This Quarterly Report on Form 10-Q contains forward-looking statements that involve risks and uncertainties relating to future events and the future performance ofRegeneron Pharmaceuticals, Inc. (where applicable, together with its subsidiaries, "Regeneron," "Company," "we," "us," and "our"), and actual events or results may differ materially from these forward-looking statements. Words such as "anticipate," "expect," "intend," "plan," "believe," "seek," "estimate," variations of such words, and similar expressions are intended to identify such forward-looking statements, although not all forward-looking statements contain these identifying words. These statements concern, and these risks and uncertainties include, among others, the impact of SARS-CoV-2 (the virus that has caused the COVID-19 pandemic) on Regeneron's business and its employees, collaborators, and suppliers and other third parties on which Regeneron relies, Regeneron's and its collaborators' ability to continue to conduct research and clinical programs, Regeneron's ability to manage its supply chain, net product sales of products marketed or otherwise commercialized by Regeneron and/or its collaborators (collectively, "Regeneron's Products"), and the global economy; the nature, timing, and possible success and therapeutic applications of Regeneron's Products and product candidates being developed by Regeneron and/or its collaborators (collectively, "Regeneron's Product Candidates") and research and clinical programs now underway or planned, including without limitation EYLEA® (aflibercept) Injection, Dupixent® (dupilumab) Injection, Libtayo® (cemiplimab) Injection, Praluent® (alirocumab) Injection, Kevzara® (sarilumab) Injection, Evkeeza® (evinacumab), InmazebTM (atoltivimab, maftivimab, and odesivimab-ebgn), REGEN-COV™ (casirivimab and imdevimab), fasinumab, garetosmab, pozelimab, odronextamab, itepekimab, REGN5458, REGN5713-5714-5715, REGN1908-1909, Regeneron's other oncology programs (including its costimulatory bispecific portfolio), Regeneron's and its collaborators' earlier-stage programs, and the use of human genetics in Regeneron's research programs; the likelihood and timing of achieving any of our anticipated development milestones referenced in this report; safety issues resulting from the administration of Regeneron's Products and Regeneron's Product Candidates in patients, including serious complications or side effects in connection with the use of Regeneron's Products and Regeneron's Product Candidates in clinical trials; the likelihood, timing, and scope of possible regulatory approval and commercial launch of our late-stage product candidates and new indications for Regeneron's Products, including without limitation those listed above; the extent to which the results from the research and development programs conducted by us and/or our collaborators may be replicated in other studies and/or lead to advancement of product candidates to clinical trials, therapeutic applications, or regulatory approval; ongoing regulatory obligations and oversight impacting Regeneron's Products, research and clinical programs, and business, including those relating to patient privacy; determinations by regulatory and administrative governmental authorities which may delay or restrict our ability to continue to develop or commercialize Regeneron's Products and Regeneron's Product Candidates; competing drugs and product candidates that may be superior to, or more cost effective than, Regeneron's Products and Regeneron's Product Candidates; uncertainty of the utilization, market acceptance, and commercial success of Regeneron's Products and Regeneron's Product Candidates and the impact of studies (whether conducted by Regeneron or others and whether mandated or voluntary) or recommendations and guidelines from governmental authorities and other third parties on the commercial success of Regeneron's Products and Regeneron's Product Candidates; our ability to manufacture and manage supply chains for multiple products and product candidates; the ability of our collaborators, suppliers, or other third parties (as applicable) to perform manufacturing, filling, finishing, packaging, labeling, distribution, and other steps related to Regeneron's Products and Regeneron's Product Candidates; the availability and extent of reimbursement of Regeneron's Products from third-party payors, including private payor healthcare and insurance programs, health maintenance organizations, pharmacy benefit management companies, and government programs such as Medicare and Medicaid; coverage and reimbursement determinations by such payors and new policies and procedures adopted by such payors; unanticipated expenses; the costs of developing, producing, and selling products; our ability to meet any of our financial projections or guidance, including without limitation capital expenditures, and changes to the assumptions underlying those projections or guidance; the potential for any license or collaboration agreement, including our agreements with Sanofi, Bayer, and Teva Pharmaceutical Industries Ltd. (or their respective affiliated companies, as applicable), as well as Regeneron's agreement with Roche relating to the casirivimab and imdevimab antibody cocktail (known as REGEN-COV inthe United States and Ronapreve™ in other countries), to be cancelled or terminated; and risks associated with intellectual property of other parties and pending or future litigation relating thereto (including without limitation the patent litigation and other related proceedings relating to EYLEA, Dupixent, Praluent, and REGEN-COV described further in Note 12 to our Condensed Consolidated Financial Statements included in this report), other litigation and other proceedings and government investigations relating to the Company and/or its operations (including without limitation those described in Note 12 to our Condensed Consolidated Financial Statements included in this report), the ultimate outcome of any such proceedings and investigations, and the impact any of the foregoing may have on our business, prospects, operating results, and financial condition. These statements are made based on management's current beliefs and judgment, and the reader is cautioned not to rely on any such statements. In evaluating such statements, shareholders and potential investors should specifically consider the various factors identified under Part II, Item 1A. "Risk Factors," which could cause actual events and results to differ materially from those indicated by such forward-looking statements. We do not undertake any obligation to update (publicly or otherwise) any forward-looking statement, whether as a result of new information, future events, or otherwise. 24 --------------------------------------------------------------------------------
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Overview
Regeneron Pharmaceuticals, Inc. is a fully integrated biotechnology company that discovers, invents, develops, manufactures, and commercializes medicines for the treatment of serious diseases. Our commercialized medicines and product candidates in development are designed to help patients with eye diseases, allergic and inflammatory diseases, cancer, cardiovascular and metabolic diseases, pain, hematologic conditions, infectious diseases, and rare diseases. Our core business strategy is to maintain a strong foundation in basic scientific research and discovery-enabling technologies, and to build on that foundation with our clinical development, manufacturing, and commercial capabilities. Our objective is to continue to be an integrated, multi-product biotechnology company that provides patients and medical professionals with important options for preventing and treating human diseases. Selected financial information is summarized as follows: Three Months Ended
Six Months Ended
June 30 ,
(In millions, except per share data) 2021 2020
2021 2020 Revenues$ 5,138.5 $ 1,952.0 $ 7,667.2 $ 3,780.2 Net income$ 3,098.9 $ 897.3 $ 4,214.1 $ 1,521.9
Net income per share - diluted$ 27.97 $ 7.61
For purposes of this report, references to our products encompass products marketed or otherwise commercialized by us and/or our collaborators and references to our product candidates encompass product candidates in development by us and/or our collaborators (in the case of collaborated products or product candidates under the terms of the applicable collaboration agreements), unless otherwise stated or required by the context. Products Products that have received marketing approval are summarized in the table below. Territory Product Disease Area U.S. EU Japan ROW(4) EYLEA (aflibercept) - Neovascular age-related macular a a a a Injection(1) degeneration ("wet AMD") - Diabetic macular edema ("DME") a a a a - Macular edema following retinal a a a a vein occlusion ("RVO"), which includes macular edema following central retinal vein occlusion ("CRVO") and macular edema following branch retinal vein occlusion ("BRVO") - Myopic choroidal neovascularization a a a ("mCNV") - Diabetic retinopathy a - Neovascular glaucoma ("NVG") a Dupixent (dupilumab) - Atopic dermatitis (in adults and a a a a Injection(2) adolescents)(5) - Atopic dermatitis (in pediatrics a a a 6-11 years of age) - Asthma (in adults and adolescents) a a a a - Chronic rhinosinusitis with nasal a a a a polyposis ("CRSwNP") 25
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Table of Contents Territory Product (continued) Disease Area U.S. EU Japan ROW(4) Libtayo (cemiplimab) - Metastatic or locally advanced a a Injection(2) first-line non-small cell lung cancer ("NSCLC") - Metastatic or locally advanced basal a a a cell carcinoma ("BCC") - Metastatic or locally advanced a a a cutaneous squamous cell carcinoma ("CSCC") Praluent (alirocumab) - LDL-lowering in heterozygous familial a a (7) a Injection(3) hypercholesterolemia ("HeFH") or clinical atherosclerotic cardiovascular disease ("ASCVD") - Cardiovascular risk reduction in a a a patients with established cardiovascular disease - Homozygous familial a hypercholesterolemia ("HoFH") REGEN-COV(9) - COVID-19 treatment a
Kevzara (sarilumab) Solution for - Rheumatoid arthritis ("RA")
a a a a Subcutaneous Injection(2) Evkeeza (evinacumab) Injection - HoFH (in adults and adolescents) a a Inmazeb (atoltivimab, - Infection caused by Zaire ebolavirus a maftivimab, and odesivimab-ebgn) Injection ARCALYST® (rilonacept) Injection - Cryopyrin-associated periodic a for Subcutaneous Use(8) syndromes ("CAPS"), including familial cold auto-inflammatory syndrome ("FCAS") and Muckle-Wells syndrome ("MWS") (in adults and adolescents) - Deficiency of interleukin-1 receptor a antagonist ("DIRA") (in adults and pediatrics) - Recurrent pericarditis (in adults and a adolescents) ZALTRAP® (ziv-aflibercept) - Metastatic colorectal cancer ("mCRC") a a a a Injection for Intravenous Infusion(6) Note 1: Refer to "Net Product Sales of Regeneron-Discovered Products" section below for information regarding whether net product sales for a particular product are recorded by us or others Note 2: Product is approved for use in adults, unless otherwise noted, in the disease area described above (1) In collaboration with Bayer outsidethe United States (2) In collaboration with Sanofi (3) Pursuant to a 2020 agreement, the Company is solely responsible for the development and commercialization of Praluent inthe United States , and Sanofi is solely responsible for the development and commercialization of Praluent outside ofthe United States (and Sanofi pays us a royalty on net product sales of Praluent outsidethe United States ). (4) Rest of world. Checkmark in this column indicates that the product has received marketing approval in at least one country outside ofthe United States ,European Union ("EU"), orJapan . (5) Approval inJapan is for adults and adolescents 15 years of age and older (6) Sanofi is solely responsible for the development and commercialization of ZALTRAP, and Sanofi pays us a percentage of aggregate net product sales of ZALTRAP (7) No longer marketed by Sanofi inJapan 26 --------------------------------------------------------------------------------
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(8) Pursuant to a 2017 license agreement with Kiniksa Pharmaceuticals, Ltd., we granted Kiniksa the right to develop and commercialize certain new indications for ARCALYST. InMarch 2021 , Kiniksa received marketing approval for its first new indication of ARCALYST inthe United States ; consequently we grantedU.S. commercial rights to ARCALYST for all previously approved indications and Kiniksa pays us a share of ARCALYST profits. Refer to "Collaboration, License, and Other Agreements - Kiniksa" section below for further details. (9) Known as REGEN-COV inthe United States and Ronapreve™ in other countries REGEN-COV - Emergency and Temporary Use AuthorizationsUnited States InNovember 2020 , the antibody cocktail casirivimab and imdevimab administered together, known as REGEN-COV inthe United States , received Emergency Use Authorization ("EUA") from theU.S. Food and Drug Administration ("FDA") for the treatment of mild to moderate COVID-19 in adults, as well as in pediatric patients at least 12 years of age and weighing at least 40 kg, who have received positive results of direct SARS-CoV-2 viral testing and are at high risk for progressing to severe COVID-19 and/or hospitalization. InJune 2021 , the FDA updated the EUA for REGEN-COV, lowering the dose to 1,200 mg (which is half the dose originally authorized) and allowing for subcutaneous injections as an alternative when intravenous ("IV") infusion is not feasible and would lead to a delay in treatment. InJuly 2021 , the FDA also expanded the EUA to include post-exposure prophylaxis in people at high risk for progression to severe COVID-19, who are not fully vaccinated or are not expected to mount an adequate response to vaccination, and who have been exposed to a SARS-CoV-2 infected individual or are at high risk of exposure to an infected individual because of infection occurring in the same institutional setting (such as in nursing homes or prisons). For people who are not expected to mount an adequate immune response to vaccination, REGEN-COV can also now be administered monthly for the duration of ongoing exposure to SARS-CoV-2. The EUA is temporary and does not replace a formal Biologics License Application ("BLA") submission review and approval process. This use is authorized only for the duration of the declaration that circumstances exist justifying the authorization of the emergency use, unless terminated or revoked sooner. See information regarding ongoing clinical trials of REGEN-COV in the "Programs in Clinical Development" section below. Outsidethe United States InFebruary 2021 , theEuropean Medicines Agency's ("EMA") Committee for Medicinal Products for Human Use ("CHMP") issued a positive opinion, recommending that the casirivimab and imdevimab antibody cocktail be used to treat COVID-19 patients who do not require supplemental oxygen and are at high risk of progressing to severe COVID-19. The CHMP's positive opinion can be used by EU member states when making decisions on the possible use of the antibody cocktail at a national level prior to a market authorization. Emergency or temporary pandemic use authorizations are currently in place in certain other countries outsidethe United States , including within theEuropean Union ,India ,Switzerland , andCanada . 27 --------------------------------------------------------------------------------
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Net Product Sales of Regeneron-Discovered Products
Three Months Ended June 30, 2021 2020 % Change (In millions) U.S. ROW Total U.S. ROW Total (Total Sales) EYLEA(a)$ 1,424.7 $ 903.8 $ 2,328.5 $ 1,113.7 $ 641.0 $ 1,754.7 33 % Dupixent(b)$ 1,146.6 $ 352.4 $ 1,499.0 $ 770.4 $ 174.6 $ 945.0 59 % Libtayo(c)$ 78.0 $ 38.9 $ 116.9 $ 63.3 $ 16.7 $ 80.0 46 % Praluent(d)$ 41.9 $ 57.5 $ 99.4 $ 47.2 $ 39.4 $ 86.6 15 % REGEN-COV(e)$ 2,591.2 $ 470.2 $ 3,061.4 - - - (h) Kevzara(b)$ 30.7 $ 36.0 $ 66.7 $ 36.5 $ 31.8 $ 68.3 (2 %) Evkeeza(f)$ 2.0 -$ 2.0 - - - (h) ARCALYST(g)$ 7.7 -$ 7.7 $ 2.7 -$ 2.7 185 % ZALTRAP(b)$ 1.3 $ 22.2 $ 23.5 $ 1.7 $ 25.0 $ 26.7 (12 %) Six Months Ended June 30, 2021 2020 % Change (In millions) U.S. ROW Total U.S. ROW Total (Total Sales) EYLEA(a)$ 2,771.7 $ 1,728.1 $ 4,499.8 $ 2,285.7 $ 1,322.7 $ 3,608.4 25 % Dupixent(b)$ 2,108.1 $ 653.8 $ 2,761.9 $ 1,449.4 $ 350.8 $ 1,800.2 53 % Libtayo(c)$ 147.1 $ 70.6 $ 217.7 $ 125.0 $ 29.8 $ 154.8 41 % Praluent(d)$ 85.2 $ 118.8 $ 204.0 $ 82.3 $ 84.1 $ 166.4 23 % REGEN-COV(e)$ 2,853.4 $ 654.4 $ 3,507.8 - - - (h) Kevzara(b)$ 61.4 $ 74.4 $ 135.8 $ 71.8 $ 56.6 $ 128.4 6 % Evkeeza(f)$ 2.5 -$ 2.5 - - - (h) ARCALYST(g)$ 9.9 -$ 9.9 $ 5.7 -$ 5.7 74 % ZALTRAP(b)$ 2.7 $ 45.2 $ 47.9 $ 3.2 $ 51.5 $ 54.7 (12 %) (a) Regeneron records net product sales of EYLEA inthe United States . Bayer records net product sales of EYLEA outsidethe United States . The Company records its share of profits/losses in connection with sales of EYLEA outsidethe United States . (b) Sanofi records global net product sales of Dupixent, Kevzara, and ZALTRAP. The Company records its share of profits/losses in connection with global sales of Dupixent and Kevzara, and Sanofi pays the Company a percentage of net sales of ZALTRAP. (c) Regeneron records net product sales of Libtayo inthe United States and Sanofi records net product sales of Libtayo outsidethe United States . The parties equally share profits/losses in connection with global sales of Libtayo. (d) EffectiveApril 1, 2020 , Regeneron records net product sales of Praluent inthe United States . Also effectiveApril 1, 2020 , Sanofi records net product sales of Praluent outsidethe United States and pays the Company a royalty on such sales. Previously, Sanofi recorded global net product sales of Praluent and the Company recorded its share of profits/losses in connection with such sales. Refer to "Collaboration, License, and Other Agreements - Sanofi" section below for further details. (e) Regeneron records net product sales of REGEN-COV in connection with its agreements with theU.S. government. Roche records net product sales of the antibody cocktail outsidethe United States and the parties share gross profits from global sales. Refer to "Agreements Related to COVID-19" below for further details. (f) Regeneron records net product sales of Evkeeza inthe United States . (g) EffectiveApril 1, 2021 , Kiniksa records net product sales of ARCALYST inthe United States and pays us a share of ARCALYST profits, if any. Prior toApril 1, 2021 , Regeneron recorded net product sales of ARCALYST inthe United States . Refer to "Products" section above and "Collaboration, License, and Other Agreements - Kiniksa" section below for further details. (h) Percentage not meaningful 28 --------------------------------------------------------------------------------
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Programs in Clinical Development Product candidates in clinical development, which are being developed by us and/or our collaborators, are summarized in the table below. We believe that our ability to develop product candidates is enhanced by the application of our VelociSuite® technology platforms. We continue to invest in the development of enabling technologies to assist in our efforts to identify, develop, manufacture, and commercialize new product candidates. There are numerous uncertainties associated with drug development, including uncertainties related to safety and efficacy data from each phase of drug development (including any post-approval studies), uncertainties related to the enrollment and performance of clinical trials, changes in regulatory requirements, changes to drug pricing and reimbursement regulations and requirements, and changes in the competitive landscape affecting a product candidate. The planning, execution, and results of our clinical programs are significant factors that can affect our operating and financial results. We and our collaborators conduct clinical trials in multiple countries across the world. The COVID-19 pandemic and the restrictions adopted around the globe to reduce the spread of the disease have impacted and may continue to impact our clinical development programs. We continue to evaluate the impact of the COVID-19 pandemic on an individual trial basis and oversee trial management while also working to ensure patient safety and provide sufficient supply of product candidates for the studies. The ultimate impact (including possible delays in recruiting and/or obtaining data) resulting from the COVID-19 pandemic will depend, among other factors, on the extent of the pandemic in the areas with study sites and patient populations. It is possible that the COVID-19 pandemic may cause clinical disruptions beyond those we have described. In addition, there may be delays in the timing of regulatory review and other projected milestones discussed in the table below. Refer to Part II, Item 1A. "Risk Factors" for a description of these and other risks and uncertainties that may affect our clinical programs, including those related to the COVID-19 pandemic. 29 --------------------------------------------------------------------------------
Table of Contents Regulatory Select Upcoming Clinical Program Phase 1 Phase 2 Phase 3 Review(i) 2021 Events to Date Milestones(j) Ophthalmology EYLEA(b) -High-dose -Retinopathy of -Initial results from -Submit supplemental BLA formulation in wet prematurity National Institutes of ("sBLA") for AMD ("ROP")(c) Health ("NIH")-sponsored every-16-weeks dosing Protocol W trial in regimen in patients with -High-dose non-proliferative diabetic NPDR (Q4 2021) formulation in wet retinopathy ("NPDR") were AMD announced; data confirmed -Report results from results from Phase 2 study for -High-dose Company-sponsored
PANORAMA high-dose formulation in
formulation in DME trial and demonstrated wet AMD (second half reduced risk of developing 2021) vision-threatening complications with every-16-weeks dosing regimen -Completed enrollment in Phase 3 study for ROP -Completed enrollment in Phase 3 studies for high-dose formulation in wet AMD and DME Immunology & Inflammation Dupixent (dupilumab)(a) -Peanut allergy -Atopic dermatitis in -Asthma in -Reported that Phase 2 -Report results from Antibody to IL-4R alpha pediatrics (6 pediatrics (6-11 trial of Dupixent in Phase 3 study for atopic subunit -Grass allergy months-5 years of years of age) combination with
Aimmune dermatitis in pediatric
age) (Phase 2/3)(d) (U.S. and EU) Therapeutics' AR101, an patients (6 months-5 oral immunotherapy, in years of age) (Q3 2021)
-Asthma in pediatrics -Asthma longer pediatric patients with (6-11 years of age) term efficacy and peanut allergy met its -FDA decision on sBLA safety in adults primary and key secondary (target action date of -Eosinophilic and adolescents endpoint October 21, 2021) and esophagitis (U.S.) European Commission ("EoE")(c) in -Initiated Phase 3
study ("EC") decision on
adults(d), in hand and foot
atopic regulatory submission
adolescents(d), and dermatitis (first half 2022) for pediatrics asthma in pediatrics (6-11 years of age) -Chronic obstructive pulmonary disease -FDA decision on sBLA ("COPD") for asthma longer term efficacy and safety -Bullous pemphigoid label update (Q4 2021) (Phase 2/3)(c) 30
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Table of Contents Select Upcoming Clinical Program (continued) Phase 1 Phase 2 Phase 3 Regulatory Review(i) 2021 Events to Date Milestones(j) Dupixent (dupilumab)(a) -Chronic spontaneous -Presented additional -Report results from Part B (continued) urticaria ("CSU") positive results from Phase of the Phase 3 study in 3 trial for asthma in adults and adolescents with -Prurigo nodularis pediatrics (6-11 years of EoE (Q4 2021) age) at American Thoracic -AllergicSociety International -Report results from Phase bronchopulmonary Conference 2 study in peanut allergy aspergillosis ("ABPA") (first half 2022) -Reported that Phase 3 -Chronic inducible trial in CSU met its -Report results from urticaria primary and key secondary additional Phase 3 CSU endpoints study (first half 2022) -Chronic rhinosinusitis without nasal polyposis -Approved by FDA for 200 mg -Report results from auto-injector prurigo nodularis study -Allergic fungal (second half 2021) rhinosinusitis Kevzara (sarilumab)(a) -Polyarticular-course Antibody to IL-6R juvenile idiopathic arthritis ("pcJIA") -Systemic juvenile idiopathic arthritis ("sJIA") Itepekimab(a) (REGN3500) -COPD Antibody to IL-33 REGN1908-1909(f) -Cat allergy -Reported that Phase 2 Multi-antibody therapy to Fel d study in cat allergic 1 patients with mild asthma met its primary and key secondary endpoints REGN5713-5714-5715 -Birch allergy -Report results from Multi-antibody therapy to Bet v initial Phase 3 study in 1 birch allergy (Q4 2021) REGN6490 -Palmo-plantar pustulosis Antibody to IL-36R 31
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Table of Contents Select Upcoming Clinical Program (continued) Phase 1 Phase 2 Phase 3 Regulatory Review(i) 2021 Events to Date Milestones(j) Solid Organ Oncology Libtayo (cemiplimab)(a)(h) -Metastatic or -First-line NSCLC, -Approved by FDA and EC -Submit sBLA and
Marketing
Antibody to PD-1 locally advanced chemotherapy combination for first-line NSCLC, Authorization Application CSCC(d) monotherapy ("MAA") for cervical cancer -Second-line cervical (second half 2021) -Neoadjuvant CSCC cancer(e) -Approved by FDA and EC for BCC -Second-line -Adjuvant CSCC cervical cancer, -Reported Phase 3 ISA101b combination chemotherapy combination trial in NSCLC met its overall survival primary endpoint; trial stopped early based on Independent Data Monitoring Committee ("IDMC") recommendation -Reported positive results from Phase 3 trial in cervical cancer, demonstrating an overall survival benefit; trial stopped early based on IDMC recommendation REGN4018(f) -Platinum-resistant ovarian cancer -Report results from Phase 1 Bispecific antibody targeting study in platinum-resistant MUC16 and CD3 ovarian cancer (2022) REGN5668 -Ovarian cancer Bispecific antibody targeting MUC16 and CD28 REGN5678 -Prostate cancer -Report results from Phase 1 Bispecific antibody targeting study in prostate cancer PSMA and CD28 (2022) REGN5093 -MET-altered advanced NSCLC Bispecific antibody targeting two distinct MET epitopes 32
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Table of Contents Clinical Program Select Upcoming (continued) Phase 1 Phase 2 Phase 3 Regulatory Review(i) 2021 Events
to Date Milestones(j) Fianlimab(f) -Solid tumors and -Presented positive -Initiate Phase 3 study (REGN3767) advanced data from Phase 1 in first-line Antibody to LAG-3 hematologic trial in combination metastatic melanoma malignancies with Libtayo in (2022) advanced melanoma at American Society of Clinical Oncology Annual Meeting REGN6569 -Solid tumors Antibody to GITR REGN7075 -Solid tumors Bispecific antibody targeting EGFR and CD28 Hematology Odronextamab -Certain B-cell -B-cell non-Hodgkin -Resumed enrollment -Initiate Phase 3 (REGN1979) malignancies(c) lymphoma ("B-NHL") of patients with program Bispecific antibody (potentially pivotal follicular lymphoma targeting CD20 and CD3 study) ("FL") and diffuse large B-cell lymphoma ("DLBCL") following protocol amendments REGN5458(f) -Multiple myeloma -Expand into earlier Bispecific antibody (potentially pivotal lines of multiple targeting BCMA and CD3 study) myeloma therapy (second half 2021) REGN5459(f) -Multiple myeloma Bispecific antibody targeting BCMA and CD3 Pozelimab(f) -CD55-deficient -Initiate Phase 3 study (REGN3918) protein-losing in PNH, cemdisiran Antibody to C5; enteropathy(c), combination (2022) studied as monotherapy monotherapy and in combination (potentially pivotal -Initiate Phase 3 study with cemdisiran study) in myasthenia gravis, cemdisiran combination -Paroxysmal nocturnal (Q4 2021) hemoglobinuria ("PNH"), cemdisiran combination(c)(o) Cemdisiran(o) -Immunoglobulin A siRNA therapeutic nephropathy targeting C5 33
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Table of Contents Select Upcoming Clinical Program (continued) Phase 1 Phase 2 Phase 3 Regulatory Review(i) 2021 Events to Date Milestones(j) REGN7257 -Aplastic anemia Antibody to IL2Rg NTLA-2001(n) -Hereditary -Reported positive interim TTR gene knockout using CRISPR/Cas9 transthyretin data from Phase 1 trial in amyloidosis with ATTRv-PN polyneuropathy ("ATTRv-PN") General Medicine REGEN-COV (casirivimab and -COVID-19 multi-dose -COVID-19 dose-ranging -COVID-19 treatment in -COVID-19
treatment -Reported that Phase 3 trials -Complete rolling BLA and imdevimab)(e)(g)(l)(m)
safety study virology study in non-hospitalized patients and
prevention (
non-hospitalized patients and EU) patients met primary and key treatment and
prevention
SARS-CoV-2 virus -COVID-19 treatment in secondary endpoints (second half 2021) hospitalized patients -EUA amendment to add COVID-19 -NIH COVID-19 Treatment -COVID-19 treatment in treatment for Guidelines updated to strongly hospitalized patients hospitalized recommend REGEN-COV be used in (UK-based RECOVERY trial) patients and non-hospitalized COVID-19 pre-exposure patients at high risk of -COVID-19 prevention prophylaxis clinical progression -Reported that all tested doses in Phase 2 dose-ranging study in non-hospitalized patients met the primary endpoint -FDA updated EUA, lowering dose to 1,200 mg, allowing for subcutaneous injections in certain circumstances, and to include post-exposure prophylaxis -Approved by Ministry of Health, Labour and Welfare ("MHLW") for COVID-19 treatment in Japan 34
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Table of Contents Select Upcoming Clinical Program (continued) Phase 1 Phase 2 Phase 3 Regulatory Review(i) 2021 Events to Date Milestones(j) REGEN-COV (casirivimab and -Reported that Phase 3 imdevimab)(e)(g)(l)(m) prevention trial in (continued) uninfected household contacts of SARS-CoV-2 infected individuals met primary and key secondary endpoints -Positive results reported from Phase 3 RECOVERY trial in hospitalized patients Praluent (alirocumab) -HeFH in pediatrics -Approved by FDA for HoFH Antibody to PCSK9 Fasinumab(k)(f) (REGN475) -Osteoarthritis pain of -Report additional Antibody to NGF the knee or hip(e) longer-term safety results from Phase 3 studies in osteoarthritis pain of the knee or hip (second half 2021) -Continue discussions with regulatory authorities and determine next steps for the program (second half 2021) Evkeeza (evinacumab)(f)
-Severe hypertriglyceridemia
-Approved by FDA and EC Antibody to ANGPTL3 for HoFH Garetosmab(f) (REGN2477)
-Fibrodysplasia ossificans
-Further review trial data Antibody to Activin A progressiva and determine next steps
("FOP")(c)(d)(e) (potentially
for the program (second pivotal study) half 2021) REGN4461(f) -Generalized lipodystrophy(e) Agonist antibody to leptin receptor ("LEPR") REGN5381 -Heart failure Agonist antibody toNPR1 ALN-HSD(o) -Nonalcoholic steatohepatitis
RNAi therapeutic targeting HSD17B13 ("NASH")
35 -------------------------------------------------------------------------------- Table of Contents Note: For purposes of the table above, a program is classified in Phase 1, 2, or 3 clinical development after recruitment for the corresponding study or studies has commenced (a) In collaboration with Sanofi (b) In collaboration with Bayer outside ofthe United States (c) FDA granted orphan drug designation (d) FDA granted Breakthrough Therapy designation (e) FDA granted Fast Track designation (f) Sanofi did not opt-in to or elected not to continue to co-develop the product candidate. Under the terms of our agreement, Sanofi is entitled to receive royalties on any future sales of the product candidate. (g) We and theBiomedical Advanced Research Development Authority ("BARDA") of theU.S. Department of Health and Human Services ("HHS") are parties to agreements whereby HHS provides certain funding to support research and development of this product candidate (h) Studied as monotherapy and in combination with other antibodies and treatments (i) Information in this column relates toU.S. , EU, andJapan regulatory submissions only (j) As described in the section preceding the table above and Part II, Item 1A. "Risk Factors," development timelines may be further subject to change as a result of the impact of the COVID-19 pandemic (k) In collaboration with Teva andMitsubishi Tanabe Pharma (l) Certain trials conducted with theNational Institute of Allergy and Infectious Diseases ("NIAID"), part of theNIH (m) In collaboration with Roche (n) In collaboration with Intellia (o) In collaboration with Alnylam 36 -------------------------------------------------------------------------------- Table of Contents General Our ability to generate profits and to generate positive cash flow from operations over the next several years depends significantly on the continued success in commercializing EYLEA and Dupixent. We expect to continue to incur substantial expenses related to our research and development activities, a portion of which we expect to be reimbursed by our collaborators. Also, our research and development activities outside our collaborations, the costs of which are not reimbursed, are expected to expand and require additional resources. We also expect to incur substantial costs related to the commercialization of our marketed products. Our financial results may fluctuate from quarter to quarter and will depend on, among other factors, the net sales of our marketed products; the scope and progress of our research and development efforts; the timing of certain expenses; the continuation of our collaborations, in particular with Sanofi and Bayer, including our share of collaboration profits or losses from sales of commercialized products and the amount of reimbursement of our research and development expenses that we receive from collaborators; and the amount of income tax expense we incur, which is partly dependent on the profits or losses we earn in each of the countries in which we operate. We cannot predict whether or when new products or new indications for marketed products will receive regulatory approval or, if any such approval is received, whether we will be able to successfully commercialize such product(s) and whether or when they may become profitable. Additional Information - Clinical Development Programs REGEN-COV (casirivimab and imdevimab) Treatment Study - Non-Hospitalized Patients InFebruary 2021 , the IDMC for the REGEN-COV Phase 3 trial in non-hospitalized patients with COVID-19 found clear clinical efficacy for reducing the rate of hospitalization and death with both the 1,200 mg and 2,400 mg doses of REGEN-COV compared to placebo, and recommended stopping enrollment in the placebo group. InMarch 2021 , we announced positive top-line results from the Phase 3 trial in non-hospitalized COVID-19 patients. The trial met its primary endpoint, showing that REGEN-COV reduced the risk of hospitalization or death by 70% (1,200 mg dose IV) and 71% (2,400 mg dose IV) compared to placebo. The trial also met key secondary endpoints, including the ability to reduce symptom duration. InMarch 2021 , the Company also announced that all tested doses (IV: 2,400 mg, 1,200 mg, 600 mg and 300 mg; subcutaneous injections: 1,200 mg and 600 mg) in the Phase 2 dose-ranging trial in non-hospitalized COVID-19 patients met the primary endpoint. InApril 2021 , the Company announced positive data from the Phase 3 treatment trial in recently infected asymptomatic COVID-19 patients. The trial was being jointly run with the NIAID and met all primary and key secondary endpoints. The trial demonstrated that the 1,200 mg subcutaneous injection of REGEN-COV reduced the risk of progressing to symptomatic COVID-19 by 31% (primary endpoint), and by 76% after the third day. Treatment Study - Hospitalized Patients InJune 2021 , positive results were reported from the Phase 3 UK-based RECOVERY trial in hospitalized patients with severe COVID-19. The trial found that adding REGEN-COV to usual care reduced the risk of death by 20% in patients who had not mounted a natural antibody response on their own against SARS-CoV-2, compared to usual care alone. We have shared these data with regulatory authorities and requested that the EUA be expanded to include COVID-19 treatment for appropriate hospitalized patients. We were subsequently notified by the sponsor of the RECOVERY trial of a Good Clinical Practices ("GCPs") inspection of the trial by theUK Medicines and Healthcare Products Regulatory Agency ("MHRA"), which found certain deviations from GCP compliance. The MHRA report stated that it found no evidence that the identified issues had impacted the overall data integrity to such an extent that the data would be unreliable based on those findings. However, it noted that certain aspects of data quality could not be fully assured and requested that certain corrective and preventative actions be taken; the sponsor of the trial has been in discussions with the MHRA and is responding to these findings. We have shared this information with the FDA. In the Phase 2/3 portion of the treatment study in hospitalized patients being run by the Company, REGEN-COV met the primary virologic endpoint, showing that REGEN-COV reduced viral load in these hospitalized patients, but did not achieve statistical significance in the pre-specified primary clinical endpoint: reduction in mechanical ventilation or death from day 6 to day 29 in patients with high viral load at baseline. However, four out of five secondary clinical endpoints of the study were nominally significant including an endpoint preferred by the FDA: reduction in mechanical ventilation or death from day 1 to day 29 in all patients who were SARS-CoV-2 PCR-positive at baseline. The relative risk reduction with REGEN-COV versus placebo ranged from approximately 24% to 47% on these various clinical endpoints. In addition, an approximately 36% reduction in all-cause mortality was seen from day 1 to day 29, supporting the results of the RECOVERY trial. 37 -------------------------------------------------------------------------------- Table of Contents Prevention Study InApril 2021 , we announced positive results from the Phase 3 COVID-19 prevention trial in household contacts of SARS-CoV-2 infected individuals. The trial, which was jointly run with the NIAID, part of theNIH , met its primary and key secondary endpoints, showing that REGEN-COV 1,200 mg subcutaneous injection reduced the risk of symptomatic infections by 81% in those who were not infected. Agreements Related to COVID-19U.S. Government In the first quarter of 2020, the Company announced an expansion of its Other Transaction Agreement with BARDA, pursuant to which HHS was obligated to fund certain of our costs incurred for research and development activities related to COVID-19 treatments. InJuly 2020 , the Company also announced an agreement with entities acting at the direction of BARDA and theU.S. Department of Defense to manufacture and deliver filled and finished drug product of REGEN-COV to theU.S. government. InJanuary 2021 , the Company announced an agreement with an entity acting on behalf of theU.S. Department of Defense and HHS to manufacture and deliver additional filled and finished drug product of REGEN-COV to theU.S. government. Pursuant to the agreement, theU.S. government was obligated to purchase all filled and finished doses of drug product delivered byJune 30, 2021 , up to 1.25 million doses, at the lowest treatment dose authorized or approved by the FDA for the indication authorized under the EUA (as described under "Products - REGEN-COV - Emergency and Temporary Use Authorizations" above). The Company has completed its final deliveries of drug product under the agreements described above. See "Results of Operations - Revenues" below for REGEN-COV net product sales recognized during the three and six months endedJune 30, 2021 in connection with these agreements. Roche InAugust 2020 , we entered into a collaboration agreement with Roche to develop, manufacture, and distribute the casirivimab and imdevimab antibody cocktail. We lead global development activities for casirivimab and imdevimab, and the parties jointly fund certain on-going studies, as well as any mutually agreed additional new global studies to evaluate further the potential of casirivimab and imdevimab in treating or preventing COVID-19. Under the terms of the agreement, each party is obligated to dedicate a certain amount of manufacturing capacity to casirivimab and imdevimab each year. We distribute the product inthe United States and Roche distributes the product outside ofthe United States . The parties share gross profits from worldwide sales based on a pre-specified formula, depending on the amount of manufactured product supplied by each party to the market. Collaboration, License, and Other Agreements Sanofi Antibody We are collaborating with Sanofi on the global development and commercialization of Dupixent, Kevzara, and itepekimab (the "Antibody Collaboration"). See discussion below for updates related to the development and commercialization of Praluent effectiveApril 1, 2020 . Under the terms of the Antibody License and Collaboration Agreement (the "LCA"), Sanofi is generally responsible for funding 80%-100% of agreed-upon development costs. We are obligated to reimburse Sanofi for 30%-50% of worldwide development expenses that were funded by Sanofi based on our share of collaboration profits from commercialization of collaboration products. However, we are only required to apply 10% of our share of the profits from the Antibody Collaboration in any calendar quarter to reimburse Sanofi for these development costs Under our collaboration agreement, Sanofi records product sales for commercialized products, and Regeneron has the right to co-commercialize such products on a country-by-country basis. We co-commercialize Dupixent inthe United States and have exercised our option to co-commercialize Dupixent in certain countries outsidethe United States . We currently anticipate commencing co-commercialization of Dupixent in such countries outsidethe United States later this year. We supply certain commercial bulk product to Sanofi. We and Sanofi equally share profits and losses from sales withinthe United States . We and Sanofi share profits outsidethe United States on a sliding scale based on sales starting at 65% (Sanofi)/35% (us) and ending at 55% (Sanofi)/45% (us), and share losses outsidethe United States at 55% (Sanofi)/45% (us). In addition to profit and loss sharing, we are entitled to receive sales milestone payments from Sanofi. In the third quarter of 2020, the Company earned, and 38 -------------------------------------------------------------------------------- Table of Contents recognized as revenue, the first$50.0 million sales-based milestone from Sanofi, upon aggregate annual sales of antibodies outsidethe United States (including Praluent) exceeding$1.0 billion on a rolling twelve-month basis. We are entitled to receive up to an aggregate of$200.0 million in additional milestone payments from Sanofi, including the second sales milestone in the amount of$50.0 million , when such sales outsidethe United States exceed$1.5 billion on a rolling twelve-month basis. InApril 2020 , the Company and Sanofi entered into an amendment to the LCA in connection with, among other things, the removal of Praluent from the LCA such that (i) effectiveApril 1, 2020 , the LCA no longer governs the development, manufacture, or commercialization of Praluent and (ii) the quarterly period endedMarch 31, 2020 was the last quarter for which Sanofi and the Company shared profits and losses for Praluent under the LCA. The parties also entered into a Praluent Cross License & Commercialization Agreement (the "Praluent Agreement") pursuant to which, effectiveApril 1, 2020 , the Company, at its sole cost, became solely responsible for the development and commercialization of Praluent inthe United States , and Sanofi, at its sole cost, is solely responsible for the development and commercialization of Praluent outside ofthe United States . Under the Praluent Agreement, Sanofi will pay the Company a 5% royalty on Sanofi's net product sales of Praluent outsidethe United States untilMarch 31, 2032 . The Company will not owe Sanofi royalties on the Company's net product sales of Praluent inthe United States . Although each party will be responsible for manufacturing Praluent for its respective territory, the parties have entered into definitive supply agreements under which, for a certain transitional period, the Company will continue to supply drug substance to Sanofi and Sanofi will continue to supply finished product to Regeneron. With respect to any intellectual property or product liability litigation relating to Praluent, the parties have agreed that, effectiveApril 1, 2020 , Regeneron and Sanofi each will be solely responsible for any such litigation (including damages and other costs and expenses thereof) inthe United States and outsidethe United States , respectively, arising out of Praluent sales or other activities on or afterApril 1, 2020 (subject to Sanofi's right to set off a portion of any third-party royalty payments resulting from certain patent litigation proceedings against up to 50% of any Praluent royalty payment owed to Regeneron). The parties will each bear 50% of any damages arising out of Praluent sales or other activities prior toApril 1, 2020 . Immuno-Oncology We are collaborating with Sanofi on the development and commercialization of antibody-based cancer treatments in the field of immuno-oncology (the "IO Collaboration"). EffectiveDecember 31, 2018 , the Company and Sanofi entered into an Amended and Restated Immuno-oncology Discovery and Development Agreement (the "Amended IO Discovery Agreement"), which narrowed the scope of the existing discovery and development activities conducted by the Company ("IO Development Activities") under the original 2015Immuno -oncology Discovery and Development Agreement (the "2015 IO Discovery Agreement") to developing therapeutic bispecific antibodies targeting (i) BCMA and CD3 (the "BCMAxCD3 Program") and (ii) MUC16 and CD3 (the "MUC16xCD3 Program") through clinical proof-of-concept. The Amended IO Discovery Agreement provided for, among other things, Sanofi's prepayment for certain IO Development Activities regarding the BCMAxCD3 Program and the MUC16xCD3 Program. Under the terms of the Amended IO Discovery Agreement, the Company was required to conduct development activities with respect to (i) the BCMAxCD3 Program through the earlier of clinical proof-of-concept or the expenditure of$70.0 million (the "BCMAxCD3 Program Costs Cap") and (ii) the MUC16xCD3 Program through the earlier of clinical proof-of-concept or the expenditure of$50.0 million (the "MUC16xCD3 Program Costs Cap"). We are obligated to reimburse Sanofi for half of the development costs they funded that are attributable to clinical development of antibody product candidates under the Amended IO Discovery Agreement from our share of profits from commercialized IO Collaboration products. With regard to the BCMAxCD3 Program and the MUC16xCD3 Program, when the applicable Program Costs Cap was reached, Sanofi had the option to license rights to the product candidate and other antibodies targeting the same targets for, with regard to BCMAxCD3, immuno-oncology indications, and with regard to MUC16xCD3, all indications, pursuant to theImmuno -oncology License and Collaboration Agreement (the "IO License and Collaboration Agreement"), as amended. During the first quarter of 2021, Sanofi did not exercise its options to license rights to these product candidates; as a result, we retain the exclusive right to develop and commercialize such product candidates and Sanofi will receive a royalty on sales (if any). Under the terms of the IO License and Collaboration Agreement, the parties are co-developing and co-commercializing Libtayo, an antibody targeting PD-1. We have principal control over the development of Libtayo, and the parties share equally, on an ongoing basis, development and commercialization expenses for Libtayo. With regard to Libtayo, we lead commercialization activities inthe United States , while Sanofi leads commercialization activities outside ofthe United States and the parties equally share profits from worldwide sales. Sanofi has exercised its option to co-commercialize Libtayo inthe United States . We will be entitled to a milestone payment of$375.0 million in the event that global sales of Libtayo equal or exceed$2.0 billion in any consecutive twelve-month period. 39 -------------------------------------------------------------------------------- Table of Contents Bayer EYLEA outsidethe United States We and Bayer are parties to a license and collaboration agreement for the global development and commercialization outsidethe United States of EYLEA. Under the agreement, we and Bayer collaborate on, and share the costs of, the development of EYLEA. Bayer markets EYLEA outsidethe United States , where, for countries other thanJapan , the companies share equally in profits and losses from sales of EYLEA. InJapan , we are entitled to receive a tiered percentage of between 33.5% and 40.0% of EYLEA net sales through 2021, and thereafter, the companies will share equally in profits and losses from the sales of EYLEA. We are obligated to reimburse Bayer for 50% of the development costs that it has incurred under the agreement from our share of the collaboration profits (including payments to us based on sales inJapan ). The reimbursement payment in any quarter will equal 5% of the then outstanding repayment obligation, but never more than our share of the collaboration profits in the quarter unless we elect to reimburse Bayer at a faster rate. Withinthe United States , we retain exclusive commercialization rights to EYLEA and are entitled to all profits from such sales. Teva Fasinumab We and Teva are parties to a collaboration agreement to develop and commercialize fasinumab globally, excluding certain Asian countries that are subject to our collaboration agreement withMitsubishi Tanabe Pharma Corporation ("MTPC"). In connection with the agreement, Teva made a$250.0 million non-refundable up-front payment. We lead global development activities, and the parties share equally, on an ongoing basis, development costs under a global development plan. As ofJune 30, 2021 , we had earned an aggregate of$120.0 million of development milestones from Teva and we are entitled to receive up to an aggregate of$340.0 million in additional development milestones and up to an aggregate of$1.890 billion in contingent payments upon achievement of specified annual net sales amounts. We are responsible for the manufacture and supply of fasinumab globally. Withinthe United States , we will lead commercialization activities, and the parties will share equally in any profits or losses in connection with commercialization of fasinumab. In the territory outside ofthe United States , Teva will lead commercialization activities and we will supply product to Teva at a tiered purchase price, which is calculated as a percentage of net sales of the product (subject to adjustment in certain circumstances). Alnylam In 2018, we and Alnylam Pharmaceuticals, Inc. entered into a collaboration to discover RNA interference ("RNAi") therapeutics for NASH and potentially other related diseases, as well as to research, co-develop and commercialize any therapeutic product candidates that emerge from these discovery efforts (including ALN-HSD, which is currently in Phase 1 clinical development). ALN-HSD is being co-developed with Alnylam with terms generally consistent with the form of a Co-Commercialization Collaboration Agreement in connection with the 2019 collaboration agreement as described below. Alnylam is conducting the Phase 1 clinical trial for ALN-HSD and Regeneron will be responsible for all other development as the lead party. The parties share equally, on an ongoing basis, development expenses for ALN-HSD. In 2019, we and Alnylam entered into a global, strategic collaboration to discover, develop, and commercialize RNAi therapeutics for a broad range of diseases by addressing therapeutic disease targets expressed in the eye and central nervous system ("CNS"), in addition to a select number of targets expressed in the liver. Under the terms of the agreement, we made an up-front payment of$400.0 million to Alnylam. For each program, we will provide Alnylam with a specified amount of funding at program initiation and at lead candidate designation, and Alnylam is eligible to receive up to an aggregate of$200.0 million in clinical proof-of-principle milestones for eye and CNS programs. In addition, during 2019, the parties entered into a Co-Commercialization Collaboration Agreement for a silencing RNA ("siRNA") therapeutic targeting the C5 component of the human complement pathway being developed by Alnylam, with Alnylam as the lead party, and a License Agreement for a combination product consisting of cemdisiran and pozelimab, with us as the licensee. Under the C5 siRNA Co-Commercialization Collaboration agreement, the parties share costs equally and will split profits (if commercialized); and under the License Agreement, the licensee is responsible for its own costs and expenses. The C5 siRNA License Agreement contains a flat low double-digit royalty payable to Alnylam on our potential future net sales of the combination product only subject to customary reductions, as well as up to$325.0 million in commercial milestones. 40 -------------------------------------------------------------------------------- Table of Contents Intellia In 2016, we entered into a license and collaboration agreement with Intellia Therapeutics, Inc. to advance CRISPR/Cas9 gene-editing technology for in vivo therapeutic development. NTLA-2001, which is in clinical development, is subject to a co-development and co-commercialization arrangement pursuant to which Intellia will lead development and commercialization activities and the parties share an agreed-upon percentage of development expenses and profits (if commercialized). InMay 2020 , we expanded our existing collaboration with Intellia Therapeutics, Inc. to provide us with rights to develop products for additional in vivo CRISPR/Cas9-based therapeutic targets and for the companies to jointly develop potential products for the treatment of hemophilia A and B, with Regeneron leading development and commercialization activities. In addition, we also received non-exclusive rights to independently develop and commercialize ex vivo gene edited products. In connection with theMay 2020 agreement, we made a$70.0 million up-front payment and purchased 925,218 shares of Intellia common stock for an aggregate purchase price of$30.0 million . The up-front payment and the amount paid in excess of the fair market value of the shares purchased, or$15.0 million , were recorded to Research and development expense in the second quarter of 2020. BARDA We and BARDA are parties to agreements pursuant to which HHS provided certain funding to develop, test, and manufacture a treatment for Ebola virus infection. InJuly 2020 , HHS exercised its option under an existing agreement to provide up to$344.6 million of additional funding for the manufacture and supply of Inmazeb. We expect to deliver a pre-specified number of Inmazeb treatment doses over the course of approximately six years. See "Agreements Related to COVID-19 -U.S. Government " section above for information related to our COVID-19 agreements. Kiniksa As described under "Products" above, pursuant to a 2017 license agreement, we granted Kiniksa the right to develop and commercialize certain new indications for ARCALYST. During the first quarter of 2021, Kiniksa received marketing approval inthe United States for a new indication of ARCALYST, recurrent pericarditis, and, as a result, we received a$20.0 million milestone payment from Kiniksa. The quarterly period endedMarch 31, 2021 was the last quarter for which the Company recorded net product sales of ARCALYST. Following this approval, Kiniksa is solely responsible for theU.S. development and commercialization of ARCALYST in all approved indications, and Regeneron will continue to supply clinical and commercial product to Kiniksa. Kiniksa will pay Regeneron 50% of its profits from sales of ARCALYST and the parties will not share in any losses incurred by Kiniksa in connection with commercialization of ARCALYST. Corporate Information We were incorporated in theState of New York in 1988 and publicly listed in 1991. Our principal executive offices are located at777 Old Saw Mill River Road ,Tarrytown, New York 10591, and our telephone number at that address is (914) 847-7000. We make available free of charge on or through our Internet website (http://www.regeneron.com) our Annual Report on Form 10-K, Quarterly Reports on Form 10-Q, Current Reports on Form 8-K, and, if applicable, amendments to those reports filed or furnished pursuant to Section 13(a) or 15(d) of the Exchange Act, as soon as reasonably practicable after we electronically file such material with, or furnish it to, theSecurities and Exchange Commission ("SEC"). Investors and other interested parties should note that we use our media and investor relations website (http://newsroom.regeneron.com) and our social media channels to publish important information about Regeneron, including information that may be deemed material to investors. We encourage investors and other interested parties to review the information we may publish through our media and investor relations website and the social media channels listed on our media and investor relations website, in addition to ourSEC filings, press releases, conference calls, and webcasts. The information contained on our websites and social media channels is not included as a part of, or incorporated by reference into, this report. 41 -------------------------------------------------------------------------------- Table of Contents Results of Operations Three and Six Months EndedJune 30, 2021 and 2020 Net Income Three Months Ended Six Months EndedJune 30 ,June 30 ,
(In millions, except per share data) 2021 2020
2021 2020 Revenues$ 5,138.5 $ 1,952.0 $ 7,667.2 $ 3,780.2 Operating expenses 1,791.3 1,295.6 3,207.3 2,423.7 Income from operations 3,347.2 656.4 4,459.9 1,356.5 Other income (expense) 405.6 262.5 545.9 231.0
Income before income taxes 3,752.8 918.9
5,005.8 1,587.5 Income tax expense 653.9 21.6 791.7 65.6 Net income$ 3,098.9 $ 897.3 $ 4,214.1 $ 1,521.9
Net income per share - diluted$ 27.97 $ 7.61 $ 38.07 $ 13.03 Revenues Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020 $ Change 2021 2020 $ Change Net product sales in the United States: EYLEA$ 1,424.7 $ 1,113.7 $ 311.0 $ 2,771.7 $ 2,285.7 $ 486.0 Libtayo 78.0 63.3 14.7 147.1 125.0 22.1 Praluent 41.9 47.2 (5.3) 85.2 47.2 * * REGEN-COV 2,591.2 - 2,591.2 2,853.4 - 2,853.4 Evkeeza 2.0 - 2.0 2.5 - 2.5 ARCALYST - ** 2.7 ** 2.2 ** 5.7 ** Collaboration revenue: Sanofi 437.7 269.1 168.6 802.5 516.0 286.5 Bayer 349.1 244.2 104.9 671.9 525.6 146.3 Roche 167.9 - 167.9 234.7 - 234.7 Other revenue 46.0 211.8 (165.8) 96.0 275.0 (179.0) Total revenues$ 5,138.5 $ 1,952.0 $ 3,186.5 $ 7,667.2 $ 3,780.2 $ 3,887.0
* Net product sales of Praluent in
Net Product Sales Net product sales of EYLEA inthe United States increased for the three and six months endedJune 30, 2021 , compared to the same periods in 2020, primarily due to higher sales volume (including the adverse impact of the COVID-19 pandemic onU.S. EYLEA demand during the three months endedJune 30, 2020 ), partly offset by an increase in sales-related deductions. EffectiveApril 1, 2020 , the Company became solely responsible for the development and commercialization of Praluent inthe United States and records net product sales of Praluent inthe United States . Refer to "Collaboration, License, and Other Agreements - Sanofi - Antibody" section above for further details. 42 -------------------------------------------------------------------------------- Table of Contents During the three and six months endedJune 30, 2021 , net product sales of REGEN-COV were recorded in connection with our agreements with theU.S. government. Refer to "Agreements Related to COVID-19 -U.S. Government " section above for further details. EffectiveApril 1, 2021 , Kiniksa records net product sales of ARCALYST inthe United States . Prior toApril 1, 2021 , Regeneron recorded net product sales of ARCALYST inthe United States . Refer to "Collaboration, License, and Other Agreements - Kiniksa" section above for further details. Collaboration Revenue Sanofi Collaboration Revenue Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020 2021 2020 Antibody: Regeneron's share of profits in connection with commercialization of antibodies$ 327.6 $ 171.9 $ 588.2 $ 342.8 Reimbursement for manufacturing of commercial supplies(1) 110.9 100.6 216.5 180.7 Total Antibody 438.5 272.5 804.7 523.5 Immuno-oncology: Regeneron's share of losses in connection with commercialization of Libtayo outside the United States (3.5) (6.4) (9.6) (12.6) Reimbursement for manufacturing of commercial supplies(1) 2.7 3.0 7.4 5.1 Total Immuno-oncology (0.8) (3.4) (2.2) (7.5) Total Sanofi collaboration revenue$ 437.7
(1) Corresponding costs incurred by us in connection with such production is recorded within Cost of collaboration and contract manufacturing
Antibody
Sanofi provides us with an estimate of our share of the profits or losses from commercialization of antibodies for the most recent fiscal quarter; these estimates are reconciled to actual results in the subsequent fiscal quarter, and our portion of the profits or losses is adjusted accordingly, as necessary. During the three and six months endedJune 30, 2021 , the change in our share of profits in connection with commercialization of antibodies, compared to the same periods of 2020, was driven by higher Dupixent profits. 43 -------------------------------------------------------------------------------- Table of Contents Regeneron's share of profits in connection with the commercialization of Dupixent, Praluent (throughMarch 31, 2020 ), and Kevzara is summarized below: Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020 2021 2020 Dupixent, Praluent, and Kevzara net product sales(1)$ 1,565.7
$ 364.5 $ 191.4 $ 654.4 $ 384.4 Reimbursement of development expenses incurred by Sanofi in accordance with Regeneron's payment obligation (36.9) (19.5) (66.2) (41.6) Regeneron's share of profits in connection with commercialization of antibodies$ 327.6 $ 171.9 $ 588.2 $ 342.8 Regeneron's share of collaboration profits as a percentage of Dupixent, Praluent, and Kevzara net product sales 21% 17% 20% 17%
(1) Global net product sales of Dupixent and Kevzara are recorded by Sanofi. The quarter ended
As described above under "Collaboration, License, and Other Agreements - Sanofi - Antibody", effectiveApril 1, 2020 , the Company became solely responsible for the development and commercialization of Praluent inthe United States . Under the new agreement, Sanofi is solely responsible for the development and commercialization of Praluent outside ofthe United States , and pays the Company a 5% royalty on Sanofi's net product sales of Praluent outsidethe United States . Bayer Collaboration Revenue Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020 2021 2020 Regeneron's net profit in connection with commercialization of EYLEA outside the United States$ 335.4 $ 230.9 $ 644.3 $ 484.7 Reimbursement for manufacturing of commercial supplies(1) 13.7 13.3 27.6 40.9 Total Bayer collaboration revenue$ 349.1
(1) Corresponding costs incurred by us in connection with such production is recorded within Cost of collaboration and contract manufacturing
Regeneron's net profit in connection with commercialization of EYLEA outside
Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020 2021 2020 EYLEA net product sales outside the United States$ 903.8 $
641.0 $ 1,728.1
$ 350.4 $ 245.3 $ 674.1 $ 513.5 Reimbursement of development expenses incurred by Bayer in accordance with Regeneron's payment obligation (15.0) (14.4) (29.8) (28.8) Regeneron's net profit in connection with commercialization of EYLEA outside the United States$ 335.4 $ 230.9 $ 644.3 $ 484.7 Regeneron's net profit as a percentage of EYLEA net product sales outside the United States 37% 36% 37% 37% Bayer records net product sales of EYLEA outsidethe United States . Bayer provides us with an estimate of our share of the profit, including the percentage of sales inJapan that we earned, from commercialization of EYLEA outsidethe United States for the most recent fiscal quarter; these estimates are reconciled to actual results in the subsequent fiscal quarter, and our portion of the profit is adjusted accordingly, as necessary. 44 -------------------------------------------------------------------------------- Table of Contents Roche Collaboration Revenue As described above under "Agreements Related to COVID-19 - Roche", Roche distributes and records net product sales of the casirivimab and imdevimab antibody cocktail outsidethe United States , and the parties share gross profits. During the three and six months endedJune 30, 2021 , Regeneron's share of gross profits in connection with sales of casirivimab and imdevimab outsidethe United States was$167.9 million and$234.7 million , respectively. Roche provides us with an estimate of our share of the gross profits for the most recent fiscal quarter; these estimates are reconciled to actual results in the subsequent fiscal quarter, and our portion of the profits is adjusted accordingly, as necessary. Other Revenue Other revenue decreased during the three and six months endedJune 30, 2021 , compared to the same periods of 2020, primarily due to lower amounts recognized in connection with our agreement with BARDA related to funding of certain development activities for antibodies for the treatment of COVID-19, and, to a lesser extent, Inmazeb. In addition, a$30.0 million up-front payment from Zai Lab was recorded in Other revenue in the second quarter of 2020 in connection with our collaboration agreement. This decrease in Other revenue for the six months endedJune 30, 2021 was partly offset by a$20.0 million milestone payment received from Kiniksa during 2021 in connection with our ARCALYST license agreement. Expenses Three Months Ended Six Months Ended June 30, June 30, (In millions, except headcount data) 2021 2020 $ Change 2021 2020 $ Change Research and development(1)$ 714.2 $ 722.0 $ (7.8) $ 1,457.1 $ 1,305.9 $ 151.2 Selling, general, and administrative(1) 414.7 348.3 66.4 820.3 715.6 104.7 Cost of goods sold(2) 539.4 102.5 436.9 722.6 181.3 541.3 Cost of collaboration and contract manufacturing(3) 154.3 173.0 (18.7) 279.1 311.5 (32.4) Other operating (income) expense, net (31.3) (50.2) 18.9 (71.8) (90.6) 18.8 Total operating expenses$ 1,791.3 $ 1,295.6 $ 495.7 $ 3,207.3 $ 2,423.7 $ 783.6 Average headcount 9,822 8,254 1,568 9,635 8,142 1,493 (1) Includes costs incurred as well as cost reimbursements from collaborators who are not deemed to be our customers (2) Cost of goods sold primarily includes costs in connection with producing commercial supplies for products that are sold by Regeneron inthe United States (i.e., for which we record net product sales), any royalties we are obligated to pay on such sales, and amounts we are obligated to pay to Sanofi for its share of LibtayoU.S. gross profits (3) Cost of collaboration and contract manufacturing includes costs we incur in connection with producing commercial drug supplies for collaborators and others Operating expenses included a total of$145.5 million and$103.5 million for the three months endedJune 30, 2021 and 2020, respectively, and$276.4 million and$209.3 million for the six months endedJune 30, 2021 and 2020, respectively, of non-cash compensation expense related to equity awards granted under our long-term incentive plans. Research and Development Expenses The following table summarizes our estimates of direct research and development expenses by clinical development program and other significant categories of research and development expenses. Direct research and development expenses are comprised primarily of costs paid to third parties for clinical and product development activities, including costs related to preclinical research activities, clinical trials, and the portion of research and development expenses incurred by our collaborators that we are obligated to reimburse. Indirect research and development expenses have not been allocated directly to each program, and primarily consist of costs to compensate personnel, overhead and infrastructure costs to maintain our facilities, and other costs related to activities that benefit multiple projects. Clinical manufacturing costs primarily consist of costs to manufacture bulk drug product for clinical development purposes as well as related external drug filling, packaging, and labeling costs. Clinical manufacturing costs also includes pre-launch commercial supplies which did not meet the criteria to be capitalized as inventory. The table below also includes reimbursements of research and development expenses by collaborators, as when we are entitled to reimbursement of all or a portion of such expenses that we incur under a collaboration, we record those reimbursable amounts in the period in which such costs are incurred. 45 --------------------------------------------------------------------------------
Table of Contents Three Months Ended Six Months Ended June 30, June 30, (In millions) 2021 2020* $ Change 2021 2020* $ Change Direct research and development expenses: REGEN-COV$ 97.2 $ 14.1 $ 83.1 $ 305.9 $ 14.1 $ 291.8 Libtayo (cemiplimab) 38.2 35.4 2.8 78.0 71.4 6.6 Dupixent (dupilumab) 37.0 31.7 5.3 64.4 66.2 (1.8) EYLEA 26.7 11.2 15.5 54.8 28.8 26.0 Fasinumab 20.2 43.2 (23.0) 51.7 83.7 (32.0) Up-front payments related to license and collaboration agreements - 85.0 (85.0) - 85.0 (85.0) Other product candidates in clinical development and other research programs 108.5 157.2 (48.7) 193.2 272.4 (79.2) Total direct research and development expenses 327.8 377.8 (50.0) 748.0 621.6 126.4 Indirect research and development expenses: Payroll and benefits 236.9 193.4 43.5 469.9 391.4 78.5 Lab supplies and other research and development costs 33.4 30.6 2.8 66.8 65.5 1.3 Occupancy and other operating costs 98.5 80.8 17.7 193.6 162.7 30.9 Total indirect research and development expenses 368.8 304.8 64.0 730.3 619.6 110.7 Clinical manufacturing costs 153.8 181.2 (27.4) 287.4 361.5 (74.1) Reimbursement of research and development expenses by collaborators (136.2) (141.8) 5.6 (308.6) (296.8) (11.8) Total research and development expenses$ 714.2 $ 722.0 $ (7.8) $ 1,457.1 $ 1,305.9 $ 151.2
* Certain prior year amounts have been reclassified to conform to the current year's presentation
Research and development expenses for the three and six months endedJune 30, 2020 included$85.0 million in aggregate up-front payments made in connection with our collaboration agreement with Intellia (see "Collaboration and License Agreements - Intellia" above). Direct research and development expenses in 2020 also include costs incurred in connection with Kevzara for the treatment of COVID-19 patients (included within "Other product candidates in clinical development and other research programs" in the table above). Reimbursement of research and development expenses by collaborators included$41.0 million and$127.8 million of reimbursements from Roche related to REGEN-COV for the three and six months endedJune 30, 2021 , respectively. There were no reimbursements of research and development expenses by collaborators related to REGEN-COV during the three and six months endedJune 30, 2020 . Research and development expenses included non-cash compensation expense of$70.9 million and$56.9 million for the three months endedJune 30, 2021 and 2020, respectively, and$140.6 million and$113.6 million for the six months endedJune 30, 2021 and 2020, respectively. There are numerous uncertainties associated with drug development, including uncertainties related to safety and efficacy data from each phase of drug development, uncertainties related to the enrollment and performance of clinical trials, changes in regulatory requirements, changes in the competitive landscape affecting a product candidate, and other risks and uncertainties described in Part II, Item 1A. "Risk Factors" (including those relating to the disruptions caused by the COVID-19 pandemic). There is also variability in the duration and costs necessary to develop a pharmaceutical product, potential opportunities and/or uncertainties related to future indications to be studied, and the estimated cost and scope of the projects. The lengthy process of seeking FDA and other applicable approvals, and subsequent compliance with applicable statutes and regulations, require the expenditure of substantial resources. Any failure by us to obtain, or delay in obtaining, regulatory approvals could materially 46 -------------------------------------------------------------------------------- Table of Contents adversely affect our business. We are unable to reasonably estimate if our product candidates in clinical development will generate material product revenues and net cash inflows. Selling, General, and Administrative Expenses Selling, general, and administrative expenses increased for the three and six months endedJune 30, 2021 , compared to the same periods in 2020, primarily due to higher headcount-related costs, and an increase in commercialization-related expenses for EYLEA and Libtayo. In addition, the three months endedJune 30, 2021 included costs associated with educational campaigns related to COVID-19. Selling, general, and administrative expenses also included non-cash compensation expense of$49.6 million and$38.2 million for the three months endedJune 30, 2021 and 2020, respectively, and$100.4 million and$78.5 million for the six months endedJune 30, 2021 and 2020, respectively. Cost of Goods Sold Cost of goods sold increased for the three and six months endedJune 30, 2021 , compared to the same periods in 2020, primarily due to the recognition of manufacturing costs in connection with product sales of REGEN-COV (refer to "Agreements Related to COVID-19 -U.S. Government " section above for further details). In addition, Cost of goods sold included inventory write-offs and reserves totaling$139.9 million and$149.3 million for the three and six months endedJune 30, 2021 , respectively, primarily related to REGEN-COV. For the three and six months endedJune 30, 2020 , such amounts were not material. Cost of Collaboration and Contract Manufacturing Cost of collaboration and contract manufacturing decreased for the three and six months endedJune 30, 2021 , compared to the same periods in 2020, primarily due to the recognition of process validation costs during 2020 in connection with manufacturing Inmazeb under our BARDA agreement; such costs did not recur during 2021. This decrease was largely offset by the recognition of manufacturing costs associated with higher sales of Dupixent. Other Operating (Income) Expense Other operating (income) expense, net, includes recognition of a portion of amounts previously deferred in connection with up-front and development milestone payments, as applicable, received in connection with Sanofi IO, Teva, and MTPC collaborative arrangements. Other Income (Expense) Other income (expense), net, for the three and six months endedJune 30, 2021 , compared to the same periods in 2020, was primarily impacted by the recognition of higher unrealized gains on equity securities. Income Taxes Three Months Ended Six Months Ended June 30, June 30, (In millions, except effective tax rate) 2021 2020 2021 2020 Income tax expense $ 653.9$ 21.6 $ 791.7$ 65.6 Effective tax rate 17.4 % 2.4 % 15.8 % 4.1 % Our effective tax rate for the three and six months endedJune 30, 2021 was positively impacted, compared to theU.S. federal statutory rate, primarily by income earned in foreign jurisdictions with tax rates lower than theU.S. federal statutory rate and federal tax credits for research activities. In addition, the effective tax rate for the six months endedJune 30, 2021 was positively impacted by the reversal of liabilities related to uncertain tax positions. Our effective tax rate for the three and six months endedJune 30, 2020 was positively impacted, compared to theU.S. federal statutory rate, primarily by stock-based compensation, and, to a lesser extent, income earned in foreign jurisdictions with tax rates lower than theU.S. federal statutory rate and federal tax credits for research activities. 47 -------------------------------------------------------------------------------- Table of Contents Liquidity and Capital Resources Our financial condition is summarized as follows: June 30, December 31, (In millions) 2021 2020 $ Change Financial assets: Cash and cash equivalents$ 2,072.2 $ 2,193.7 $ (121.5) Marketable securities - current 1,838.6 1,393.3 445.3 Marketable securities - noncurrent 3,900.3 3,135.6 764.7$ 7,811.1 $ 6,722.6 $ 1,088.5 Borrowings: Long-term debt$ 1,979.2 $ 1,978.5 $ 0.7 Working capital: Current assets$ 13,337.6 $ 9,779.1 $ 3,558.5 Current liabilities 3,732.4 2,697.4 1,035.0$ 9,605.2 $ 7,081.7 $ 2,523.5 As ofJune 30, 2021 , we also had borrowing availability of$750.0 million under a revolving credit facility. Sources and Uses of Cash for the Six Months EndedJune 30, 2021 and 2020
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