Pharma · Public company · Cambridge, MA, US

Biogen Inc.

Ticker BIIB · SEC CIK 0000875045

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Clinical trials2525 recruiting or active

Pipeline programs30From trials and the company's site

Disclosed deals0None found yet

Cash runwayNot availableNo recent cash burn filed

Pipeline30

BIIB017 (peginterferon beta-1a)Phase 3 · Multiple Sclerosis, Relapsing-RemittingClinicalTrials.gov · fetched Nov 12, 2026
BIIB059 (litifilimab)Phase 3 · Subacute Cutaneous Lupus ErythematosusClinicalTrials.gov · fetched Nov 12, 2026
FelzartamabPhase 3 · Primary Membranous NephropathyClinicalTrials.gov · fetched Nov 12, 2026
FelzartamabPhase 3 · Antibody-mediated RejectionClinicalTrials.gov · fetched Nov 12, 2026
FelzartamabPhase 3 · Immunoglobulin A Nephropathy (IgAN)ClinicalTrials.gov · fetched Nov 12, 2026
Interferon beta type 1aPhase 3 · Multiple Sclerosis, Relapsing-RemittingClinicalTrials.gov · fetched Nov 12, 2026
LitifilimabPhase 3 · Systemic Lupus Erythematosus (SLE)ClinicalTrials.gov · fetched Nov 12, 2026
LitifilimabPhase 3 · Subacute Cutaneous Lupus ErythematosusClinicalTrials.gov · fetched Nov 12, 2026
OmaveloxolonePhase 3 · Friedreich AtaxiaClinicalTrials.gov · fetched Nov 12, 2026
SalanersenPhase 3 · Muscular Atrophy, SpinalClinicalTrials.gov · fetched Nov 12, 2026
SalanersenPhase 3 · Spinal Muscular AtrophyClinicalTrials.gov · fetched Nov 12, 2026
Sham ProcedurePhase 3 · Muscular Atrophy, SpinalClinicalTrials.gov · fetched Nov 12, 2026
TacrolimusPhase 3 · Primary Membranous NephropathyClinicalTrials.gov · fetched Nov 12, 2026
TofersenPhase 3 · Amyotrophic Lateral Sclerosis Associated With a SOD1 Gene MutationClinicalTrials.gov · fetched Nov 12, 2026
BIIB147Phase 2 · Amyotrophic Lateral SclerosisClinicalTrials.gov · fetched Nov 12, 2026
FelzartamabPhase 2 · Graves' DiseaseClinicalTrials.gov · fetched Nov 12, 2026
FelzartamabPhase 2 · Microvascular InflammationClinicalTrials.gov · fetched Nov 12, 2026
NusinersenPhase 1 · Muscular Atrophy, SpinalClinicalTrials.gov · fetched Nov 12, 2026
ThecaFlex DRx SystemPhase 1 · Muscular Atrophy, SpinalClinicalTrials.gov · fetched Nov 12, 2026
AlemtuzumabMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
AvonexMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
Dimethyl FumarateMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
Diroximel FumarateMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
Disease-Modifying Therapies (DMTs)Multiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
FingolimodMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
Glatiramer acetateMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
Interferon betaMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
NatalizumabMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
TysabriMultiple SclerosisClinicalTrials.gov · fetched Nov 12, 2026
ZuranolonePostpartum DepressionClinicalTrials.gov · fetched Nov 12, 2026

Clinical trials25

A Study to Learn About the Safety and Effects of Salanersen (BIIB115) When Given to Babies With Spinal Muscular Atrophy (SMA) Who Were Previously Treated With Onasemnogene AbeparvovecPHASE3 · RECRUITING · started Oct 31, 2026ClinicalTrials.gov NCT07444450 · fetched Nov 12, 2026
A Study to Learn About the Safety of BIIB147 and Its Effects in Adults With Amyotrophic Lateral Sclerosis (ALS)PHASE1_PHASE2 · RECRUITING · started Oct 7, 2026ClinicalTrials.gov NCT07855211 · fetched Nov 12, 2026
A Study to Learn About Salanersen's (BIIB115) Effects on Movement and Its Safety in Participants Aged 15 to 60 Years With Spinal Muscular Atrophy (SMA) Who Are Either New to SMA Treatment or Were Previously Treated With RisdiplamPHASE3 · RECRUITING · started Sep 8, 2026ClinicalTrials.gov NCT07444476 · fetched Nov 12, 2026
A Study to Learn About The Effects of Felzartamab on Thyroid Function and Its Safety in Adults With Graves' Disease Ages 18 to 75 Years OldPHASE2 · RECRUITING · started Jul 30, 2026ClinicalTrials.gov NCT07722546 · fetched Nov 12, 2026
Cardiac Output and Fatigue in Friedreich's AtaxiaNA · RECRUITING · started Jul 15, 2026ClinicalTrials.gov NCT07444333 · fetched Nov 12, 2026
A Study to Learn About Salanersen's (BIIB115) Effects on Movement and Its Safety When Given Before Symptoms Appear in Babies With Genetically Diagnosed Spinal Muscular Atrophy (SMA)PHASE3 · RECRUITING · started Apr 28, 2026ClinicalTrials.gov NCT07221669 · fetched Nov 12, 2026
A Study to Learn More About the Long-Term Safety and Effects of Felzartamab Infusions in Adults With Kidney Transplants Who Have Antibody-Mediated Rejection (AMR) or Microvascular Inflammation (MVI) (TRANSCEND/TRANSPIRE LTE)PHASE3 · ENROLLING_BY_INVITATION · started Apr 16, 2026ClinicalTrials.gov NCT07444489 · fetched Nov 12, 2026
A Study to Learn About the Effects of Felzartamab Infusions in Adults With Kidney Transplants Who Have Late Isolated Microvascular InflammationPHASE2 · RECRUITING · started Jan 5, 2026ClinicalTrials.gov NCT07219043 · fetched Nov 12, 2026
A Long-Term Study of Patient-Reported Changes in Postpartum Depression Symptoms in People Starting ZuranoloneRECRUITING · started Dec 22, 2025ClinicalTrials.gov NCT07398469 · fetched Nov 12, 2026
A Study to Learn More About the Effects and Long-Term Safety of Omaveloxolone (BIIB141) in Children and Teens With Friedreich's AtaxiaPHASE3 · ACTIVE_NOT_RECRUITING · started Jun 9, 2025ClinicalTrials.gov NCT06953583 · fetched Nov 12, 2026
A Study to Learn More About the Effects and Safety of Felzartamab Infusions in Adults With Primary Membranous Nephropathy (PMN)PHASE3 · RECRUITING · started May 22, 2025ClinicalTrials.gov NCT06962800 · fetched Nov 12, 2026
A Study to Learn About the Effects of Felzartamab Infusions on Adults With Immunoglobulin A Nephropathy (IgAN)PHASE3 · RECRUITING · started May 8, 2025ClinicalTrials.gov NCT06935357 · fetched Nov 12, 2026
Characterizing Perceived Physical Fatigability in Nusinersen-treated SMARECRUITING · started Apr 24, 2025ClinicalTrials.gov NCT06955897 · fetched Nov 12, 2026
A Study to Find Out How Nusinersen is Processed in the Body When Given Through the ThecaFlex DRx™ System in Adult and Pediatric Participants With Spinal Muscular Atrophy (PIERRE-PK)PHASE1 · RECRUITING · started Jan 16, 2025ClinicalTrials.gov NCT06555419 · fetched Nov 12, 2026
A Study to Find Out How BIIB141 (Omaveloxolone) is Processed in the Body and to Learn More About Its Safety in Participants With Friedreich's Ataxia Aged 2 to 15 Years OldPHASE1 · ACTIVE_NOT_RECRUITING · started Jul 1, 2024ClinicalTrials.gov NCT06054893 · fetched Nov 12, 2026
A Study to Evaluate Long-Term Safety of Vumerity and Tecfidera in Participants With Multiple Sclerosis (MS)ACTIVE_NOT_RECRUITING · started Jun 8, 2024ClinicalTrials.gov NCT05767736 · fetched Nov 12, 2026
Study of an Intrathecal Port and Catheter System for Subjects With Spinal Muscular AtrophyNA · RECRUITING · started Nov 27, 2023ClinicalTrials.gov NCT05866419 · fetched Nov 12, 2026
Pregnancy Exposure Registry for Vumerity (Diroximel Fumarate)RECRUITING · started Oct 27, 2023ClinicalTrials.gov NCT05658497 · fetched Nov 12, 2026
A Long-Term Extension Study to Learn More About the Safety of Litifilimab (BIIB059) Injections and Whether They Can Improve Symptoms of Adult Participants Who Have Active Cutaneous Lupus ErythematosusPHASE3 · ENROLLING_BY_INVITATION · started Oct 3, 2023ClinicalTrials.gov NCT06044337 · fetched Nov 12, 2026
A 2-Part Study to Learn Whether Litifilimab (BIIB059) Injections Can Improve Symptoms of Adult Participants Who Have Active Cutaneous Lupus ErythematosusPHASE2_PHASE3 · ACTIVE_NOT_RECRUITING · started Sep 13, 2022ClinicalTrials.gov NCT05531565 · fetched Nov 12, 2026
A Study to Learn More About the Long-Term Safety of Litifilimab (BIIB059) Injections and it's Effects on Symptoms in Adults With Systemic Lupus Erythematosus (SLE)PHASE3 · ENROLLING_BY_INVITATION · started Jun 10, 2022ClinicalTrials.gov NCT05352919 · fetched Nov 12, 2026
A Study to Learn More About The Safety of Diroximel Fumarate (VUMERITY®) in Participants Who Took it During Pregnancy And About the Health of Their BabiesACTIVE_NOT_RECRUITING · started Sep 24, 2021ClinicalTrials.gov NCT05688436 · fetched Nov 12, 2026
Study to Learn If Tofersen (BIIB067) Can Delay ALS Symptoms and About Its Safety in Adults With a SOD1 Gene Mutation Who Have Not Yet Developed ALS SymptomsPHASE3 · ACTIVE_NOT_RECRUITING · started May 17, 2021ClinicalTrials.gov NCT04856982 · fetched Nov 12, 2026
A Study to Evaluate the Safety, Tolerability, and Efficacy of BIIB017 (Peginterferon Beta-1a) in Pediatric Participants for the Treatment of Relapsing-Remitting Multiple SclerosisPHASE3 · ACTIVE_NOT_RECRUITING · started Oct 18, 2019ClinicalTrials.gov NCT03958877 · fetched Nov 12, 2026
A Study to Confirm Safety and Efficacy of Lecanemab in Participants With Early Alzheimer's DiseasePHASE3 · ACTIVE_NOT_RECRUITING · started Mar 27, 2019ClinicalTrials.gov NCT03887455 · fetched Nov 12, 2026

SEC filings12

10-Q · 10-QSEC EDGAR · filed Oct 28, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Oct 28, 2026 · fetched Nov 12, 2026
10-Q · 10-QSEC EDGAR · filed Jul 29, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Jul 29, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Jul 1, 2026 · fetched Nov 12, 2026
8-K · CURRENT REPORTSEC EDGAR · filed Jun 10, 2026 · fetched Nov 12, 2026
8-K/A · CURRENT REPORTSEC EDGAR · filed Jun 10, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed May 14, 2026 · fetched Nov 12, 2026
10-Q · 10-QSEC EDGAR · filed Apr 29, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Apr 29, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Apr 6, 2026 · fetched Nov 12, 2026
8-K · 8-KSEC EDGAR · filed Mar 31, 2026 · fetched Nov 12, 2026