Adam Keeney

Companies

• BiogenHead of Corporate Development Apr 25, 2023 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Biogen BIIB6,365 shares²$1.5M at $241.24May 1, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• May 1, 2026Shares withheld for tax 455 shares at $187.06 of Biogen²
• May 1, 2026Exercised options 939 shares of Biogen²
• Feb 6, 2026Shares withheld for tax 994 shares at $201.18 of Biogen³
• Feb 6, 2026Exercised options 3,278 shares of Biogen³
• Feb 6, 2026Shares withheld for tax 589 shares at $201.18 of Biogen³
• Feb 6, 2026Exercised options 1,802 shares of Biogen³
• May 1, 2025Shares withheld for tax 454 shares at $120.93 of Biogen⁴
• May 1, 2025Exercised options 938 shares of Biogen⁴
• Feb 7, 2025Shares withheld for tax 563 shares at $141.35 of Biogen⁵
• Feb 7, 2025Exercised options 1,801 shares of Biogen⁵
• May 1, 2024Shares withheld for tax 276 shares at $216.13 of Biogen⁶
• May 1, 2024Exercised options 938 shares of Biogen⁶