AXSM
Axsome Therapeutics, Inc. · Healthcare · Market cap $8.2B
Insiders sold $44.9M net in the last 90 days ·6 sellers, 0 buyers· 11 of 11 sales under Rule 10b5-1 plans· latest Form 4 filed Sep 3, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$134.3M
reported sales (SEC code S)
Unique Insiders
8
in the rolling window
Latest filing
Sep 3, 2026
Jacobson Mark L.
Axsome Therapeutics, Inc. (AXSM) has 25 SEC Form 4 filings (64 transaction rows) in the rolling window, disclosed by 8 distinct insiders. Most recent filing: Sep 3, 2026.
Inside the rolling window, 8 insiders at Axsome Therapeutics, Inc. reported no open-market purchases and 32 open-market sales totaling $134.3M. The most active filer is Chief Executive Officer TABUTEAU HERRIOT with 14 filings. Insiders have net sold $51.4M over the trailing 6 months. The most recent open-market filing is a sale of 10,000 shares by Chief Operating Officer Jacobson Mark L., dated Sep 3, 2026, worth $2.1M.
- Industry:Biotechnology
- CEO:Herriot Tabuteau
- Employees:1,346
- HQ:New York City, NY, US
- IPO:2015-11-19
| Source | |||||||
|---|---|---|---|---|---|---|---|
Jacobson Mark L.First in 4 months | Chief Operating Officer | Sale | 10,000 | $2.1M | Sep 3 | -25.0% | SEC ↗ |
| Chief Executive Officer | Sale | 45,004 | $9.5M | Aug 7 | -26.5% | SEC ↗ | |
| Chief Executive Officer | Sale | 4,660 | $997K | Aug 7 | -26.5% | SEC ↗ | |
| Chief Executive Officer | Sale | 49,666 | $11.9M | Jul 1 | -35.0% | SEC ↗ | |
| Director | Sale | 286 | $70K | Jun 12 | -38.7% | SEC ↗ | |
| Director | Sale | 286 | $71K | Jun 12 | -38.7% | SEC ↗ | |
Mahony SusanFirst filing | Director | Sale | 300 | $71K | Jun 11 | -38.4% | SEC ↗ |
Mahony SusanFirst filing | Director | Sale | 300 | $74K | Jun 11 | -38.4% | SEC ↗ |
| Director | Sale | 643 | $160K | Jun 11 | -38.4% | SEC ↗ | |
TABUTEAU HERRIOTFirst in 4 months | Chief Executive Officer | Sale | 49,670 | $12.0M | Jun 9 | -36.4% | SEC ↗ |
Pizzie NickFirst in 5 months | Chief Financial Officer | Sale | 33,000 | $7.9M | Jun 9 | — | SEC ↗ |
Coleman MarkFirst in 3 months | Director | Sale | 6,000 | $1.4M | Jun 2 | — | SEC ↗ |
Coleman MarkFirst in 3 months | Director | Sale | 6,000 | $1.4M | Jun 2 | — | SEC ↗ |
Coleman MarkFirst in 3 months | Director | Sale | 5,537 | $1.2M | Jun 2 | — | SEC ↗ |
| Chief Operating Officer | Sale | 4,517 | $1.0M | May 6 | — | SEC ↗ | |
| Chief Operating Officer | Sale | 233 | $53K | May 6 | — | SEC ↗ | |
Maizel AriFirst in 3 months | Chief Commercial Officer | Sale | 7,500 | $1.4M | Apr 23 | — | SEC ↗ |
Jacobson Mark L.First filing | Chief Operating Officer | Sale | 35,378 | $5.7M | Feb 27 | — | SEC ↗ |
Coleman MarkFirst filing | Director | Sale | 25,000 | $4.0M | Feb 27 | — | SEC ↗ |
| Chief Executive Officer | Sale | 32,410 | $6.0M | Feb 2 | — | SEC ↗ | |
Maizel AriFirst filing | Chief Commercial Officer | Sale | 7,500 | $1.4M | Jan 23 | — | SEC ↗ |
Pizzie NickFirst filing | Chief Financial Officer | Sale | 12,000 | $2.3M | Jan 23 | — | SEC ↗ |
| Chief Executive Officer | Sale | 78,703 | $13.5M | Jan 7 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 29,450 | $5.1M | Jan 7 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 31,261 | $5.3M | Jan 7 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does AXSM have?
Axsome Therapeutics, Inc. (AXSM) has 25 SEC Form 4 filings (64 transaction rows) in the rolling 365-day window, disclosed by 8 distinct insiders. Most recent filing: Sep 3, 2026.
When was the most recent SEC Form 4 filing for AXSM?
The most recent Form 4 filing for AXSM on Tracefour is dated Sep 3, 2026.
Who is the most active insider at AXSM?
The most active SEC Form 4 filer at AXSM in the rolling window is Chief Executive Officer TABUTEAU HERRIOT, with 14 filings.
What is the net insider flow at AXSM over the last 6 months?
Over the trailing 180 days, insiders at AXSM have net sold $51.4M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at AXSM in the current window?
Inside the rolling window, insiders at AXSM bought $0 and sold $134.3M based on SEC Form 4 filings.
Can I get alerts for AXSM insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Axsome Therapeutics, Inc. (AXSM). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Axsome Therapeutics, Inc. is in the Healthcare sector.