LOS ANGELES, June 5, 2024 /PRNewswire/ -- The Schall Law Firm, a national shareholder rights litigation firm, reminds investors of a class action lawsuit against Biogen Inc. ("Biogen" or "the Company") (NASDAQ: BIIB) for violations of §§10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5 promulgated thereunder by the U.S. Securities and Exchange Commission. Investors who purchased the Company's securities between February 3, 2022 and February 13, 2024, inclusive (the "Class Period"), are e ...