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Compare · BIIB vs IBRX

BIIB vs IBRX

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

Summary

  • Both BIIB and IBRX 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 4.0x IBRX ($7.25B).
  • Over the past year, BIIB is up 43.6% and IBRX is up 109.2% - IBRX leads by 65.6 points.
  • IBRX has been more active in the news (10 items in the past 4 weeks vs 9 for BIIB).
  • BIIB has more recent analyst coverage (25 ratings vs 6 for IBRX).
PerformanceBIIB+43.59%IBRX+109.18%
2025-06-09+0.00%2026-06-08
MetricBIIBIBRX
Company
Biogen Inc.
ImmunityBio Inc.
Price
$192.65-1.36%
$7.17+3.68%
Market cap
$28.84B
$7.25B
1M return
+0.68%
-7.42%
1Y return
+43.59%
+109.18%
Industry
Biotechnology: Biological Products (No Diagnostic Substances)
Biotechnology: Biological Products (No Diagnostic Substances)
Exchange
NASDAQ
NASDAQ
IPO
2015
News (4w)
9
10
Recent ratings
25
6
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.

IBRX

ImmunityBio Inc.

ImmunityBio, Inc., a clinical-stage immunotherapy company, develops cell and immune therapies to treat cancers and infectious diseases. The company develops Anktiva (N-803), an IL-15 superagonist and PD-L1 that activates natural killer and T effector cells in combination with chemo and trodelvy to treat cancers, such as merkel cell carcinoma, advanced pancreatic cancer, and advanced triple negative breast cancer; and an albumin-linked formulation of doxorubicin (Aldoxorubicin) to treat breast cancer, hodgkin lymphoma, SCLC, sarcoma, and glioblastoma. It also develops a memory T-cell cancer vaccine to deliver tumor-associated antigens and neoepitopes; and a human adenovirus 5 COVID-19 vaccine. The company was founded in 2014 and is based in San Diego, California.

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