Mark L. Jacobson

Companies

• Axsome TherapeuticsChief operating officer Mar 9, 2020 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

• ATAxsome Therapeutics AXSM0 shares²Sep 3, 2026

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

Recent filings

• Sep 3, 2026Sold 10,000 shares at $208.65 of Axsome Therapeutics²
• Sep 3, 2026Exercised options 10,000 shares at $12.95 of Axsome Therapeutics²
• May 5, 2026Sold 233 shares at $228.18 of Axsome Therapeutics³
• May 5, 2026Exercised options 233 shares at $12.95 of Axsome Therapeutics³
• May 4, 2026Sold 4,517 shares at $227.94 of Axsome Therapeutics³
• May 4, 2026Exercised options 4,517 shares at $12.95 of Axsome Therapeutics³
• Feb 26, 2026Sold 35,378 shares at $161.88 of Axsome Therapeutics⁴
• Feb 26, 2026Exercised options 35,378 shares at $2.85 of Axsome Therapeutics⁴
• Sep 22, 2025Sold 10,000 shares at $115.96 of Axsome Therapeutics⁵
• Sep 22, 2025Exercised options 10,000 shares at $2.85 of Axsome Therapeutics⁵
• Sep 16, 2025Sold 40,000 shares at $114.23 of Axsome Therapeutics⁶
• Sep 16, 2025Exercised options 15,000 shares at $4.85 of Axsome Therapeutics⁶
• Sep 16, 2025Exercised options 25,000 shares at $4.95 of Axsome Therapeutics⁶
• Sep 16, 2025Sold 5,783 shares at $116.19 of Axsome Therapeutics⁶
• Jun 9, 2025Sold 25,000 shares at $110.44 of Axsome Therapeutics⁷
• Jun 9, 2025Exercised options 25,000 shares at $8.02 of Axsome Therapeutics⁷
• May 28, 2025Sold 20,000 shares at $103.45 of Axsome Therapeutics⁸
• May 28, 2025Exercised options 20,000 shares at $6.47 of Axsome Therapeutics⁸
• May 27, 2025Sold 20,673 shares at $104.66 of Axsome Therapeutics⁸
• May 27, 2025Exercised options 20,673 shares at $6.47 of Axsome Therapeutics⁸
• Aug 9, 2024Sold 47,739 shares at $84.26 of Axsome Therapeutics⁹
• Aug 9, 2024Exercised options 47,739 shares at $4.04 of Axsome Therapeutics⁹
• May 29, 2024Sold 7,910 shares at $74.31 of Axsome Therapeutics¹⁰
• May 29, 2024Exercised options 13,693 shares at $1.30 of Axsome Therapeutics¹⁰
• Apr 1, 2024Sold 24,662 shares at $77.24 of Axsome Therapeutics¹¹