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Compare · BIIB vs MRNA

BIIB vs MRNA

Side-by-side comparison of Biogen Inc. (BIIB) and Moderna Inc. (MRNA): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both BIIB and MRNA operate in Biotechnology: Biological Products (No Diagnostic Substances) (Health Care), so they compete in similar markets.
  • BIIB is the larger of the two at $28.84B, about 1.5x MRNA ($18.82B).
  • Over the past year, BIIB is up 45.6% and MRNA is up 68.5% - MRNA leads by 23.0 points.
  • MRNA has been more active in the news (12 items in the past 4 weeks vs 8 for BIIB).
  • Both have 25 recent analyst ratings on file.
PerformanceBIIB+45.56%MRNA+68.54%
2025-06-09+0.00%2026-06-05
MetricBIIBMRNA
Company
Biogen Inc.
Moderna Inc.
Price
$195.30-0.61%
$47.41-8.12%
Market cap
$28.84B
$18.82B
1M return
+2.39%
-2.76%
1Y return
+45.56%
+68.54%
Industry
Biotechnology: Biological Products (No Diagnostic Substances)
Biotechnology: Biological Products (No Diagnostic Substances)
Exchange
NASDAQ
NASDAQ
IPO
2018
News (4w)
8
12
Recent ratings
25
25
BIIB

Biogen Inc.

Biogen Inc. discovers, develops, manufactures, and delivers therapies for treating neurological and neurodegenerative diseases. The company offers TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA for multiple sclerosis (MS); SPINRAZA for spinal muscular atrophy; and FUMADERM to treat plaque psoriasis. It also provides BENEPALI, an etanercept biosimilar referencing ENBREL; IMRALDI, an adalimumab biosimilar referencing HUMIRA; and FLIXABI, an infliximab biosimilar referencing REMICADE. In addition, the company offers RITUXAN for treating non-Hodgkin's lymphoma, chronic lymphocytic leukemia (CLL), rheumatoid arthritis, two forms of ANCA-associated vasculitis, and pemphigus vulgaris; RITUXAN HYCELA for non-Hodgkin's lymphoma and CLL; GAZYVA to treat CLL and follicular lymphoma; and OCREVUS for treating relapsing MS and primary progressive MS; and other anti-CD20 therapies. Further, it develops BIIB061, BIIB091, and BIIB107 for MS and neuroimmunology; Aducanumab, BAN2401, BIIB092, BIIB076, and BIIB080 to treat Alzheimer's disease and dementia; BIIB067, BIIB078, BIIB105, BIIB100, and BIIB110 to treat neuromuscular disorders; BIIB124, BIIB094, BIIB118, BIIB101, and BIIB122 for treating Parkinson's disease and movement disorders; BIIB111 and BIIB112 to treat ophthalmology related diseases; BIIB125 and BIIB104 for treating neuropsychiatry; Dapirolizumab pegol and BIIB059 to treat immunology related diseases; BIIB093 and TMS-007 to treat acute neurology; BIIB074 and BIIB095 for neuropathic pain; and SB11 and SB15 biosimilars, which are under various stages of development. The company has collaboration and license agreements with Acorda Therapeutics, Inc.; Alkermes Pharma Ireland Limited; Bristol-Myers Squibb Company; Eisai Co., Ltd.; Genentech, Inc.; Neurimmune SubOne AG; Ionis Pharmaceuticals, Inc.; Ginkgo Bioworks; Capsigen Inc.; and Mirimus, Inc. Biogen Inc. was founded in 1978 and is headquartered in Cambridge, Massachusetts.

MRNA

Moderna Inc.

Moderna, Inc., a biotechnology company, develops therapeutics and vaccines based on messenger RNA for the treatment of infectious diseases, immuno-oncology, rare diseases, cardiovascular diseases, and auto-immune diseases. As of March 9, 2021, the company had 13 programs in clinical trials and a total of 24 development programs in six modalities comprising prophylactic vaccines, cancer vaccines, intratumoral immuno-oncology, localized regenerative therapeutics, systemic secreted and cell surface therapeutics, and systemic intracellular therapeutics. The company has strategic alliances with AstraZeneca PLC, Merck & Co., Inc., Vertex Pharmaceuticals Incorporated, Vertex Pharmaceuticals (Europe) Limited, the Biomedical Advanced Research and Development Authority, the Defense Advanced Research Projects Agency, the National Institute of Allergy and Infectious Diseases, the National Institutes of Health, the Coalition for Epidemic Preparedness Innovations, and Bill & Melinda Gates Foundation. Moderna, Inc. also has collaborations with Lonza Ltd. for the manufacture of COVID-19 vaccine; and Catalent Inc., Laboratorios Farmacéuticos Rovi, S.A., Recipharm, and Lonza Group for fill-finish manufacturing of its COVID-19 vaccine candidate, as well as Aldevron, LLC for supporting COVID-19 vaccine and additional programs in company's clinical development pipeline. The company was formerly known as Moderna Therapeutics, Inc. and changed its name to Moderna, Inc. in August 2018. Moderna, Inc. was founded in 2010 and is headquartered in Cambridge, Massachusetts.

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