Biotech Tracker
ApprovalJun 7, 20211968 days ago

FDA accelerated approval of Aduhelm

The FDA approved Biogen’s Aduhelm (aducanumab) for Alzheimer's disease on Jun 7, 2021. The company can now sell it in that market.

Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary

DetailsRegulatory approval
Company
Biogen Inc. BIIB
Drug
Aduhelm (aducanumab)
For
Alzheimer's disease
When
Jun 7, 2021
Source note
Controversial accelerated approval of aducanumab for Alzheimer's disease.
Checked
Checked by a person when it was added
Check the sourcesdon’t take our word for it
Biogen Inc.
4 upcoming · 7 past catalysts
More from BIIB
ConferenceBIIBBiogenH2 2026

Biogen presents data on Litifilimab for Cutaneous lupus erythematosus at a medical meeting in the second half of 2026 (no exact date yet). New numbers at a conference can move the stock as much as a formal announcement.

More details
Entry
Litifilimab AMETHYST 52-week Phase 2 CLE data at EADV 2026 · Data presented at a medical meeting
Drug
Litifilimab
For
Cutaneous lupus erythematosus
Stage
Phase 2/3 · a combined mid- to late-stage study
When
H2 2026 · the company gave a window, not a day
Source note
Biogen Q2 2026 earnings call (July 29, 2026): management plans to present 52-week Phase 2 AMETHYST CLE data at the EADV congress (fall 2026); exact month not stated by the company in the source.
Checked
Checked by a person when it was added
Verify it

Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page

Trial resultsBIIBBiogenQ4 2026

Biogen expects to report results from its Phase 3 study of litifilimab (BIIB059, anti-BDCA2) for Systemic lupus erythematosus in Q4 2026 (Oct–Dec) (no exact date yet). Phase 3 is the last stage before a drug can be approved, so this result usually decides the program’s future.

More details
Entry
Litifilimab Phase 3 TOPAZ-1 and TOPAZ-2 topline in systemic lupus · Clinical trial results (readout / topline data)
Drug
litifilimab (BIIB059, anti-BDCA2)
For
Systemic lupus erythematosus
Stage
Phase 3 · the last stage before a drug can be approved
When
Q4 2026 · the company gave a window, not a day
Source note
Biogen's Q2 2026 report (July 29, 2026) guides Phase 3 topline results from both TOPAZ SLE studies in the fourth quarter of 2026 — the company's most proximate binary pipeline event.
Checked
Checked by a person when it was added
Verify it

Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page

Trial resultsBIIBBiogenH1 2027

Biogen expects to report results from its Phase 3 study of litifilimab (BIIB059) for Cutaneous lupus erythematosus in the first half of 2027 (no exact date yet). Phase 3 is the last stage before a drug can be approved, so this result usually decides the program’s future.

More details
Entry
Litifilimab Phase 3 cutaneous lupus (CLE) data · Clinical trial results (readout / topline data)
Drug
litifilimab (BIIB059)
For
Cutaneous lupus erythematosus
Stage
Phase 3 · the last stage before a drug can be approved
When
H1 2027 · the company gave a window, not a day
Source note
Timing accelerated: Phase 3 CLE data now expected in the first half of 2027 (Biogen Q2 2026 business update).
Checked
Checked by a person when it was added
Verify it

Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page

Trial resultsBIIBBiogenH1 2027

Biogen expects to report results from its Phase 3 study of felzartamab (anti-CD38) for Antibody-mediated rejection in kidney transplant recipients in the first half of 2027 (no exact date yet). Phase 3 is the last stage before a drug can be approved, so this result usually decides the program’s future.

More details
Entry
Felzartamab Phase 3 TRANSCEND data in antibody-mediated rejection · Clinical trial results (readout / topline data)
Drug
felzartamab (anti-CD38)
For
Antibody-mediated rejection in kidney transplant recipients
Stage
Phase 3 · the last stage before a drug can be approved
When
H1 2027 · the company gave a window, not a day
Source note
Biogen accelerated expected Phase 3 TRANSCEND AMR data to the first half of 2027 (Q2 2026 business update).
Checked
Checked by a person when it was added
Verify it

Plain-English summary generated from this entry’s own fields (drug, condition, stage, date). Glossary · Open this catalyst’s page