David Joseph Gaffin

Companies

• AlkermesGeneral counsel Jun 1, 2016 to now¹

Holdings

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

Recent filings

• Sep 3, 2026Sold 2,034 shares at $48.01 of CIK 1520262²
• Aug 3, 2026Sold 2,034 shares at $48.58 of CIK 1520262³
• Jul 6, 2026Sold 2,034 shares at $54.03 of CIK 1520262⁴
• Jun 4, 2026Sold 2,034 shares at $43.05 of CIK 1520262⁵
• May 4, 2026Sold 2,034 shares at $33.20 of CIK 1520262⁶
• Apr 6, 2026Sold 2,034 shares at $34.57 of CIK 1520262⁷
• Mar 3, 2026Sold 2,034 shares at $29.76 of CIK 1520262⁸
• Mar 2, 2026Sold 2,034 shares at $29.29 of CIK 1520262⁸
• Feb 26, 2026Shares withheld for tax 3,049 shares at $30.73 of CIK 1520262⁹
• Feb 26, 2026Exercised options 6,866 shares of CIK 1520262⁹
• Feb 23, 2026Shares withheld for tax 3,414 shares at $32.19 of CIK 1520262¹⁰
• Feb 23, 2026Exercised options 7,689 shares of CIK 1520262¹⁰
• Feb 19, 2026Shares withheld for tax 3,407 shares at $32.00 of CIK 1520262¹¹
• Feb 19, 2026Exercised options 7,673 shares of CIK 1520262¹¹
• Feb 18, 2026Shares withheld for tax 2,126 shares at $32.02 of CIK 1520262¹¹
• Feb 18, 2026Exercised options 6,355 shares of CIK 1520262¹¹
• Feb 5, 2026Shares withheld for tax 7,619 shares at $33.55 of CIK 1520262¹²
• Feb 5, 2026Granted 25,352 shares of CIK 1520262¹²
• Aug 3, 2025Shares withheld for tax 895 shares at $26.55 of CIK 1520262¹³
• Aug 3, 2025Exercised options 2,014 shares of CIK 1520262¹³
• Feb 26, 2025Shares withheld for tax 3,049 shares at $34.80 of CIK 1520262¹⁴
• Feb 26, 2025Exercised options 6,866 shares of CIK 1520262¹⁴
• Feb 23, 2025Shares withheld for tax 3,414 shares at $35.32 of CIK 1520262¹⁵
• Feb 23, 2025Exercised options 7,689 shares of CIK 1520262¹⁵
• Feb 22, 2025Shares withheld for tax 3,300 shares at $35.32 of CIK 1520262¹⁵