adjusted Earnings(a)
$ 1,489 $ (5) $ 78 $ (127) $ - $ 1,435

(a) See Reported to Adjusted Earnings Reconciliation for a detailed reconciliation of Segment Income (Loss) / Other Net Loss to Adjusted Earnings.

19

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING STATEMENTS OF OPERATIONS
(Unaudited)
Nine Months Ended September 30, 2021
(In millions) Electric
Utilities and Infrastructure
Gas
Utilities and Infrastructure
Commercial Renewables Other Eliminations/Adjustments Duke Energy
Operating Revenues
Regulated electric $ 17,185 $ - $ - $ - $ (213) $ 16,972
Regulated natural gas - 1,381 - - (67) 1,314
Nonregulated electric and other - 10 355 81 127 573
Total operating revenues 17,185 1,391 355 81 (153) 18,859
Operating Expenses
Fuel used in electric generation and purchased power 4,760 - - - (58) 4,702
Cost of natural gas - 430 - - - 430
Operation, maintenance and other 3,907 302 240 (43) (87) 4,319
Depreciation and amortization 3,154 216 167 182 (21) 3,698
Property and other taxes 949 92 28 4 - 1,073
Impairment of assets and other charges 203 - - 139 - 342
Total operating expenses 12,973 1,040 435 282 (166) 14,564
Gains (Losses) on Sales of Other Assets and Other, net 11 - - (1) 1 11
Operating Income (Loss) 4,223 351 (80) (202) 14 4,306
Other Income and Expenses
Equity in earnings (losses) of unconsolidated affiliates 8 2 (32) 36 - 14
Other income and expenses, net 413 50 8 42 (20) 493
Total Other Income and Expenses 421 52 (24) 78 (20) 507
Interest Expense 1,066 105 53 470 (6) 1,688
Income (Loss) Before Income Taxes 3,578 298 (157) (594) - 3,125
Income Tax Expense (Benefit) 393 39 (56) (166) - 210
Net Income (Loss) 3,185 259 (101) (428) - 2,915
Add: Net (Income) Loss Attributable to Noncontrolling Interest (5) - 253 (1) - 247
Net Income (Loss) Attributable to Duke Energy Corporation 3,180 259 152 (429) - 3,162
Less: Preferred Dividends - - - 92 - 92
Segment Income / Other Net Loss / Net Income Available to Duke Energy Corporation Common Stockholders $ 3,180 $ 259 $ 152 $ (521) $ - $ 3,070
Special Items 64 15 - 142 - 221
Adjusted Earnings(a)
$ 3,244 $ 274 $ 152 $ (379) $ - $ 3,291

(a) See Reported to Adjusted Earnings Reconciliation for a detailed reconciliation of Segment Income / Other Net Loss to Adjusted Earnings.
20

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING STATEMENTS OF OPERATIONS
(Unaudited)
Three Months Ended September 30, 2020
(In millions) Electric
Utilities and Infrastructure
Gas
Utilities and Infrastructure
Commercial Renewables Other Eliminations/Adjustments Duke Energy
Operating Revenues
Regulated electric $ 6,379 $ - $ - $ - $ (64) $ 6,315
Regulated natural gas - 238 - - (24) 214
Nonregulated electric and other - 3 126 24 39 192
Total operating revenues 6,379 241 126 24 (49) 6,721
Operating Expenses
Fuel used in electric generation and purchased power 1,869 - - - (20) 1,849
Cost of natural gas - 41 - - - 41
Operation, maintenance and other 1,326 103 72 (21) (30) 1,450
Depreciation and amortization 1,053 65 52 54 (7) 1,217
Property and other taxes 286 26 8 4 - 324
Impairment of assets and other charges 20 7 - - 1 28
Total operating expenses 4,554 242 132 37 (56) 4,909
Gains on Sales of Other Assets and Other, net 3 - - - (1) 2
Operating Income (Loss) 1,828 (1) (6) (13) 6 1,814
Other Income and Expenses
Equity in (losses) earnings of unconsolidated affiliates (8) (71) (3) 3 (1) (80)
Other income and expenses, net 75 16 2 40 (6) 127
Total Other Income and Expenses 67 (55) (1) 43 (7) 47
Interest Expense 308 35 18 160 1 522
Income (Loss) Before Income Taxes 1,587 (91) (25) (130) (2) 1,339
Income Tax Expense (Benefit) 206 (18) (15) (66) (2) 105
Net Income (Loss) 1,381 (73) (10) (64) - 1,234
Add: Net Loss Attributable to Noncontrolling Interest - - 70 - - 70
Net Income (Loss) Attributable to Duke Energy Corporation 1,381 (73) 60 (64) - 1,304
Less: Preferred Dividends - - - 39 - 39
Segment Income (Loss) / Other Net Loss / Net Income Available to Duke Energy Corporation Common Stockholders $ 1,381 $ (73) $ 60 $ (103) $ - $ 1,265
Special Items 31 65 - - - 96
Adjusted Earnings(a)
$ 1,412 $ (8) $ 60 $ (103) $ - $ 1,361
(a) See Reported to Adjusted Earnings Reconciliation for a detailed reconciliation of Segment Income (Loss) / Other Net Loss to Adjusted Earnings.

21

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING STATEMENTS OF OPERATIONS
(Unaudited)
Nine Months Ended September 30, 2020
(In millions) Electric
Utilities and Infrastructure
Gas
Utilities and Infrastructure
Commercial Renewables Other Eliminations/Adjustments Duke Energy
Operating Revenues
Regulated electric $ 16,596 $ - $ - $ - $ (194) $ 16,402
Regulated natural gas - 1,186 - - (71) 1,115
Nonregulated electric and other - 8 378 73 115 574
Total operating revenues 16,596 1,194 378 73 (150) 18,091
Operating Expenses
Fuel used in electric generation and purchased power 4,703 - - - (58) 4,645
Cost of natural gas - 300 - - (1) 299
Operation, maintenance and other 3,891 312 204 (181) (84) 4,142
Depreciation and amortization 3,023 193 148 154 (21) 3,497
Property and other taxes 885 82 24 12 - 1,003
Impairment of assets and other charges 23 7 6 - - 36
Total operating expenses 12,525 894 382 (15) (164) 13,622
Gains on Sales of Other Assets and Other, net 11 - - - (1) 10
Operating Income 4,082 300 (4) 88 13 4,479
Other Income and Expenses
Equity in (losses) earnings of unconsolidated affiliates (3) (2,004) (5) 9 (1) (2,004)
Other income and expenses, net 244 42 5 46 (27) 310
Total Other Income and Expenses 241 (1,962) - 55 (28) (1,694)
Interest Expense 991 103 49 498 (14) 1,627
Income (Loss) Before Income Taxes 3,332 (1,765) (53) (355) (1) 1,158
Income Tax Expense (Benefit) 493 (365) (52) (149) (1) (74)
Net Income (Loss) 2,839 (1,400) (1) (206) - 1,232
Add: Net Loss Attributable to Noncontrolling Interest - - 208 - - 208
Net Income (Loss) Attributable to Duke Energy Corporation 2,839 (1,400) 207 (206) - 1,440
Less: Preferred Dividends - - - 93 - 93
Segment Income (Loss) / Other Net Loss / Net Income Available to Duke Energy Corporation Common Stockholders $ 2,839 $ (1,400) $ 207 $ (299) $ - $ 1,347
Special Items 31 1,691 - (75) - 1,647
Adjusted Earnings(a)
$ 2,870 $ 291 $ 207 $ (374) $ - $ 2,994
(a) See Reported to Adjusted Earnings Reconciliation for a detailed reconciliation of Segment Income (Loss) / Other Net Loss to Adjusted Earnings.

22

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING BALANCE SHEETS - ASSETS
(Unaudited)

September 30, 2021
(In millions) Electric Utilities and Infrastructure Gas
Utilities and Infrastructure
Commercial
Renewables
Other Eliminations/
Adjustments
Duke Energy
Current Assets
Cash and cash equivalents $ 138 $ 12 $ 4 $ 394 $ - $ 548
Receivables, net 713 104 174 7 - 998
Receivables of variable interest entities, net 2,431 - - - - 2,431
Receivables from affiliated companies 168 356 655 1,389 (2,568) -
Notes receivable from affiliated companies 113 - - 1,420 (1,533) -
Inventory 2,686 86 84 43 1 2,900
Regulatory assets 1,546 147 - 98 - 1,791
Other 311 91 247 139 (20) 768
Total current assets 8,106 796 1,164 3,490 (4,120) 9,436
Property, Plant and Equipment
Cost 137,419 13,662 7,214 2,454 (97) 160,652
Accumulated depreciation and amortization (44,984) (2,702) (1,388) (1,468) (1) (50,543)
Facilities to be retired, net 116 11 - - - 127
Net property, plant and equipment 92,551 10,971 5,826 986 (98) 110,236
Other Noncurrent Assets
Goodwill 17,379 1,924 - - - 19,303
Regulatory assets 10,987 761 - 499 - 12,247
Nuclear decommissioning trust funds 9,861 - - - - 9,861
Operating lease right-of-use assets, net 879 17 122 269 - 1,287
Investments in equity method unconsolidated affiliates 108 236 470 137 - 951
Investment in consolidated subsidiaries 604 4 (4) 64,796 (65,400) -
Other 2,106 324 111 2,797 (1,652) 3,686
Total other noncurrent assets 41,924 3,266 699 68,498 (67,052) 47,335
Total Assets 142,581 15,033 7,689 72,974 (71,270) 167,007
Segment reclassifications, intercompany balances and other (1,016) (341) (652) (69,257) 71,266 -
Segment Assets $ 141,565 $ 14,692 $ 7,037 $ 3,717 $ (4) $ 167,007
23

DUKE ENERGY CORPORATION
CONDENSED CONSOLIDATING BALANCE SHEETS - LIABILITIES AND EQUITY
(Unaudited)

September 30, 2021
(In millions) Electric Utilities and Infrastructure Gas
Utilities and Infrastructure
Commercial
Renewables
Other Eliminations/
Adjustments
Duke Energy
Current Liabilities
Accounts payable $ 2,080 $ 232 $ 83 $ 493 $ - $ 2,888
Accounts payable to affiliated companies 715 29 809 945 (2,498) -
Notes payable to affiliated companies 979 468 44 54 (1,545) -
Notes payable and commercial paper - 34 - 2,065 (1) 2,098
Taxes accrued 1,001 54 (86) (60) (1) 908
Interest accrued 359 43 2 154 - 558
Current maturities of long-term debt 2,135 26 165 2,551 (4) 4,873
Asset retirement obligations 673 - - - - 673
Regulatory liabilities 1,233 86 - - - 1,319
Other 1,527 118 133 538 (77) 2,239
Total current liabilities 10,702 1,090 1,150 6,740 (4,126) 15,556
Long-Term Debt 35,717 3,641 1,553 17,110 (92) 57,929
Long-Term Debt Payable to Affiliated Companies 1,646 7 - - (1,653) -
Other Noncurrent Liabilities
Deferred income taxes 10,895 1,152 (659) (1,513) - 9,875
Asset retirement obligations 12,045 64 169 - - 12,278
Regulatory liabilities 14,093 1,415 - 23 (1) 15,530
Operating lease liabilities 774 15 127 177 - 1,093
Accrued pension and other post-retirement benefit costs 435 34 (28) 547 - 988
Investment tax credits 801 2 - - 1 804
Other 761 272 367 502 (188) 1,714
Total other noncurrent liabilities 39,804 2,954 (24) (264) (188) 42,282
Equity
Total Duke Energy Corporation stockholders' equity 54,267 7,339 3,527 49,385 (65,211) 49,307
Noncontrolling interests 445 2 1,483 3 - 1,933
Total equity 54,712 7,341 5,010 49,388 (65,211) 51,240
Total Liabilities and Equity 142,581 15,033 7,689 72,974 (71,270) 167,007
Segment reclassifications, intercompany balances and other (1,016) (341) (652) (69,257) 71,266 -
Segment Liabilities and Equity $ 141,565 $ 14,692 $ 7,037 $ 3,717 $ (4) $ 167,007

24

ELECTRIC UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING SEGMENT INCOME
(Unaudited)

Three Months Ended September 30, 2021
(In millions) Duke
Energy
Carolinas
Duke
Energy
Progress
Duke
Energy
Florida
Duke
Energy
Ohio(a)
Duke
Energy
Indiana
Eliminations/
Other
Electric Utilities and Infrastructure
Operating Revenues $ 2,104 $ 1,667 $ 1,561 $ 413 $ 886 $ (62) $ 6,569
Operating Expenses
Fuel used in electric generation and purchased power 452 523 552 119 292 (74) 1,864
Operation, maintenance and other 465 364 262 90 171 11 1,363
Depreciation and amortization 366 290 214 56 154 4 1,084
Property and other taxes 91 39 105 76 16 3 330
Impairment of assets and other charges 159 43 - - - - 202
Total operating expenses 1,533 1,259 1,133 341 633 (56) 4,843
(Losses) Gains on Sales of Other Assets and Other, net (1) 7 1 1 1 - 9
Operating Income 570 415 429 73 254 (6) 1,735
Other Income and Expenses, net(b)
125 60 20 3 11 1 220
Interest Expense 137 79 79 23 49 (2) 365
Income Before Income Taxes 558 396 370 53 216 (3) 1,590
Income Tax Expense 19 25 72 5 34 5 160
Less: Net Income Attributable to Noncontrolling Interest - - - - - 5 5
Segment Income $ 539 $ 371 $ 298 $ 48 $ 182 $ (13) $ 1,425
(a) Includes results of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes an equity component of allowance for funds used during construction of $17 million for Duke Energy Carolinas, $9 million for Duke Energy Progress, $4 million for Duke Energy Florida, $1 million for Duke Energy Ohio and $7 million for Duke Energy Indiana.

25

ELECTRIC UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING SEGMENT INCOME
(Unaudited)

Nine Months Ended September 30, 2021
(In millions) Duke
Energy
Carolinas
Duke
Energy
Progress
Duke
Energy
Florida
Duke
Energy
Ohio(a)
Duke
Energy
Indiana
Eliminations/
Other
Electric Utilities and Infrastructure
Operating Revenues $ 5,430 $ 4,417 $ 3,987 $ 1,119 $ 2,366 $ (134) $ 17,185
Operating Expenses
Fuel used in electric generation and purchased power 1,218 1,368 1,335 294 710 (165) 4,760
Operation, maintenance and other 1,310 1,069 743 252 534 (1) 3,907
Depreciation and amortization 1,088 811 619 163 458 15 3,154
Property and other taxes 248 129 290 217 57 8 949
Impairment of assets and other charges 160 43 - - - - 203
Total operating expenses 4,024 3,420 2,987 926 1,759 (143) 12,973
Gains on Sales of Other Assets and Other, net 1 8 1 1 - - 11
Operating Income 1,407 1,005 1,001 194 607 9 4,223
Other Income and Expenses, net(b)
219 106 54 10 31 1 421
Interest Expense 400 226 239 66 148 (13) 1,066
Income Before Income Taxes 1,226 885 816 138 490 23 3,578
Income Tax Expense 67 60 160 16 81 9 393
Less: Net Income Attributable to Noncontrolling Interest - - - - - 5 5
Segment Income
$ 1,159 $ 825 $ 656 $ 122 $ 409 $ 9 $ 3,180
(a) Includes results of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes an equity component of allowance for funds used during construction of $46 million for Duke Energy Carolinas, $25 million for Duke Energy Progress, $12 million for Duke Energy Florida, $4 million for Duke Energy Ohio and $19 million for Duke Energy Indiana.
26

ELECTRIC UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING BALANCE SHEETS - ASSETS
(Unaudited)

September 30, 2021
(In millions) Duke
Energy
Carolinas
Duke
Energy
Progress
Duke
Energy
Florida
Duke
Energy
Ohio(a)
Duke
Energy
Indiana
Eliminations/
Adjustments(b)
Electric Utilities and Infrastructure
Current Assets
Cash and cash equivalents $ 21 $ 51 $ 40 $ 12 $ 14 $ - $ 138
Receivables, net 278 162 104 99 81 (11) 713
Receivables of variable interest entities, net 915 532 449 - - 535 2,431
Receivables from affiliated companies 85 68 3 93 62 (143) 168
Notes receivable from affiliated companies - - - - 251 (138) 113
Inventory 969 815 439 95 367 1 2,686
Regulatory assets 460 499 365 27 196 (1) 1,546
Other 104 116 35 (1) 60 (3) 311
Total current assets 2,832 2,243 1,435 325 1,031 240 8,106
Property, Plant and Equipment
Cost 51,790 36,666 23,300 7,641 17,321 701 137,419
Accumulated depreciation and amortization (17,959) (13,365) (5,839) (2,261) (5,551) (9) (44,984)
Facilities to be retired, net 89 27 - - - - 116
Net property, plant and equipment 33,920 23,328 17,461 5,380 11,770 692 92,551
Other Noncurrent Assets
Goodwill - - - 596 - 16,783 17,379
Regulatory assets 2,743 3,955 1,829 337 1,300 823 10,987
Nuclear decommissioning trust funds 5,434 3,857 570 - - - 9,861
Operating lease right-of-use assets, net 95 402 312 19 51 - 879
Investments in equity method unconsolidated affiliates - - 1 - - 107 108
Investment in consolidated subsidiaries 60 14 3 291 1 235 604
Other 1,198 771 350 65 276 (554) 2,106
Total other noncurrent assets 9,530 8,999 3,065 1,308 1,628 17,394 41,924
Total Assets 46,282 34,570 21,961 7,013 14,429 18,326 142,581
Segment reclassifications, intercompany balances and other (176) (121) (117) (297) (111) (194) (1,016)
Reportable Segment Assets $ 46,106 $ 34,449 $ 21,844 $ 6,716 $ 14,318 $ 18,132 $ 141,565
(a) Includes balances of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes the elimination of intercompany balances, purchase accounting adjustments and restricted receivables related to Cinergy Receivables Company.

27

ELECTRIC UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING BALANCE SHEETS - LIABILITIES AND EQUITY
(Unaudited)

September 30, 2021
(In millions) Duke
Energy
Carolinas
Duke
Energy
Progress
Duke
Energy
Florida
Duke
Energy
Ohio(a)
Duke
Energy
Indiana
Eliminations/
Adjustments(b)
Electric Utilities and Infrastructure
Current Liabilities
Accounts payable $ 673 $ 392 $ 506 $ 256 $ 239 $ 14 $ 2,080
Accounts payable to affiliated companies 184 113 129 20 198 71 715
Notes payable to affiliated companies 86 117 603 299 - (126) 979
Taxes accrued 392 164 177 185 83 - 1,001
Interest accrued 137 68 72 23 59 - 359
Current maturities of long-term debt 357 1,207 276 24 151 120 2,135
Asset retirement obligations 245 234 - 17 177 - 673
Regulatory liabilities 503 439 102 41 147 1 1,233
Other 516 442 404 63 105 (3) 1,527
Total current liabilities 3,093 3,176 2,269 928 1,159 77 10,702
Long-Term Debt 12,318 8,491 7,273 2,447 3,791 1,397 35,717
Long-Term Debt Payable to Affiliated Companies 300 150 - 18 150 1,028 1,646
Other Noncurrent Liabilities
Deferred income taxes 3,953 2,500 2,385 734 1,289 34 10,895
Asset retirement obligations 5,134 5,407 443 51 966 44 12,045
Regulatory liabilities 6,867 4,686 649 336 1,573 (18) 14,093
Operating lease liabilities 83 359 265 19 49 (1) 774
Accrued pension and other post-retirement benefit costs 64 234 225 86 172 (346) 435
Investment tax credits 288 129 208 3 172 1 801
Other 558 78 56 57 53 (41) 761
Total other noncurrent liabilities 16,947 13,393 4,231 1,286 4,274 (327) 39,804
Equity
Total Duke Energy Corporation stockholders equity 13,624 9,360 8,188 2,334 5,055 15,706 54,267
Noncontrolling interests(c)
- - - - - 445 445
Total equity 13,624 9,360 8,188 2,334 5,055 16,151 54,712
Total Liabilities and Equity 46,282 34,570 21,961 7,013 14,429 18,326 142,581
Segment reclassifications, intercompany balances and other (176) (121) (117) (297) (111) (194) (1,016)
Reportable Segment Liabilities and Equity $ 46,106 $ 34,449 $ 21,844 $ 6,716 $ 14,318 $ 18,132 $ 141,565
(a) Includes balances of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes the elimination of intercompany balances and purchase accounting adjustments.
(c) Includes a noncontrolling interest in Duke Energy Indiana.

28

GAS UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING SEGMENT INCOME
(Unaudited)

Three Months Ended September 30, 2021
(In millions)
Duke
Energy
Ohio(a)
Piedmont Natural Gas LDC
Midstream Pipelines and Storage(b)
Eliminations/
Adjustments
Gas
Utilities and Infrastructure
Operating Revenues $ 93 $ 195 $ - $ 1 $ 289
Operating Expenses
Cost of natural gas 9 66 - - 75
Operation, maintenance and other 27 76 (1) - 102
Depreciation and amortization 23 51 1 (1) 74
Property and other taxes 14 16 - - 30
Total operating expenses 73 209 - (1) 281
Gains on Sales of Other Assets and Other, net 1 - - (1) -
Operating Income (Loss) 21 (14) - 1 8
Other Income and Expenses
Equity in earnings of unconsolidated affiliates - - 9 1 10
Other income and expenses, net 2 14 - (1) 15
Total other income and expenses 2 14 9 - 25
Interest Expense 8 29 - - 37
Income (Loss) Before Income Taxes 15 (29) 9 1 (4)
Income Tax Expense (Benefit) 4 (7) 2 - (1)
Segment Income (Loss) $ 11 $ (22) $ 7 $ 1 $ (3)
(a) Includes results of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Primarily earnings from investments in Sabal Trail and Cardinal pipelines, as well as Hardy and Pine Needle storage facilities.

29

GAS UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING SEGMENT INCOME
(Unaudited)

Nine Months Ended September 30, 2021
(In millions)

Duke Energy
Ohio(a)
Piedmont Natural Gas LDC
Midstream Pipelines and Storage(b)
Eliminations/
Adjustments

Gas Utilities and Infrastructure
Operating Revenues $ 375 $ 1,016 $ - $ - $ 1,391
Operating Expenses
Cost of natural gas 76 354 - - 430
Operation, maintenance and other 77 225 1 (1) 302
Depreciation and amortization 65 150 1 - 216
Property and other taxes 48 44 - - 92
Total operating expenses 266 773 2 (1) 1,040
Gains on Sales of Other Assets and Other, net 1 - - (1) -
Operating Income (Loss) 110 243 (2) - 351
Other Income and Expenses
Equity in earnings of unconsolidated affiliates - - 2 - 2
Other income and expenses, net 5 45 - - 50
Total other income and expenses 5 45 2 - 52
Interest Expense 17 88 - - 105
Income Before Income Taxes 98 200 - - 298
Income Tax Expense 21 18 - - 39
Segment Income $ 77 $ 182 $ - $ - $ 259
(a) Includes results of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes losses from the cancellation of the ACP pipeline and earnings from investments in Sabal Trail and Cardinal pipelines, as well as Hardy and Pine Needle storage facilities.
30

GAS UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING BALANCE SHEETS - ASSETS
(Unaudited)

September 30, 2021
(In millions)
Duke
Energy
Ohio(a)
Piedmont Natural Gas LDC Midstream Pipelines and Storage
Eliminations/
Adjustments(b)
Gas
Utilities and Infrastructure
Current Assets
Cash and cash equivalents $ 4 $ - $ 8 $ - $ 12
Receivables, net 9 96 - (1) 104
Receivables from affiliated companies 1 87 386 (118) 356
Inventory 19 68 - (1) 86
Regulatory assets 22 125 - - 147
Other 30 58 2 1 91
Total current assets 85 434 396 (119) 796
Property, Plant and Equipment
Cost 3,890 9,732 40 - 13,662
Accumulated depreciation and amortization (841) (1,861) - - (2,702)
Facilities to be retired, net - 11 - - 11
Net property, plant and equipment 3,049 7,882 40 - 10,971
Other Noncurrent Assets
Goodwill 324 49 - 1,551 1,924
Regulatory assets 309 335 - 117 761
Operating lease right-of-use assets, net - 17 - - 17
Investments in equity method unconsolidated affiliates - - 231 5 236
Investment in consolidated subsidiaries - - - 4 4
Other 17 282 24 1 324
Total other noncurrent assets 650 683 255 1,678 3,266
Total Assets 3,784 8,999 691 1,559 15,033
Segment reclassifications, intercompany balances and other (1) (28) (27) (285) (341)
Reportable Segment Assets $ 3,783 $ 8,971 $ 664 $ 1,274 $ 14,692
(a) Includes balances of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes the elimination of intercompany balances and purchase accounting adjustments.
31

GAS UTILITIES AND INFRASTRUCTURE
CONDENSED CONSOLIDATING BALANCE SHEETS - LIABILITIES AND EQUITY
(Unaudited)

September 30, 2021
(In millions)
Duke
Energy
Ohio(a)
Piedmont Natural Gas LDC Midstream Pipelines and Storage
Eliminations/
Adjustments(b)
Gas
Utilities and Infrastructure
Current Liabilities
Accounts payable $ 47 $ 184 $ 1 $ - $ 232
Accounts payable to affiliated companies 20 32 100 (123) 29
Notes payable to affiliated companies 153 315 - - 468
Notes payable and commercial paper - - 34 - 34
Taxes accrued 18 40 (3) (1) 54
Interest accrued 8 35 - - 43
Current maturities of long-term debt 26 - - - 26
Regulatory liabilities 22 64 - - 86
Other 4 77 37 - 118
Total current liabilities 298 747 169 (124) 1,090
Long-Term Debt 569 2,968 - 104 3,641
Long-Term Debt Payable to Affiliated Companies 7 - - - 7
Other Noncurrent Liabilities
Deferred income taxes 302 859 (9) - 1,152
Asset retirement obligations 44 21 - (1) 64
Regulatory liabilities 398 1,004 - 13 1,415
Operating lease liabilities - 15 - - 15
Accrued pension and other post-retirement benefit costs 28 6 - - 34
Investment tax credits 1 1 - - 2
Other 34 172 63 3 272
Total other noncurrent liabilities 807 2,078 54 15 2,954
Equity
Total Duke Energy Corporation stockholders' equity 2,103 3,206 466 1,564 7,339
Noncontrolling interests - - 2 - 2
Total equity 2,103 3,206 468 1,564 7,341
Total Liabilities and Equity 3,784 8,999 691 1,559 15,033
Segment reclassifications, intercompany balances and other (1) (28) (27) (285) (341)
Reportable Segment Liabilities and Equity $ 3,783 $ 8,971 $ 664 $ 1,274 $ 14,692
(a) Includes balances of the wholly owned subsidiary, Duke Energy Kentucky.
(b) Includes the elimination of intercompany balances and purchase accounting adjustments.

32

Electric Utilities and Infrastructure
Quarterly Highlights
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
Gigawatt-hour (GWh) Sales(a)
Residential 25,604 26,157 (2.1 %) (0.2 %) 68,115 65,817 3.5 % 0.6 %
General Service 21,991 21,113 4.2 % 5.3 % 56,956 55,263 3.1 % 4.0 %
Industrial 13,736 12,662 8.5 % 7.2 % 37,436 35,583 5.2 % 5.5 %
Other Energy Sales 146 130 12.3 % n/a 419 421 (0.5 %) n/a
Unbilled Sales (937) (1,171) 20.0 % n/a (676) (219) (208.7 %) n/a
Total Retail Sales
60,540 58,891 2.8 % 3.4 % 162,250 156,865 3.4 % 2.9 %
Wholesale and Other 12,327 11,984 2.9 % 31,859 29,687 7.3 %
Total Consolidated Electric Sales - Electric Utilities and Infrastructure
72,867 70,875 2.8 % 194,109 186,552 4.1 %
Average Number of Customers (Electric)
Residential 7,011,080 6,883,872 1.8 % 6,965,548 6,848,397 1.7 %
General Service 1,051,194 1,005,196 4.6 % 1,008,890 1,000,760 0.8 %
Industrial 17,155 17,270 (0.7 %) 16,684 17,294 (3.5 %)
Other Energy Sales 22,750 31,157 (27.0 %) 25,074 31,042 (19.2 %)
Total Retail Customers
8,102,179 7,937,495 2.1 % 8,016,196 7,897,493 1.5 %
Wholesale and Other 35 46 (23.9 %) 37 45 (17.8 %)
Total Average Number of Customers - Electric Utilities and Infrastructure
8,102,214 7,937,541 2.1 % 8,016,233 7,897,538 1.5 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 15,428 17,245 (10.5 %) 39,527 33,201 19.1 %
Nuclear 19,147 18,852 1.6 % 56,632 55,890 1.3 %
Hydro 374 640 (41.6 %) 2,000 2,544 (21.4 %)
Natural Gas and Oil 24,321 22,424 8.5 % 60,248 59,585 1.1 %
Renewable Energy 411 334 23.1 % 1,181 894 32.1 %
Total Generation(d)
59,681 59,495 0.3 % 159,588 152,114 4.9 %
Purchased Power and Net Interchange(e)
16,789 15,631 7.4 % 45,558 44,441 2.5 %
Total Sources of Energy 76,470 75,126 1.8 % 205,146 196,555 4.4 %
Less: Line Loss and Other 3,603 4,251 (15.2 %) 11,037 10,003 10.3 %
Total GWh Sources 72,867 70,875 2.8 % 194,109 186,552 4.1 %
Owned Megawatt (MW) Capacity(c)
Summer 50,137 50,759
Winter 53,545 54,272
Nuclear Capacity Factor (%)(f)
96 95
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.
(f) Statistics reflect 100% of jointly owned stations.

33

Duke Energy Carolinas
Quarterly Highlights
Supplemental Electric Utilities and Infrastructure Information
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
GWh Sales(a)
Residential 8,537 8,657 (1.4 %) 22,960 21,879 4.9 %
General Service 8,384 8,023 4.5 % 21,496 21,077 2.0 %
Industrial 5,966 5,273 13.1 % 15,458 14,612 5.8 %
Other Energy Sales 82 68 20.6 % 228 229 (0.4 %)
Unbilled Sales (352) (816) 56.9 % (85) (418) 79.7 %
Total Retail Sales
22,617 21,205 6.7 % 7.3 % 60,057 57,379 4.7 % 3.9 %
Wholesale and Other 2,416 2,521 (4.2 %) 7,300 6,666 9.5 %
Total Consolidated Electric Sales - Duke Energy Carolinas
25,033 23,726 5.5 % 67,357 64,045 5.2 %
Average Number of Customers
Residential 2,380,208 2,316,390 2.8 % 2,347,201 2,300,089 2.0 %
General Service 404,207 368,342 9.7 % 389,440 366,071 6.4 %
Industrial 6,040 6,097 (0.9 %) 5,971 6,103 (2.2 %)
Other Energy Sales 14,437 22,981 (37.2 %) 16,824 22,880 (26.5 %)
Total Retail Customers
2,804,892 2,713,810 3.4 % 2,759,436 2,695,143 2.4 %
Wholesale and Other 18 21 (14.3 %) 18 22 (18.2 %)
Total Average Number of Customers - Duke Energy Carolinas
2,804,910 2,713,831 3.4 % 2,759,454 2,695,165 2.4 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 4,661 5,940 (21.5 %) 12,779 11,587 10.3 %
Nuclear 11,191 11,463 (2.4 %) 34,534 33,642 2.7 %
Hydro 169 423 (60.0 %) 1,181 1,783 (33.8 %)
Natural Gas and Oil 6,547 4,712 38.9 % 14,966 12,975 15.3 %
Renewable Energy 90 47 91.5 % 245 132 85.6 %
Total Generation(d)
22,658 22,585 0.3 % 63,705 60,119 6.0 %
Purchased Power and Net Interchange(e)
3,156 2,823 11.8 % 7,166 7,521 (4.7 %)
Total Sources of Energy 25,814 25,408 1.6 % 70,871 67,640 4.8 %
Less: Line Loss and Other 781 1,682 (53.6 %) 3,514 3,595 (2.3 %)
Total GWh Sources 25,033 23,726 5.5 % 67,357 64,045 5.2 %
Owned MW Capacity(c)
Summer 20,001 20,191
Winter 20,877 21,127
Nuclear Capacity Factor (%)(f)
97 96
Heating and Cooling Degree Days
Actual
Heating Degree Days 9 37 (75.7 %) 1,917 1,735 10.5 %
Cooling Degree Days 1,023 1,027 (0.4 %) 1,494 1,474 1.4 %
Variance from Normal
Heating Degree Days (35.7 %) 144.2 % (1.2 %) (11.5 %)
Cooling Degree Days 1.4 % 3.0 % (1.7 %) (1.9 %)
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.
(f) Statistics reflect 100% of jointly owned stations.

34

Duke Energy Progress
Quarterly Highlights
Supplemental Electric Utilities and Infrastructure Information
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
GWh Sales(a)
Residential 5,324 5,427 (1.9 %) 14,601 13,705 6.5 %
General Service 4,434 4,283 3.5 % 11,323 10,901 3.9 %
Industrial 2,871 2,721 5.5 % 7,794 7,588 2.7 %
Other Energy Sales 19 19 - % 58 58 - %
Unbilled Sales (408) (216) (88.9 %) (198) (147) (34.7 %)
Total Retail Sales
12,240 12,234 - % 1.4 % 33,578 32,105 4.6 % 2.6 %
Wholesale and Other 6,979 6,801 2.6 % 17,977 17,407 3.3 %
Total Consolidated Electric Sales - Duke Energy Progress
19,219 19,035 1.0 % 51,555 49,512 4.1 %
Average Number of Customers
Residential 1,403,394 1,380,981 1.6 % 1,397,527 1,371,672 1.9 %
General Service 244,717 239,941 2.0 % 218,881 238,656 (8.3 %)
Industrial 3,993 3,997 (0.1 %) 3,595 4,000 (10.1 %)
Other Energy Sales 1,414 1,415 (0.1 %) 1,415 1,415 - %
Total Retail Customers
1,653,518 1,626,334 1.7 % 1,621,418 1,615,743 0.4 %
Wholesale and Other 7 9 (22.2 %) 8 9 (11.1 %)
Total Average Number of Customers - Duke Energy Progress
1,653,525 1,626,343 1.7 % 1,621,426 1,615,752 0.4 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 2,613 3,162 (17.4 %) 5,483 4,602 19.1 %
Nuclear 7,956 7,389 7.7 % 22,098 22,248 (0.7 %)
Hydro 118 160 (26.3 %) 587 624 (5.9 %)
Natural Gas and Oil 6,269 6,155 1.9 % 17,177 16,235 5.8 %
Renewable Energy 71 68 4.4 % 198 193 2.6 %
Total Generation(d)
17,027 16,934 0.5 % 45,543 43,902 3.7 %
Purchased Power and Net Interchange(e)
2,765 2,738 1.0 % 7,508 7,223 3.9 %
Total Sources of Energy 19,792 19,672 0.6 % 53,051 51,125 3.8 %
Less: Line Loss and Other 573 637 (10.0 %) 1,496 1,613 (7.3 %)
Total GWh Sources 19,219 19,035 1.0 % 51,555 49,512 4.1 %
Owned MW Capacity(c)
Summer 12,468 12,534
Winter 13,609 13,594
Nuclear Capacity Factor (%)(f)
94 94
Heating and Cooling Degree Days
Actual
Heating Degree Days 2 23 (91.3 %) 1,749 1,433 22.1 %
Cooling Degree Days 1,120 1,157 (3.2 %) 1,679 1,670 0.5 %
Variance from Normal
Heating Degree Days (83.5 %) 138.8 % (1.2 %) (19.9 %)
Cooling Degree Days 4.0 % 8.5 % 2.2 % 2.6 %
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.
(f) Statistics reflect 100% of jointly owned stations.

35

Duke Energy Florida
Quarterly Highlights
Supplemental Electric Utilities and Infrastructure Information
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
GWh Sales(a)
Residential 6,524 6,795 (4.0 %) 16,215 16,289 (0.5 %)
General Service 4,276 4,143 3.2 % 11,231 10,895 3.1 %
Industrial 883 831 6.3 % 2,547 2,356 8.1 %
Other Energy Sales 6 6 - % 17 17 - %
Unbilled Sales (151) - - % (28) 544 (105.1 %)
Total Retail Sales
11,538 11,775 (2.0 %) (0.9 %) 29,982 30,101 (0.4 %) 1.5 %
Wholesale and Other 1,445 1,198 20.6 % 2,749 2,289 20.1 %
Total Electric Sales - Duke Energy Florida
12,983 12,973 0.1 % 32,731 32,390 1.1 %
Average Number of Customers
Residential 1,690,451 1,659,206 1.9 % 1,683,219 1,650,696 2.0 %
General Service 209,180 205,232 1.9 % 207,801 204,590 1.6 %
Industrial 1,965 2,000 (1.8 %) 1,954 2,004 (2.5 %)
Other Energy Sales 1,529 1,493 2.4 % 1,501 1,493 0.5 %
Total Retail Customers
1,903,125 1,867,931 1.9 % 1,894,475 1,858,783 1.9 %
Wholesale and Other 6 11 (45.5 %) 6 9 (33.3 %)
Total Average Number of Customers - Duke Energy Florida
1,903,131 1,867,942 1.9 % 1,894,481 1,858,792 1.9 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 1,658 1,621 2.3 % 4,573 2,420 89.0 %
Natural Gas and Oil 10,467 10,595 (1.2 %) 25,846 27,889 (7.3 %)
Renewable Energy 241 210 14.8 % 720 546 31.9 %
Total Generation(d)
12,366 12,426 (0.5 %) 31,139 30,855 0.9 %
Purchased Power and Net Interchange(e)
1,450 1,233 17.6 % 3,514 3,304 6.4 %
Total Sources of Energy 13,816 13,659 1.1 % 34,653 34,159 1.4 %
Less: Line Loss and Other 833 686 21.4 % 1,922 1,769 8.6 %
Total GWh Sources 12,983 12,973 0.1 % 32,731 32,390 1.1 %
Owned MW Capacity(c)
Summer 10,246 10,335
Winter 11,114 11,347
Heating and Cooling Degree Days
Actual
Heating Degree Days - - - % 310 220 40.9 %
Cooling Degree Days 1,544 1,569 (1.6 %) 2,904 3,229 (10.1 %)
Variance from Normal
Heating Degree Days - % - % (18.2 %) (10.8 %)
Cooling Degree Days 3.9 % 5.5 % 6.5 % 17.4 %
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.

36

Duke Energy Ohio
Quarterly Highlights
Supplemental Electric Utilities and Infrastructure Information
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
GWh Sales(a)
Residential 2,677 2,725 (1.8 %) 7,093 6,911 2.6 %
General Service 2,558 2,458 4.1 % 6,841 6,593 3.8 %
Industrial 1,496 1,403 6.6 % 4,197 3,978 5.5 %
Other Energy Sales 27 25 8.0 % 79 79 - %
Unbilled Sales (33) (70) 52.9 % (148) (54) (174.1 %)
Total Retail Sales
6,725 6,541 2.8 % 2.6 % 18,062 17,507 3.2 % 1.9 %
Wholesale and Other 119 137 (13.1 %) 524 256 104.7 %
Total Electric Sales - Duke Energy Ohio
6,844 6,678 2.5 % 18,586 17,763 4.6 %
Average Number of Customers
Residential 785,368 782,281 0.4 % 785,755 781,935 0.5 %
General Service 89,850 89,075 0.9 % 89,795 89,027 0.9 %
Industrial 2,471 2,479 (0.3 %) 2,476 2,488 (0.5 %)
Other Energy Sales 3,500 3,440 1.7 % 3,472 3,439 1.0 %
Total Retail Customers
881,189 877,275 0.4 % 881,498 876,889 0.5 %
Wholesale and Other 1 1 - % 1 1 - %
Total Average Number of Customers - Duke Energy Ohio
881,190 877,276 0.4 % 881,499 876,890 0.5 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 692 940 (26.4 %) 2,530 1,833 38.0 %
Natural Gas and Oil 22 33 (33.3 %) 50 40 25.0 %
Total Generation(d)
714 973 (26.6 %) 2,580 1,873 37.7 %
Purchased Power and Net Interchange(e)
6,734 6,399 5.2 % 17,917 17,693 1.3 %
Total Sources of Energy 7,448 7,372 1.0 % 20,497 19,566 4.8 %
Less: Line Loss and Other 604 694 (13.0 %) 1,911 1,803 6.0 %
Total GWh Sources 6,844 6,678 2.5 % 18,586 17,763 4.6 %
Owned MW Capacity(c)
Summer 1,076 1,076
Winter 1,164 1,164
Heating and Cooling Degree Days
Actual
Heating Degree Days 28 50 (44.0 %) 3,042 2,826 7.6 %
Cooling Degree Days 855 825 3.6 % 1,215 1,177 3.2 %
Variance from Normal
Heating Degree Days (47.2 %) (12.3 %) (0.4 %) (8.3 %)
Cooling Degree Days 11.8 % 9.4 % 10.3 % 8.1 %
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.

37

Duke Energy Indiana
Quarterly Highlights
Supplemental Electric Utilities and Infrastructure Information
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
2021 2020 %
Inc.(Dec.)
% Inc. (Dec.)
Weather
Normal(b)
GWh Sales(a)
Residential 2,542 2,553 (0.4 %) 7,246 7,033 3.0 %
General Service 2,339 2,206 6.0 % 6,065 5,797 4.6 %
Industrial 2,520 2,434 3.5 % 7,440 7,049 5.5 %
Other Energy Sales 12 12 - % 37 38 (2.6 %)
Unbilled Sales 7 (69) 110.1 % (217) (144) (50.7 %)
Total Retail Sales
7,420 7,136 4.0 % 3.2 % 20,571 19,773 4.0 % 3.2 %
Wholesale and Other 1,368 1,327 3.1 % 3,309 3,069 7.8 %
Total Electric Sales - Duke Energy Indiana
8,788 8,463 3.8 % 23,880 22,842 4.5 %
Average Number of Customers
Residential 751,659 745,014 0.9 % 751,846 744,005 1.1 %
General Service 103,240 102,606 0.6 % 102,973 102,416 0.5 %
Industrial 2,686 2,697 (0.4 %) 2,688 2,699 (0.4 %)
Other Energy Sales 1,870 1,828 2.3 % 1,862 1,815 2.6 %
Total Retail Customers
859,455 852,145 0.9 % 859,369 850,935 1.0 %
Wholesale and Other 3 4 (25.0 %) 4 4 - %
Total Average Number of Customers - Duke Energy Indiana
859,458 852,149 0.9 % 859,373 850,939 1.0 %
Sources of Electric Energy (GWh)
Generated - Net Output(c)
Coal 5,804 5,582 4.0 % 14,162 12,759 11.0 %
Hydro 87 57 52.6 % 232 137 69.3 %
Natural Gas and Oil 1,016 929 9.4 % 2,209 2,446 (9.7 %)
Renewable Energy 9 9 - % 18 23 (21.7 %)
Total Generation(d)
6,916 6,577 5.2 % 16,621 15,365 8.2 %
Purchased Power and Net Interchange(e)
2,684 2,438 10.1 % 9,453 8,700 8.7 %
Total Sources of Energy 9,600 9,015 6.5 % 26,074 24,065 8.3 %
Less: Line Loss and Other 812 552 47.1 % 2,194 1,223 79.4 %
Total GWh Sources 8,788 8,463 3.8 % 23,880 22,842 4.5 %
Owned MW Capacity(c)
Summer 6,346 6,623
Winter 6,781 7,040
Heating and Cooling Degree Days
Actual
Heating Degree Days 30 52 (42.3 %) 3,291 3,142 4.7 %
Cooling Degree Days 841 789 6.6 % 1,196 1,132 5.7 %
Variance from Normal
Heating Degree Days (50.5 %) 19.6 % (0.3 %) (5.0 %)
Cooling Degree Days 10.9 % 5.7 % 9.1 % 5.0 %
(a) Except as indicated in footnote (b), represents non-weather normalized billed sales, with energy delivered but not yet billed (i.e., unbilled sales) reflected as a single amount and not allocated to the respective retail classes.
(b) Represents weather-normal total retail calendar sales (i.e., billed and unbilled sales).
(c) Statistics reflect Duke Energy's ownership share of jointly owned stations.
(d) Generation by source is reported net of auxiliary power.
(e) Purchased power includes renewable energy purchases.

38

Gas Utilities and Infrastructure
Quarterly Highlights
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 %
Inc. (Dec.)
2021 2020 %
Inc. (Dec.)
Total Sales
Piedmont Natural Gas Local Distribution Company (LDC) throughput (dekatherms)(a)
134,549,588 115,549,371 16.4 % 390,210,785 360,861,306 8.1 %
Duke Energy Midwest LDC throughput (Mcf) 10,268,918 9,678,343 6.1 % 62,220,827 58,570,583 6.2 %
Average Number of Customers - Piedmont Natural Gas
Residential 1,021,965 1,003,014 1.9 % 1,022,914 1,000,857 2.2 %
Commercial 104,788 104,572 0.2 % 105,482 105,023 0.4 %
Industrial 954 965 (1.1 %) 960 970 (1.0 %)
Power Generation 19 19 - % 19 18 5.6 %
Total Average Number of Gas Customers - Piedmont Natural Gas
1,127,726 1,108,570 1.7 % 1,129,375 1,106,868 2.0 %
Average Number of Customers - Duke Energy Midwest
Residential 497,473 493,169 0.9 % 499,537 495,049 0.9 %
General Service 42,148 41,729 1.0 % 43,416 43,371 0.1 %
Industrial 1,519 1,524 (0.3 %) 1,564 1,572 (0.5 %)
Other 129 132 (2.3 %) 130 132 (1.5 %)
Total Average Number of Gas Customers - Duke Energy Midwest
541,269 536,554 0.9 % 544,647 540,124 0.8 %
(a) Piedmont has a margin decoupling mechanism in North Carolina, weather normalization mechanisms in South Carolina and Tennessee and fixed-price contracts with most power generation customers that significantly eliminate the impact of throughput changes on earnings. Duke Energy Ohio's rate design also serves to offset this impact.

Commercial Renewables
Quarterly Highlights
September 2021
Three Months Ended September 30, Nine Months Ended September 30,
2021 2020 % Inc. (Dec.) 2021 2020 % Inc. (Dec.)
Renewable Plant Production, GWh 2,567 2,563 0.2 % 7,942 7,660 3.7 %
Net Proportional MW Capacity in Operation(a)
n/a n/a 4,630 3,984 16.2 %
(a) Includes 100% tax equity project capacity.

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Duke Energy Corporation published this content on 04 November 2021 and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on 04 November 2021 10:11:27 UTC.