Biogen Securities Litigation Settlement
Last verified September 17, 2026Source: claimdepotHow ClaimWatch verifies cases
This settlement is closed to new claims — the deadline was September 24, 2026. You can still see what it was about and follow the case in court below. Looking for money you can still claim? Browse open settlements →
What happened
Biogen Inc. is settling a securities class action lawsuit. Investors in Biogen common stock between June 8, 2021 and July 12, 2021 claim they were harmed. The company is paying $18.9 million to resolve the litigation without admitting wrongdoing.
Do you qualify?
All purchasers and acquirers of Biogen Inc. common stock between June 8, 2021 and July 12, 2021, inclusive.
How to file
Submit a Proof of Claim and Release form by mail (postmarked no later than September 24, 2026) or electronically online (by 11:59 ET on September 24, 2026). Forms and instructions are available at www.BiogenSecuritiesLitigation.com or by contacting Strategic Claims Services at 1-866-274-4004.
Common questions
- How much does the Biogen Securities Litigation Settlement pay?
- The total settlement fund is $18.9M. Actual amounts depend on how many valid claims are filed — most settlements divide a fixed fund pro rata, so a higher claim rate means a smaller individual check. An "up to" figure is a cap, not a guarantee.
- What is the claim deadline for the Biogen Securities Litigation Settlement?
- This settlement is closed to new claims — the deadline was September 24, 2026. Once a claim deadline passes you generally forfeit your share, even if you qualified.
- Do I need proof of purchase for the Biogen Securities Litigation Settlement?
- Yes. This settlement asks for documentation supporting your claim — a receipt, an account record, or the notice you were sent. Check the official settlement website for exactly which documents are accepted.
- Is the Biogen Securities Litigation Settlement notice real, or a scam?
- Strategic Claims Services is the settlement administrator for this case. Claims are filed at biogensecuritieslitigation.com. Filing a class action claim is always free — no legitimate settlement charges you to claim, and no administrator will ask for payment, a gift card, or your full Social Security number by email or text. If a notice asks for any of those, it is not from the administrator. When in doubt, ignore the link you were sent and go to the official settlement website directly.
- When will payments from the Biogen Securities Litigation Settlement be sent?
- Class action payouts typically take 12 to 24 months after the claim deadline, and longer if the settlement is appealed. The final approval hearing for this case is set for September 29, 2026; no payments can be issued before a settlement receives final approval.
Who's involved
Plaintiffs
- Donald Mullin
- Oklahoma Firefighters Pension and Retirement System
Defendants
- Michel Vounatsos
- Alisha Alaimo
- Alfred Sandrock
- Jeffrey Capello
- Michael McDonnell
- Biogen Inc.
Counsel for plaintiffs
- Zoe Van VlaanderenBlock and Leviton LLP
- Mark B. ByrneBlock & Leviton LLP
- Nathan AbelmanRopes & Gray - MA
- Michael D. GainesBlock & Leviton LLP
- Bryan J. JenningsMintz, Levin, Cohn, Ferris, Glovsky and Popeo, PC
- Brendan T. JarboeBlock & Leviton
- Mitchell J. MatorinMatorin Law Office LLC
- Jeffrey C. BlockBlock & Leviton LLP
- Jacob A. WalkerBlock & Leviton LLP
Parties and counsel from the public court docket. Listing an attorney here isn't an endorsement, and ClaimWatch isn't affiliated with any of them.
In the news
- Why Biogen Stock Topped the Market TodayBiztoc.com · July 30, 2026
- Biogen beats quarterly estimates as newer drugs fuel growthBiztoc.com · July 29, 2026
- American Express, Biogen upgraded: Wall Street's top analyst callsBiztoc.com · July 13, 2026
- Biogen Is Paying $1 Billion for a Company That Won't Say What It Makes. Here's Why That's Actually Good News for BIIB InvestorsBiztoc.com · July 4, 2026
Headlines via NewsAPI. ClaimWatch isn't affiliated with these publications.
New to class actions?
This summary was generated from public settlement documents and may contain errors. Confirm eligibility, deadlines, and payment terms on the official settlement website before filing. ClaimWatch is not a law firm and this is not legal advice. Filing a claim is free.
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