The following discussion and analysis of our financial condition and results of
operations should be read in conjunction with our financial statements and
related notes included elsewhere in this Annual Report on Form 10-K. Some of the
information contained in this discussion and analysis, including information
with respect to our plans and strategy for our business, include forward-looking
statements that involve risks and uncertainties. Investors in our securities
should review Part I, Item 1A. "Risk Factors" for a discussion of important
factors that could cause our actual results to differ materially from the
results described in or implied by the forward-looking statements contained in
the following discussion and analysis.

Overview



Our goal is to slow the progression of chronic kidney disease, or CKD, in
patients with metabolic acidosis and CKD. We are a pharmaceutical company
focused on the development and commercialization of our investigational drug
candidate, veverimer (also known as TRC101), a non-absorbed, orally-administered
polymer designed to treat metabolic acidosis and slow CKD progression by binding
and removing acid from the gastrointestinal tract. Metabolic acidosis is a
serious condition commonly caused by CKD and is believed to accelerate the
progression of kidney deterioration. It can also lead to bone loss, muscle
wasting and impaired physical function. Metabolic acidosis in patients with CKD
is typically a chronic disease and, as such, requires long-term treatment to
mitigate its deleterious consequences.

We are currently conducting a renal outcomes clinical trial, VALOR-CKD (also
known as TRCA-303), to determine if veverimer slows CKD progression in patients
with metabolic acidosis and CKD. Our VALOR-CKD trial is a randomized,
double-blind, placebo-controlled, time-to-event trial. The primary endpoint of
the VALOR-CKD trial is the time to first occurrence of any event in the
composite of renal death, end-stage renal disease, or ESRD, or a confirmed ? 40%
reduction in estimated glomerular filtration rate, or eGFR, which is also known
as DD40. The VALOR-CKD trial is a multi-national trial that is being conducted
in over 200 sites worldwide. Enrollment of patients in the VALOR-CKD trial was
completed at the end of 2021 with 1,480 subjects randomized. We currently
anticipate that VALOR-CKD trial will be terminated early, through an
administrative stop, to occur in the second quarter of 2022, with continued
accrual of primary endpoint events into the third quarter of 2022. The reporting
of top-line results from the VALOR-CKD trial is anticipated to occur early in
the fourth quarter of 2022.

There are currently no therapies approved by the U.S. Food and Drug
Administration, or FDA, to slow progression of kidney disease by correcting
chronic metabolic acidosis in patients with CKD. We estimate that metabolic
acidosis affects approximately 4.3 million patients with CKD in the United
States, and we believe that slowing the progression of CKD in patients with
metabolic acidosis and CKD represents a significant unmet medical need and
market opportunity. In addition, considering that acid retention is thought to
occur in patients with CKD prior to clinical diagnosis of metabolic acidosis
(serum bicarbonate less than 22 mEq/L), we believe there may be potential to
pursue a development pathway for veverimer which, with additional data, could
expand the market opportunity beyond metabolic acidosis to include patients with
CKD and eubicarbonatemic acidosis, or latent acidosis, who may also benefit from
a therapy that aids in acid removal.

Veverimer is a non-absorbed, low-swelling, spherical polymer bead that is
approximately 100 micrometers in diameter. It is a single, high molecular
weight, crosslinked polyamine molecule. The size of veverimer prevents systemic
absorption from the GI tract. The high degree of cross-linking within veverimer
limits swelling and the overall volume in the GI tract, with the goal of
facilitating good GI tolerability. The high amine content of veverimer provides
proton binding capacity of approximately 10 mEq/gram of polymer. The size
exclusion built into the three-dimensional structure of the polymer enables
preferential binding of chloride versus larger inorganic and organic anions,
including phosphate, citrate, fatty acids and bile acids. This size exclusion
mechanism allows a majority of the binding capacity to be used for hydrochloric
acid binding.

Veverimer is an in-house discovered, new chemical entity. We have a broad
intellectual property estate that we believe will provide patent protection for
veverimer until at least 2038 in the United States, at least 2035 in Australia,
Europe, Hong Kong, Israel, Japan, Mexico and Russia, and at least 2034 in South
Korea and certain other markets.

Veverimer drug substance manufacturing is conducted for us by Patheon Austria
GmbH & Co KG, or Patheon, in their Linz, Austria facility. At this time, we
believe we have sufficient drug substance and access to sufficient drug product
manufacturing capacity to supply the anticipated demand of our ongoing VALOR-CKD
trial through conclusion of the trial. We are in regular communication with
Patheon and PCI Pharma Services, our drug product

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manufacturer and, to our knowledge, there have not been business disruptions at
these sites due to COVID-19 affecting the production of veverimer drug substance
and drug product. At this time, we have not experienced any material disruption
in the distribution network for veverimer, including the provision of raw
materials, the shipping of drug substance and drug product and the provision of
clinical trial supplies to trial participants, other than in Ukraine.

We have no products approved for marketing, and we have not generated any
revenue from product sales or other arrangements. From our inception in 2013
through December 31, 2021, we have primarily funded our operations through the
sale of $152.4 million of convertible preferred stock, net proceeds of $237.7
million from our initial public offering, or IPO, on July 2, 2018, net proceeds
of $217.9 million from our underwritten public offering on April 8, 2019, net
proceeds of $193.3 million from the issuance of $200.0 million aggregate
principal amount of 3.50% convertible senior notes due 2027, or the Convertible
Senior Notes, on May 22, 2020, net proceeds of $41.5 million from our Registered
Direct Equity Financing on November 15, 2021 and net borrowing of $72.1 million
after fees of $2.9 million under the Loan and Security Agreement, or Term Loan,
entered into with Hercules Capital Inc., or Hercules, on February 28, 2018. We
have incurred losses in each year since our inception in 2013. Our net losses
were $176.6 million and $264.8 million for the years ended December 31, 2021 and
2020, respectively. As of December 31, 2021, we had an accumulated deficit of
$810.4 million. Substantially all of our operating losses resulted from expenses
incurred in connection with advancing veverimer through development activities
and general and administrative costs associated with pre-commercialization
activities and administrative functions. Our business operations and those of
our business partners, vendors, government regulators and other third parties
may be affected by global or regional events, such as the on-going COVID-19
outbreak and the Russian invasion of Ukraine. At this time, COVID-19 has not
materially impacted our current financial resources or our outlook. Our
VALOR-CKD trial has sixteen sites located in Ukraine, which include
approximately 15% of the patients randomized in the trial. Actions taken by the
Russian Federation, beginning in February 2022, in Ukraine and surrounding areas
may have a material adverse effect on our ability to adequately conduct
VALOR-CKD clinical trial procedures and maintain compliance with the trial
protocol in Ukraine, due to the prioritization of hospital resources away from
clinical trials, reallocation or evacuation of site staff and subjects, or as a
result of government-imposed curfews, warfare, violence or other governmental
action or events that restrict movement. We may not be able to access sites for
monitoring and we may not be able to obtain data from affected sites going
forward. We could also experience disruptions in our supply chain or limits to
our ability to obtain sufficient investigational materials in Ukraine and
surrounding regions. If our access to VALOR-CKD trial sites and data were to
experience significant disruption due to these risks or for other reasons, it
could have a material adverse effect on the VALOR-CKD trial and our financial
runway.

We expect to continue to incur significant expenses and increasing operating
losses for at least the next several years. Our net losses may fluctuate
significantly from quarter to quarter and year to year. We expect our expenses
will continue in connection with our ongoing activities as we:

•conduct clinical studies of veverimer, including the ongoing VALOR-CKD trial;

•continue to optimize the manufacturing processes and manufacture drug substance and drug product to support the ongoing VALOR-CKD trial and the commercial launch, if approved;

•increase our research and development efforts;

•create additional infrastructure to support our product development;

•seek regulatory approval for veverimer, including any activities necessary for the resubmission of the NDA for veverimer;

•maintain, expand and protect our intellectual property portfolio; and

•maintain operational, financial and management information systems to support ongoing operations, including operating as a public company.



We do not expect to generate any revenue from product sales until we
successfully complete development and obtain regulatory approval for veverimer.
If we obtain regulatory approval for veverimer, we expect to incur significant
commercialization expenses related to product sales, marketing, manufacturing
and distribution. Accordingly, we will seek to fund our operations through
available cash from our prior equity offerings and the Convertible Senior Note
issuance, and, as necessary, through additional public or private equity or debt
financings

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or other sources. However, we may be unable to raise additional funds or enter
into such other arrangements when needed on favorable terms or at all. Our
failure to raise capital or enter into such other arrangements when needed would
have a negative impact on our financial condition and ability to develop
veverimer. We believe that our existing cash, cash equivalents and investments
are not likely to be sufficient to fund our operations through the second
quarter of 2023.

Components of Our Results of Operations

Research and Development Expense



Research and development expense consists primarily of costs associated with the
development of veverimer and includes salaries, bonuses, benefits, travel and
other related costs, including stock-based compensation expense, for personnel
engaged in research and development functions; expenses incurred under
agreements with CROs, investigative sites and consultants that conduct our
nonclinical and clinical studies; manufacturing processes optimization and the
cost of manufacturing drug substance for commercial and clinical use as well as
drug product to support the ongoing VALOR-CKD trial; payments to consultants
engaged in the development of veverimer, including stock-based compensation,
travel and other expenses; costs related to compliance with quality and
regulatory requirements; research and development facility-related expenses,
which include direct and allocated expenses, and other related costs. Research
and development expense is charged to operations as incurred when these
expenditures relate to our research and development efforts and have no
alternative future uses. Payments made prior to the receipt of goods or services
to be used in research and development are capitalized until the goods or
services are received.

All of our research and development expense to date has been incurred in
connection with veverimer. We expect our research and development expense to
increase for the foreseeable future as we optimize our manufacturing processes
and advance veverimer through clinical development, including our ongoing
VALOR-CKD trial. The process of conducting clinical studies necessary to obtain
regulatory approval is costly and time consuming and the successful development
of veverimer is highly uncertain. As a result, we are unable to determine the
duration and completion costs of our research and development projects or when,
and to what extent, we will generate revenue from commercialization and sale of
veverimer, if approved. Therefore, we are unable to estimate with any certainty
the costs we will incur in the continued development of veverimer. The degree of
success, timelines and cost of development can differ materially from
expectations. We may never succeed in achieving regulatory approval for
veverimer.

General and Administrative Expense



General and administrative expense consists primarily of salaries, bonuses,
benefits, travel, stock-based compensation expense and facility-related expenses
for personnel in finance and administrative functions. General and
administrative expense also includes professional fees for legal, patent,
consulting, accounting and audit services, pre-commercial preparation, medical
affairs costs and recruiting services for the potential launch of veverimer and
other related costs.

Restructuring Costs

On September 10, 2020, the Compensation Committee of the Board of Directors
approved the Tricida, Inc. 2020 Reduction in Force Severance Benefit Plan, or
2020 Restructuring Plan. On September 18, 2020, we implemented a restructuring,
or Third Quarter 2020 Restructuring, under the 2020 Restructuring Plan to
streamline the organization and preserve capital that included the elimination
of approximately 21.5% of our workforce and other cost reductions. Restructuring
costs of $2.4 million and $0.3 million were recorded in general and
administrative expense and research and development expense, respectively, in
our statements of operations and comprehensive loss for the year ended December
31, 2020.

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On October 25, 2020, our Board of Directors approved and on October 28, 2020, we
implemented a restructuring under the 2020 Restructuring Plan, or Fourth Quarter
2020 Restructuring, to reduce operating costs and better align our workforce
with the needs of our business following the completion of the Type A meeting
with the FDA in October 2020. The Fourth Quarter 2020 Restructuring resulted in
the elimination of approximately 60.0% of our workforce and included one-time
termination severance payments and other employee-related costs, and exit costs
including contract termination costs and accelerated depreciation of capitalized
software. Restructuring costs of $10.2 million and $0.9 million were recorded in
general and administrative expense and research and development expense,
respectively, in our statements of operations and comprehensive loss for the
year ended December 31, 2020. Restructuring costs of $0.1 million recorded in
accrued expenses and other current liabilities as of December 31, 2021, relate
to fixed service contract costs expected to be paid in the first half of 2022.

Expenses related to restructuring activities are recorded in operating expenses as part of research and development expense and general and administrative expense as appropriate.

Results of Operations



The following table presents our results of operations for the years ended
December 31, 2021 and 2020.

                                                             Years Ended December 31,                     2021 vs. 2020
(in thousands)                                            2021                   2020                           $                 %
Operating expenses:
Research and development                           $     115,364             $  148,417                    $ (33,053)             (22) %
General and administrative                                37,590                102,983                      (65,393)             (63) %
Total operating expenses                                 152,954                251,400                      (98,446)             (39) %
Loss from operations                                    (152,954)              (251,400)                      98,446              (39) %

Other income (expense), net                                  114                  5,016                       (4,902)             (98) %
Interest expense                                         (17,602)               (18,407)                         805               (4) %
Loss on early extinguishment of Term Loan                 (6,124)                     -                       (6,124)                N/M

Net loss                                           $    (176,566)            $ (264,791)                   $  88,225              (33) %


N/M = Not meaningful

Research and Development Expense

The following table presents our research and development expense for the years ended December 31, 2021 and 2020.



                                                             Years Ended December 31,                     2021 vs. 2020
(in thousands)                                            2021                    2020                          $                 %
Clinical development costs                        $      88,700               $ 119,027                    $ (30,327)             (25) %
Personnel and related costs                              12,318                  15,270                       (2,952)             (19) %
Stock-based compensation expense                         10,763                  10,966                         (203)              (2) %
Other research and development costs                      3,583                   3,154                          429               14  %
Total research and development expense            $     115,364               $ 148,417                    $ (33,053)             (22) %


Research and development expense decreased by $33.1 million for the year ended
December 31, 2021 compared with the year ended December 31, 2020. The decrease
was due to activities in connection with our veverimer clinical development
program, resulting in a decrease in clinical development costs of $30.3 million
related to our manufacturing processes optimization and drug substance
manufacturing costs related to our VALOR-CKD trial; a decrease in personnel and
related costs of $3.0 million related to the workforce reduction following the
Third Quarter 2020 Restructuring and the Fourth Quarter 2020 Restructuring,
partially offset by an increase in bonus expense; a decrease in stock-based
compensation expense of $0.2 million related to performance awards granted in
August 2019 and awards fully vested in 2020, partially offset by annual awards
granted in January 2021; partially offset by an increase in other research and
development costs of $0.4 million due to facilities related costs.

General and Administrative Expense


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The following table presents our general and administrative expense for the years ended December 31, 2021 and 2020.


                                                        Years Ended December 31,               2021 vs. 2020
(in thousands)                                          2021                 2020                          $                 %
Personnel and related costs                        $      9,571          $  35,587                    $ (26,016)             (73) %
Stock-based compensation expense                         15,119             17,332                       (2,213)             (13) %
Other general and administrative costs                   12,900             50,064                      (37,164)             (74) %
Total general and administration expense           $     37,590          $ 102,983                    $ (65,393)             (63) %


General and administrative expense decreased by $65.4 million for the year ended
December 31, 2021 compared with the year ended December 31, 2020. The decrease
was due to a decrease in pre-commercialization and associated administrative
activities in connection with our veverimer clinical development program,
resulting in decreased personnel and related costs of $26.0 million due to the
workforce reduction following the Third Quarter 2020 Restructuring and the
Fourth Quarter 2020 Restructuring, partially offset by an increase in bonus
expense; a decrease in stock-based compensation expense of $2.2 million related
to the workforce reduction and performance awards granted in August 2019,
partially offset by higher costs related to annual awards granted in January
2021; and a decrease in other general and administrative costs of $37.2 million,
primarily related to pre-commercialization activities, medical affairs
activities, recruiting, legal and training costs.

Non-Operating Income (Expense)

The following table presents our non-operating income (expense) for the years ended December 31, 2021 and 2020.



                                                         Years Ended December 31,                  2021 vs. 2020
(in thousands)                                        2021                2020                            $                  %
Other income (expense), net                       $      114          $    5,016                     $  (4,902)              (98) %
Interest expense                                     (17,602)            (18,407)                          805                (4) %
Loss on early extinguishment of Term Loan             (6,124)                  -                        (6,124)                 N/M


N/M = Not meaningful

Other income (expense), net decreased by $4.9 million for the year ended
December 31, 2021 compared with the year ended December 31, 2020 due to
decreased interest income from investments, changes in compound derivative
liability and realized foreign exchange losses in the current year as compared
to foreign exchange gains in the prior year. Interest expense decreased $0.8
million for the year ended December 31, 2021 compared with the year ended
December 31, 2020 due to the repayment of the Term Loan in March 2021, partially
offset by a full year of interest expense on the Convertible Senior Notes issued
in May 2020. The loss on early extinguishment of Term Loan was recognized in
March 2021 on repayment of the Term Loan.

Liquidity and Capital Resources

Sources of Liquidity



From our inception in 2013 through December 31, 2021, we have primarily funded
our operations through the sale of $152.4 million of convertible preferred
stock, net proceeds of $237.7 million from our IPO on July 2, 2018, net proceeds
of $217.9 million from our underwritten public offering on April 8, 2019, net
proceeds of $193.3 million from the issuance of Convertible Senior Notes on May
22, 2020, net proceeds of $41.5 million from our Registered Direct Equity
Financing on November 15, 2021 and net borrowing of $72.1 million under the Term
Loan. As of December 31, 2021, we had cash, cash equivalents and short-term and
long-term investments of $150.6 million.

Hercules Loan and Security Agreement



On February 28, 2018, we entered into the Term Loan with Hercules. Over time, we
borrowed $75.0 million under the Term Loan. On March 12, 2021, we repaid the
outstanding principal of $75.0 million and fees in the amount of $8.3 million to
Hercules under the Term Loan. We recognized a loss on early debt extinguishment
of $6.1 million for the year ended December 31, 2021.

Convertible Senior Notes


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On May 22, 2020, we issued $200.0 million aggregate principal amount of 3.50%
convertible senior notes due 2027, or Convertible Senior Notes, pursuant to an
indenture, dated as of May 22, 2020, or the Indenture, between us and U.S. Bank
National Association, as trustee, or the Trustee. The offering and sale of the
Convertible Senior Notes were made by us to the initial purchasers in reliance
on the exemption from registration provided by Section 4(a)(2) of the Securities
Act of 1933, as amended, or the Securities Act, for resale by the initial
purchasers to qualified institutional buyers (as defined in the Securities Act)
pursuant to the exemption from registration provided by Rule 144A under the
Securities Act. The issuance includes the exercise in full by the initial
purchasers of their option to purchase an additional $25.0 million aggregate
principal amount of Convertible Senior Notes. Net proceeds from the offering
were $193.3 million after deducting underwriting discounts and commissions and
other offering costs of approximately $6.7 million.

Our Convertible Senior Notes are senior unsecured obligations, and interest is
payable semi-annually in arrears on May 15 and November 15 of each year,
beginning on November 15, 2020. The Convertible Senior Notes mature on May 15,
2027, unless earlier repurchased, redeemed or converted and are not redeemable
prior to May 20, 2024. We may redeem for cash all or any portion of the
Convertible Senior Notes, at our option, on or after May 20, 2024 and on or
before the 40th scheduled trading day immediately prior to the maturity date, if
the last reported sale price of our common stock has been at least 130% of the
conversion price then in effect for at least 20 trading days (whether or not
consecutive), including the trading day immediately preceding the date on which
we provide notice of redemption, during any 30 consecutive trading day period
ending on, and including, the trading day immediately preceding the date on
which we provide notice of redemption at a redemption price equal to 100% of the
principal amount of the Convertible Senior Notes to be redeemed, plus accrued
and unpaid interest to, but excluding, the redemption date. We are not required
to provide and no sinking fund is provided for the Convertible Senior Notes.

The Convertible Senior Notes are convertible into cash, shares of our common
stock or a combination of cash and shares of our common stock at our election at
an initial conversion rate of 30.0978 shares of our common stock per $1,000
principal amount of the Convertible Senior Notes, which is equivalent to an
initial conversion price of approximately $33.23 per share of our common stock.
The conversion rate is subject to customary adjustments for certain events as
described in the Indenture. It is our current intent to settle conversions
through combination settlement, which involves repayment of the principal
portion in cash and any excess of the conversion value over the principal amount
in shares of its common stock. As of December 31, 2021, the "if-converted value"
did not exceed the remaining principal amount of the Convertible Senior Notes.

Holders may convert their Convertible Senior Notes, at their option, prior to
the close of business on the business day immediately preceding February 15,
2027, only under the following circumstances:

•during any fiscal quarter commencing after the calendar quarter ending on
September 30, 2020, if the last reported sale price of our common stock for at
least 20 trading days (whether or not consecutive) during a period of 30
consecutive trading days ending on, and including, the last trading day of the
immediately preceding calendar quarter is greater than or equal to 130% of the
conversion price on each applicable trading day;

•during the five consecutive business day period immediately following any ten
consecutive trading day period, or the Measurement Period, in which the trading
price per $1,000 principal amount of the Convertible Senior Notes, as determined
following a request by a holder of notes in accordance with certain procedures
described in the Indenture, for each trading day of the Measurement Period was
less than 98% of the product of the last reported sales price of our common
stock and the conversion rate on each such trading day;

•upon the occurrence of certain corporate events or distributions of our common stock, as described in the Indenture;

•after our issuance of a notice of redemption; or

•at any time from, and including, February 15, 2027 until the close of business on the trading day immediately before the maturity date.



If we undergo a fundamental change, as described in the Indenture, subject to
certain conditions, holders may require us to repurchase for cash all or any
portion of their Convertible Senior Notes. The fundamental change repurchase
price is equal to 100% of the principal amount of the Convertible Senior Notes
to be repurchased, plus accrued and unpaid interest up to, but excluding, the
fundamental change repurchase date. In addition, following

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certain corporate events that occur prior to the maturity date or if we deliver
a notice of redemption, we will increase, in certain circumstances, the
conversion rate for a holder who elects to convert its Convertible Senior Notes
in connection with such a corporate event or notice of redemption, as the case
may be.

The Convertible Senior Notes are our senior unsecured obligations and rank
senior in right of payment to any of our indebtedness that is expressly
subordinated in right of payment to the Convertible Senior Notes; equal in right
of payment to any of our unsecured indebtedness that is not so subordinated;
effectively subordinated in right of payment to any of our secured indebtedness,
if any, to the extent of the value of the assets securing such indebtedness; and
structurally subordinated to all indebtedness and other liabilities (including
trade payables) of our future subsidiaries, if any.

The Indenture contains customary events of default with respect to the
Convertible Senior Notes and provides that upon certain events of default
occurring and continuing, the trustee may, and the trustee at the request of
holders of at least 25% in principal amount of the Convertible Senior Notes
shall declare all principal and accrued and unpaid interest, if any, of the
Convertible Senior Notes to be due and payable. In case of certain events of
bankruptcy, insolvency or reorganization, involving us or a significant
subsidiary, all of the principal of and accrued and unpaid interest on the
Convertible Senior Notes will automatically become due and payable.

Registered Direct Equity Financing



On November 15, 2021, we entered into a securities purchase agreement with
several investors and one of our officers, or Registered Direct Equity
Financing, and issued 4,666,667 shares of common stock, together with 2,333,333
pre-funded warrants at a combined offering price of $6.00 per share in a private
placement. The pre-funded warrants are immediately exercisable at a nominal
exercise price of $0.001. The Registered Direct Equity Financing also included
the issuance of warrants to purchase 7,000,000 shares of common stock at an
exercise price of $11.00 that are exercisable on or after May 15, 2022. Net
proceeds were approximately $41.5 million, after deducting offering costs of
$0.5 million.

The Pre-Funded Warrants have an expiration date of the earliest of (i)
November 15, 2026, (ii) the date the Pre-Funded Warrant is exercised in full and
(iii) immediately prior to the consummation of a fundamental transaction. The
Common Warrants are exercisable commencing on May 15, 2022 until its expiration
date, which will be the earliest of: (a) the third anniversary of the date of
issuance, (b) immediately prior to the closing of certain fundamental
transactions or (c) five business days after written notice following certain
events, including (i) submission of the new drug application for veverimer with
the U.S. Food and Drug Administration (FDA), or (ii) six weeks following the
issuance of a press release reporting the results of the primary analysis of the
VALOR-CKD trial, (aa) the completion of a common stock financing resulting in
not less than $75.0 million in gross proceeds at an offering price of not less
than $13.50 per share, or (bb) the volume weighted average share price of our
common stock is greater than $15.00 per share with certain multiple-day trading
volume requirements.

Funding Requirements

We have incurred losses and negative cash flows from operations since our
inception in 2013 and anticipate that we will continue to incur net losses for
the foreseeable future. As of December 31, 2021, we had an accumulated deficit
of $810.4 million. Based on our cash, cash equivalents and investments as of
December 31, 2021, we believe we have sufficient capital to continue funding our
operations through the first quarter of 2023. However, our existing cash, cash
equivalents and investments are not likely to be sufficient to fund our
operations through the second quarter of 2023 as we expect to incur additional
losses in the future to conduct research and development and to conduct
pre-commercialization activities and recognize that we will need to raise
additional capital to fully implement our business plan.

Such future capital requirements are difficult to forecast and will depend on many factors, including:

•the progress, outcome and results of our ongoing VALOR-CKD trial;

•the impact of termination of our VALOR-CKD trial;

•the costs and timing of resubmission of our NDA and, as necessary, our success in addressing the deficiencies identified by the FDA in the CRL and issues raised in the ADL related to our NDA for veverimer;


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•our ability to obtain approval of our NDA for veverimer from the FDA under either traditional approval or the Accelerated Approval Program, if at all;



•the findings of the FDA during their routine inspections of our facility and
the facilities of our contract manufacturers and clinical trial sites during the
NDA review process and our ability to promptly and adequately address any such
findings;

•the revenue, if any, received from commercial sales of veverimer should we receive regulatory approval;

•our ability to maintain and enforce our intellectual property rights and defend any intellectual property-related claims;



•the costs, timing and success of the scale-up and optimization of the process
of manufacturing veverimer, and our minimum and maximum commitments under the
Manufacturing and Commercial Supply Agreement we entered into with Patheon on
October 4, 2019, as the same may be amended from time to time;

•the costs, timing and success of future commercialization activities, including
product manufacturing, marketing, sales and distribution, for veverimer if we
receive regulatory approval and do not partner for commercialization;

•the cost of fulfilling our minimum contractual obligations to our suppliers and vendors; and

•the extent to which we acquire or in-license other products and technologies.



Until such time, if ever, as we can generate substantial product revenues, we
expect to finance our cash needs through a combination of equity offerings, debt
financings, collaborations, strategic partnerships and licensing arrangements.
To the extent that we raise additional capital through the sale of equity or
convertible debt securities, the ownership interest of our stockholders will be
or could be diluted, and the terms of these securities may include liquidation
or other preferences that adversely affect the rights of our common
stockholders. If we raise additional funds through collaborations, strategic
partnerships or licensing arrangements with third parties, we may have to
relinquish valuable rights to veverimer, associated intellectual property, our
other technologies, future revenue streams or research programs or grant
licenses on terms that may not be favorable to us.

However, there can be no assurance that we will be successful in securing
additional funding at levels sufficient to fund our operations or on terms
acceptable to us. If we are unsuccessful in our efforts to raise additional
financing, we could be required to significantly reduce operating expenses and
delay, reduce the scope of or eliminate some of our development programs or our
future commercialization efforts, out-license intellectual property rights to
our investigational drug candidates and sell unsecured assets, cease operations
altogether or a combination of the above, any of which may have a material
adverse effect on our business, results of operations, financial condition
and/or our ability to fund our scheduled obligations on a timely basis or at
all.

Cash Flows

The following table summarizes the net cash flow activity for the years ended
December 31, 2021 and 2020.
                                                               Years Ended December 31,
(in thousands)                                                   2021                2020
Net cash provided by (used in):
Operating activities                                      $    (140,056)         $ (231,187)
Investing activities                                             64,218             140,277
Financing activities                                            (40,906)            210,193

Net increase (decrease) in cash and cash equivalents $ (116,744)

$ 119,283

Cash Used in Operating Activities



During the year ended December 31, 2021, cash used in operating activities was
$140.1 million, which consisted of a net loss of $176.6 million, adjusted by
non-cash charges of $42.6 million and changes in cash used in operating assets
and liabilities of $6.1 million. The non-cash charges consisted primarily of
stock-based compensation of $25.9 million, accretion of Term Loan and
Convertible Senior Notes of $9.4 million, loss on early extinguishment of Term
Loan of $6.1 million, non-cash operating lease costs of $0.6 million, net
amortization of

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premiums and accretion of discounts on investments of $0.5 million and
depreciation and amortization of $0.4 million, partially offset by changes in
compound derivative liability of $0.2 million. The changes in cash used in
operating assets and liabilities were primarily due to a decrease in accrued
expenses and other current liabilities of $12.1 million and an increase in
prepaid expenses and other assets of $0.5 million, partially offset by an
increase in accounts payable of $6.5 million.

During the year ended December 31, 2020, cash used in operating activities was
$231.2 million, which consisted of a net loss of $264.8 million, adjusted by
non-cash charges of $38.2 million and changes in cash used in our operating
assets and liabilities of $4.6 million. The non-cash charges consisted primarily
of stock-based compensation of $28.3 million, accretion of Term Loan and
Convertible Senior Notes of $8.3 million, depreciation and amortization of $0.9
million, non-cash operating lease costs of $0.8 million and non-cash
restructuring costs of $0.7 million, partially offset by changes in compound
derivative liability of $0.8 million. The changes in cash used in our operating
assets and liabilities were primarily due to a decrease in accrued expenses and
other current liabilities of $2.4 million and decrease in accounts payable of
$2.4 million, partially offset by a decrease in prepaid expenses and other
assets of $0.2 million.

Cash Provided by Investing Activities



Net cash provided by investing activities was $64.2 million and $140.3 million
for the years ended December 31, 2021 and 2020, respectively. The net cash
provided by investing activities during the year ended December 31, 2021 was
primarily due to proceeds from maturities of investments of $244.7 million,
partially offset by purchases of investments of $180.3 million and purchases of
property and equipment of $0.1 million. The net cash provided by investing
activities during the year ended December 31, 2020 was primarily due to
maturities of investments of $429.6 million and proceeds from sale of
investments of $41.7 million, partially offset by purchases of investments of
$329.4 million and purchases of property and equipment of $1.6 million.

Cash Provided by (Used in) Financing Activities



Net cash used in financing activities was $40.9 million for the year ended
December 31, 2021. Net cash provided by financing activities was $210.2 million
for the year ended December 31, 2020. The net cash used in financing activities
during the year ended December 31, 2021 was primarily due to cash paid for early
extinguishment of the Term Loan of $83.3 million, partially offset by net
proceeds from equity offering of $41.6 million and proceeds from the issuance of
common stock under equity incentive plans of $0.8 million. Net cash provided by
financing activities during the year ended December 31, 2020 was primarily due
to net proceeds from the issuance of Convertible Senior Notes of $193.3 million,
Term Loan funding, net of issuance costs, of $15.0 million and proceeds from the
issuance of common stock under equity incentive plans of $2.0 million.

Contractual Obligations



We have contractual obligations relating to our manufacturing and service
contracts, Convertible Senior Notes, lease obligations and other research and
development activities. We also enter into other contracts in the normal course
of business with CROs, contract development and manufacturing organizations and
other service providers and vendors. These contracts generally provide for
termination on short notice and are cancelable contracts.

Based on our cash, cash equivalents and investments as of December 31, 2021, we
believe we have sufficient capital to continue meeting our contractual
obligations through the first quarter of 2023. However, our existing cash, cash
equivalents and investment are not likely to be sufficient to meet our
contractual obligations through the second quarter of 2023, as we expect to
incur additional losses in the future to conduct research and development
activities and to conduct pre-commercialization activities and recognize that we
will need to raise additional capital to fully implement our business plan.

Critical Accounting Policies and Significant Judgments and Estimates



Our management's discussion and analysis of financial condition and results of
operations is based on our financial statements, which have been prepared in
accordance with generally accepted accounting principles in the United States.
The preparation of these financial statements requires us to make estimates and
assumptions that affect the reported amounts of assets and liabilities and the
disclosure of contingent assets and liabilities at the date of the financial
statements, as well as the reported expenses during the reporting periods. These
items are monitored and analyzed by us for changes in facts and circumstances,
and material changes in these estimates could occur in the future. We base our
estimates on historical experience and on various other factors that we believe
are reasonable under the circumstances, the results of which form the basis for
making judgments about the

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carrying value of assets and liabilities that are not readily apparent from
other sources. Changes in estimates are reflected in reported results for the
period in which they become known. Actual results may differ significantly from
these estimates under different assumptions or conditions.

While our significant accounting policies are more fully described in Note 2.
"Summary of Significant Accounting Policies" to our financial statements
included in this Annual Report on Form 10-K, we believe that the following
accounting policies related to (i) research and development expenses and (ii)
stock-based compensation involve significant judgments and estimates used in the
preparation of our financial statements.

Research and Development Expenses



Research and development costs are expensed as incurred. Non-refundable advance
payments for goods or services that will be used or rendered for future research
and development activities are recorded as a prepaid expense and recognized as
an expense as the related goods are delivered or the related services are
performed.

As part of the process of preparing our financial statements, we are required to
estimate our accrued research and development expenses. This process involves
reviewing contracts and purchase orders, communicating with internal personnel
and external service providers to identify services that have been performed on
our behalf, and estimating the level of service performed and the associated
cost incurred for the service when we have not yet been invoiced or otherwise
notified of the actual cost. The majority of our service providers invoice us
monthly in arrears for services performed. We make estimates of our accrued
expenses as of each balance sheet date in our financial statements based on
facts and circumstances known to us at that time. We periodically confirm the
accuracy of our estimates with the service providers and make adjustments if
necessary.

We base our expenses related to clinical trials on our estimates of the services
received and efforts expended pursuant to contracts with multiple research
institutions, contract research organizations that conduct and manage clinical
trials on our behalf and contract manufacturing organizations that manage drug
production on our behalf. The financial terms of these agreements are subject to
negotiation, vary from contract to contract, and may result in uneven payment
flows and expense recognition. In accruing service fees, we estimate the time
period over which services will be performed and the level of effort to be
expended in each period. If the actual timing of the performance of services or
the level of effort varies from our estimate, we adjust the accrual accordingly.
Furthermore, all additional identified costs incurred are accrued from all
outside third-party service providers.

Our understanding of the status and timing of services performed relative to the
actual status and timing of services performed may vary and may result in our
reporting changes in estimates in any particular period. To date, there have
been no material differences between our estimates and the amount actually
incurred. However, due to the nature of these estimates, we cannot assure you
that we will not make changes to our estimates in the future as we become aware
of additional information about the status or conduct of our clinical studies or
other research activity.

We make significant judgments and estimates in determining the accrual balance
in each reporting period. As actual costs become known, we adjust our accruals.
Although we do not expect our estimates to be materially different from amounts
actually incurred, our understanding of the status and timing of services
performed relative to the actual status and timing of services performed may
vary and could result in reporting amounts that are too high or too low in any
particular period. Our accrual is dependent, in part, upon the receipt of timely
and accurate reporting from information provided as part of its clinical and
nonclinical studies and other third-party vendors. For the years ended December
31, 2021 and 2020, there have been no material differences from our accrued
estimated expenses to the actual clinical trial and manufacturing expenses.
However, variations in the assumptions used to estimate accruals, including, but
not limited to the number of patients enrolled, the rate of patient enrollment,
the actual services performed, and the amount of manufactured drug substance
and/or drug product, and related costs may vary from our estimates, resulting in
adjustments to research and development expense in future periods. Changes in
these estimates that result in material changes to our accruals could materially
affect its financial position and results of operations.

Stock-Based Compensation



Stock-based compensation expense represents the grant-date fair value of awards
recognized over the requisite service period of the awards (usually the vesting
period) on a straight-line basis or by using an accelerated attribution method
for awards with a performance condition. For stock options and shares purchased
under our Employee Stock Purchase Plan, we estimate the grant-date fair value,
and the resulting stock-based compensation

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expense, using the Black-Scholes option-pricing model. For restricted stock units, or RSUs, the grant-date fair value is the closing price of our common stock on the date of grant as reported on The Nasdaq Global Select Market.

The Black-Scholes option-pricing model requires the derivation and use of subjective assumptions to determine the estimated fair value of stock option awards. These assumptions include:



•Expected Term-We have concluded that our stock option exercise history does not
provide a reasonable basis upon which to estimate expected term, and therefore
we use the simplified method for estimating the expected term of stock option
grants. Under this approach, the weighted-average expected term is presumed to
be the average of the vesting term and the contractual term of the option.

•Expected Volatility- Beginning in the fourth fiscal quarter of 2019, expected
volatility is estimated using a weighted-average historical volatility for our
common stock and the historical volatility of the common stock of a
representative group of comparable publicly traded biopharmaceutical companies
over a period equal to the expected term of the stock option grants. Prior to
the fourth fiscal quarter of 2019, since our common stock did not have
significant trading history, the expected volatility was estimated based on the
average volatility for comparable publicly traded biopharmaceutical companies
over a period equal to the expected term of the stock option grants. The
comparable companies were chosen based on their similar size, stage in the life
cycle or area of specialty. We will continue to use comparable company
information until the historical volatility of our common stock is sufficient to
measure expected volatility for future option grants.

•Risk-Free Interest Rate-The risk-free interest rate is based on the U.S. Treasury zero coupon issues in effect at the time of grant for periods corresponding with the expected term of the award.

•Dividend Yield-We have not paid dividends on our common stock and do not anticipate paying dividends for the foreseeable future, and we therefore used an expected dividend yield of zero.



In addition to the Black-Scholes assumptions, we include an estimated forfeiture
rate in the calculation of stock-based compensation related to stock options and
RSUs based on an analysis of our actual forfeitures. We evaluate the adequacy of
the forfeiture rate based on actual forfeiture experience, analysis of employee
turnover behavior and other factors at each reporting period and when we find
that actual forfeitures differ materially from our estimates, we record a
cumulative adjustment to stock-based compensation expense in that reporting
period.

Stock-based compensation expense for stock options with performance conditions
is recognized over the estimated service period required to meet
performance-based targets using an accelerated attribution method when achieving
the performance-based targets is deemed probable. When estimating the service
period we make subjective assumptions about the probability and timing of
achieving these performance-based targets.

Recent Accounting Pronouncements



For details regarding recent accounting pronouncements, see Note 2. "Summary of
Significant Accounting Policies" to our financial statements included in this
Annual Report on Form 10-K.

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