No Hallucination Guarantee now liveLearn more
REGNAMGNbiibPFEBMYMRK3 min read

Regeneron Competitors: REGN Top Peers in 2026

H
·3 min read
Share

Regeneron Pharmaceuticals, Inc. ($REGN) is a leading biotechnology company known for its innovative therapies in ophthalmology, immunology, and oncology. As a major player in the biopharmaceutical industry, Regeneron faces competition from both large pharmaceutical companies and specialized biotech firms. These competitors challenge Regeneron across multiple therapeutic areas, including eye diseases, inflammatory conditions, and cancer. Understanding the landscape of Regeneron's peers and competitors is crucial for investors and industry observers tracking the company's growth and strategic positioning.


Key Competitors and Peers of Regeneron

  • Amgen Inc. ($AMGN**)**
  • Biogen Inc. ($BIIB**)**
  • Pfizer Inc. ($PFE**)**
  • Bristol Myers Squibb Co. ($BMY**)**
  • Merck & Co., Inc. ($MRK**)**
  • Gilead Sciences, Inc. ($GILD**)**
  • Vertex Pharmaceuticals Inc. ($VRTX**)**
  • AbbVie Inc. ($ABBV**)**

Comparison Table: Regeneron and Its Competitors

TickerCompany NameSubsectorMarket CapKey Product Lines (Selected)Positioning vs. Regeneron (if available)
$REGNRegeneron Pharmaceuticals, Inc.Biotechnology$64.57BEYLEA HD, EYLEA, Dupixent, Libtayo, Praluent, Kevzara, Evkeeza, Ordspono, Lynozyfic, Inmazeb, Veopoz, ARCALYST, ZALTRAPBaseline company
$AMGNAmgen Inc.Drug Manufacturers - General$181.31BProlia, Repatha, Otezla, ENBREL, EVENITY, XGEVA, BLINCYTO, Nplate, TEZSPIRE, KYPROLIS, Aranesp, Vectibix, biosimilarsRepatha vs. Praluent; TEZSPIRE vs. Dupixent; PAVBLU (EYLEA biosimilar) vs. EYLEA
$BIIBBiogen Inc.Drug Manufacturers - General$28.51BMultiple sclerosis products, LEQEMBI, SPINRAZA, biosimilars (BENEPALI, IMRALDI, FLIXABI, BYOOVIZ)Lucentis biosimilar competes with EYLEA HD/EYLEA in retinal disease
$PFEPfizer Inc.Drug Manufacturers - General$147.33BEliquis, Nurtec ODT/Vydura, Zavzpret, Prevnar, Comirnaty, Abrysvo, Xeljanz, Cibinqo, Vyndaqel, Ibrance, biosimilarsCibinqo vs. Dupixent; Bavencio vs. Libtayo; biosimilars compete broadly
$BMYBristol Myers Squibb Co.Drug Manufacturers - General$118.50BOpdivo, Orencia, Yervoy, Eliquis, Revlimid, Pomalyst, Sprycel, Abraxane, Reblozyl, Breyanzi, Opdualag, Camzyos, SotyktuOpdivo vs. Libtayo in oncology
$MRKMerck & Co., Inc.Drug Manufacturers - General$295.69BKeytruda, Gardasil, Januvia, Bridion, Lynparza, Winrevair, Lenvima, Prevymis, Vaxneuvance, Capvaxive, WeliregKeytruda vs. Libtayo in oncology
$GILDGilead Sciences, Inc.Drug Manufacturers - General$166.04BComplera/Eviplera, Odefsey, Yescarta, Tecartus, Trodelvy, Veklury, AmBisome, Livdelzi, VemlidyNo explicit direct overlap in provided context
$VRTXVertex Pharmaceuticals Inc.Biotechnology$110.64BALYFTREK, TRIKAFTA/KAFTRIO, SYMDEKO/SYMKEVI, ORKAMBI, KALYDECO, CASGEVY, JOURNAVXNo explicit direct overlap in provided context
$ABBVAbbVie Inc.Drug Manufacturers - General$376.54BSkyrizi, Rinvoq, Humira, Vraylar, Botox, Ubrelvy, Qulipta, Venclexta, Elahere, Imbruvica, Mavyret, Creon, OzurdexRinvoq vs. Dupixent; Ozurdex vs. EYLEA HD/EYLEA

Regeneron vs. Competitor Comparisons

Regeneron vs. Amgen ($AMGN**)**

  • Amgen is a major competitor in both immunology and ophthalmology. Amgen’s Repatha competes directly with Regeneron’s Praluent in cholesterol management, while TEZSPIRE is a competitor to Dupixent in severe asthma. Amgen’s PAVBLU, an EYLEA biosimilar, is a direct challenge to Regeneron’s flagship ophthalmology franchise.

Regeneron vs. Biogen ($BIIB**)**

  • Biogen’s biosimilar version of Lucentis competes with Regeneron’s EYLEA HD/EYLEA in the retinal disease market. While Biogen’s core focus is in neurology, its biosimilars business brings it into indirect competition with Regeneron in ophthalmology.

Regeneron vs. Pfizer ($PFE**)**

  • Pfizer’s Cibinqo is a competitor to Dupixent in atopic dermatitis, and Bavencio competes with Libtayo in oncology. Pfizer’s broad biosimilars portfolio also positions it as a competitor in biologics markets where Regeneron operates.

Regeneron vs. Bristol Myers Squibb ($BMY**)**

  • BMS’s Opdivo is a direct competitor to Regeneron’s Libtayo in the immuno-oncology space, particularly in checkpoint inhibitor therapies for cancer.

Regeneron vs. Merck ($MRK**)**

  • Merck’s Keytruda is a leading checkpoint inhibitor and a direct competitor to Libtayo in various cancer indications, making Merck a significant rival in oncology.

Regeneron vs. Gilead Sciences ($GILD**)**

  • Gilead’s focus is on virology, oncology, and inflammation, but there is no explicit direct product competition with Regeneron in the provided context.

Regeneron vs. Vertex Pharmaceuticals ($VRTX**)**

  • Vertex is a leader in cystic fibrosis and gene-editing therapies, with no direct overlap with Regeneron’s current product lines based on the available evidence.

Regeneron vs. AbbVie ($ABBV**)**

  • AbbVie’s Rinvoq competes with Dupixent in atopic dermatitis, and Ozurdex is a competitor to EYLEA HD/EYLEA in retinal diseases. AbbVie is a significant competitor in both immunology and ophthalmology.

Conclusion

Regeneron operates in a highly competitive environment, facing direct and indirect competition from some of the world’s largest pharmaceutical and biotechnology companies. Its most significant rivals—Amgen, AbbVie, Pfizer, Merck, and Bristol Myers Squibb—compete head-to-head in key therapeutic areas such as ophthalmology, immunology, and oncology. While companies like Gilead and Vertex are major innovators in their own right, their current product portfolios do not directly overlap with Regeneron’s core franchises. As the biopharma landscape evolves, Regeneron’s ability to innovate and defend its market positions against these formidable peers will be critical to its continued success.

Share