Jacobson Mark L. Insider Trading Activity
Jacobson Mark L. has been net-selling over the last 12 months with 0 purchases and 7 sales across 1 company.
AXSM is the most-traded position with 7 trades. The largest single transaction was a sale of AXSM for $5.7M on Feb 26, 2026.
Performance Scorecard
Forward stock performance after each transaction by Jacobson Mark L.. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -3.5% | 33% | 9 |
| 90 days | — | -25.4% | 0% | 7 |
| 120 days | — | -33.2% | 0% | 6 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersAXSM · Axsome Therapeutics, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| May 5, 2026 | AXSM | Sell | 233 | $228.18 | $53K | COO |
| May 4, 2026 | AXSM | Sell | 4,517 | $227.94 | $1.0M | COO |
| Feb 26, 2026 | AXSM | Sell | 35,378 | $161.88 | $5.7M | COO |
| Sep 22, 2025 | AXSM | Sell | 10,000 | $115.96 | $1.2M | COO |
| Sep 16, 2025 | AXSM | Sell | 5,783 | $116.19 | $672K | COO |
| Sep 16, 2025 | AXSM | Sell | 40,000 | $114.23 | $4.6M | COO |
| Jun 9, 2025 | AXSM | Sell | 25,000 | $110.44 | $2.8M | COO |
| May 28, 2025 | AXSM | Sell | 20,000 | $103.45 | $2.1M | COO |
| May 27, 2025 | AXSM | Sell | 20,673 | $104.66 | $2.2M | COO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| AXSM | Axsome Therapeutics, Inc. | 9 | $20.2M |
Other insiders at Axsome Therapeutics, Inc.
5 other tracked filers at AXSM.