Form4insider filings, from the source

Company · CIK 0001579428 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

Axsome Therapeutics, Inc. · AXSM

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $24.6M · 3net −$24.6M
$10k$10k$1M$1M$100M$100MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 3, 2026 SForm 4 →Sep 3, 7:09 pm EDTMark L. JacobsonChief Operating Officer10,000$208.65$2,086,5000−100%10b5-1
Sep 3, 2026 MForm 4 →Sep 3, 7:09 pm EDTMark L. JacobsonChief Operating Officer10,000$12.95$129,50010,000—10b5-1
Aug 5, 2026 SForm 4 →Aug 7, 7:00 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,664$212.19$10,538,3057,229−87.3%10b5-1
Aug 5, 2026 MForm 4 →Aug 7, 7:00 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,664$4.95$245,83711,889—10b5-1
Jul 1, 2026 SForm 4 →Jul 1, 7:30 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,666$240.25$11,932,2577,229−87.3%10b5-1
Jul 1, 2026 MForm 4 →Jul 1, 7:30 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,666$4.95$245,84756,895—10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 3, 2026 MForm 4 →Sep 3, 7:09 pm EDTMark L. JacobsonChief Operating Officer10,000——104,954—10b5-1
Aug 5, 2026 MForm 4 →Aug 7, 7:00 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,664——0—10b5-1
Jul 1, 2026 MForm 4 →Jul 1, 7:30 pm EDTHerriot TabuteauChief Executive Officer, Director, 10% Owner49,666——49,664—10b5-1