Biogen Inc. Class Action Lawsuit

Company: Biogen Inc.

Ticker: (NASDAQ) BIIB

Class Action Period: October 22, 2019 - November 6, 2020

Biogen Inc. Class Action Lawsuit

Active

Class Period Start: October 22, 2019
Class Period End: November 6, 2020
PSLRA Deadline: January 12, 2021
Country: United States
Court: Federal Court
Jurisdiction: District of Massachusetts

Docket History

Jan 5, 2026Motion for Class Certification
Sep 23, 2025Motion to Dismiss
Jun 27, 2025Motion for Class Certification
Oct 11, 2023Ruling on Appeal - Remanded
Oct 13, 2022On Appeal
Sep 12, 2022Motion to Dismiss Granted
Sep 20, 2021Motion to Dismiss
Aug 10, 2021Motion to Dismiss Denied
Aug 4, 2021Second Amended Complaint
Jun 25, 2021Motion to Dismiss
Apr 26, 2021First Amended Complaint
Mar 29, 2021Scheduling Order
Feb 24, 2021Appointment of Lead Plaintiff
Jan 5, 2021Additional Complaint
Nov 13, 2020First Filed Complaint

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