Axsome Therapeutics, Inc.
Total Trades
46
Buys
1
Sells
26
Largest Trade
$1M+
Insiders
8
Institutional Funds
334
Inst. Value
$1M+
Activist Filings
16
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Coleman Mark | Director | SELL | $1M+ | 25K | $161.11 | Feb 28, 2026 |
| Jacobson Mark L. | COO | SELL | $1M+ | 35K | $161.88 | Feb 28, 2026 |
| Jacobson Mark L. | COO | EXERCISE | $100K–$500K | 35K | $2.85 | Feb 28, 2026 |
| TABUTEAU HERRIOT | CEO | EXERCISE | $100K–$500K | 32K | $8.02 | Feb 2, 2026 |
| TABUTEAU HERRIOT | CEO | SELL | $1M+ | 32K | $185.60 | Feb 2, 2026 |
| Pizzie Nick | CFO | SELL | $1M+ | 12K | $187.92 | Jan 24, 2026 |
| Pizzie Nick | CFO | EXERCISE | $15K–$50K | 12K | $3.50 | Jan 24, 2026 |
| Maizel Ari | Chief Commercial O… | SELL | $1M+ | 8K | $184.44 | Jan 24, 2026 |
| Maizel Ari | Chief Commercial O… | EXERCISE | $500K+ | 8K | $70.73 | Jan 24, 2026 |
| TABUTEAU HERRIOT | CEO | EXERCISE | $1M+ | 139K | $8.02 | Jan 8, 2026 |
| TABUTEAU HERRIOT | CEO | SELL | $1M+ | 139K | $171.30 | Jan 8, 2026 |
| Saad Mark E | Director | SELL | $1M+ | 38K | $165.18 | Jan 3, 2026 |
| Saad Mark E | Director | EXERCISE | $100K–$500K | 38K | $5.46 | Jan 3, 2026 |
| TABUTEAU HERRIOT | CEO | EXERCISE | $500K+ | 80K | $8.02 | Dec 5, 2025 |
| TABUTEAU HERRIOT | CEO | SELL | $1M+ | 80K | $145.66 | Dec 5, 2025 |
| TABUTEAU HERRIOT | CEO | SELL | $1M+ | 164K | $133.07 | Nov 6, 2025 |
| TABUTEAU HERRIOT | CEO | EXERCISE | $1M+ | 164K | $8.02 | Nov 6, 2025 |
| Jacobson Mark L. | COO | SELL | $1M+ | 10K | $115.96 | Sep 22, 2025 |
| Jacobson Mark L. | COO | EXERCISE | $15K–$50K | 10K | $2.85 | Sep 22, 2025 |
| Jacobson Mark L. | COO | EXERCISE | $100K–$500K | 40K | $4.91 | Sep 17, 2025 |
| Jacobson Mark L. | COO | SELL | $1M+ | 46K | $114.48 | Sep 17, 2025 |
| TABUTEAU HERRIOT | CEO | EXERCISE | $500K+ | 63K | $8.02 | Sep 16, 2025 |
| TABUTEAU HERRIOT | CEO | SELL | $1M+ | 63K | $117.08 | Sep 16, 2025 |
| Coleman Mark | Director | BUY | $100K–$500K | 2K | $127.28 | Sep 10, 2025 |
| Saad Mark E | Director | SELL | $1M+ | 9K | $125.07 | Sep 5, 2025 |
| Saad Mark E | Director | EXERCISE | $50K–$100K | 9K | $9.00 | Sep 5, 2025 |
| JEFFS ROGER | Director | SELL | $1M+ | 13K | $123.68 | Sep 2, 2025 |
| JEFFS ROGER | Director | SELL | $1M+ | 60K | $121.72 | Aug 29, 2025 |
| JEFFS ROGER | Director | SELL | $1M+ | 37K | $120.05 | Aug 26, 2025 |
| Murdock Hunter R. | General Counsel | EXERCISE | $100K–$500K | 14K | $29.91 | Jun 23, 2025 |
| Murdock Hunter R. | General Counsel | SELL | $1M+ | 14K | $101.42 | Jun 23, 2025 |
| Murdock Hunter R. | General Counsel | SELL | $1M+ | 23K | $101.19 | Jun 19, 2025 |
| Murdock Hunter R. | General Counsel | EXERCISE | $500K+ | 23K | $29.91 | Jun 19, 2025 |
| Jacobson Mark L. | COO | SELL | $1M+ | 25K | $110.44 | Jun 10, 2025 |
| Jacobson Mark L. | COO | EXERCISE | $100K–$500K | 25K | $8.02 | Jun 10, 2025 |
| Coleman Mark | Director | SELL | $500K+ | 8K | $104.45 | May 29, 2025 |
| Jacobson Mark L. | COO | SELL | $1M+ | 41K | $104.06 | May 29, 2025 |
| Jacobson Mark L. | COO | EXERCISE | $100K–$500K | 41K | $6.47 | May 29, 2025 |
| Coleman Mark | Director | SELL | $100K–$500K | 3K | $107.49 | May 21, 2025 |
| Jacobson Mark L. | COO | SELL | $500K+ | 8K | $74.31 | May 30, 2024 |
| Jacobson Mark L. | COO | EXERCISE | $15K–$50K | 14K | $1.30 | May 30, 2024 |
| Coleman Mark | Director | SELL | $500K+ | 10K | $75.17 | May 30, 2024 |
| Jacobson Mark L. | COO | SELL | $1M+ | 25K | $77.24 | Apr 1, 2024 |
| Jacobson Mark L. | COO | EXERCISE | $15K–$50K | 25K | $1.30 | Apr 1, 2024 |
| Coleman Mark | Director | SELL | $1M+ | 30K | $75.18 | Sep 15, 2023 |
| Coleman Mark | Director | EXERCISE | $15K–$50K | 11K | $3.67 | Sep 15, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 334 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Deep Track Capital, LP | 1.1M | $1M+ | SH |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 989K | $1M+ | SH |
| STATE STREET CORP | 958K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 876K | $1M+ | SH |
| ALETHEA CAPITAL MANAGEMENT, LLC | 669K | $1M+ | SH |
| EVENTIDE ASSET MANAGEMENT, LLC | 571K | $1M+ | SH |
| NORGES BANK | 495K | $1M+ | SH |
| Assenagon Asset Management S.A. | 468K | $1M+ | SH |
| Pictet Asset Management Holding SA | 436K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 403K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 361K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 304K | $1M+ | SH |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 279K | $1M+ | SH |
| LOOMIS SAYLES & CO L P | 258K | $1M+ | SH |
| ORBIMED ADVISORS LLC | 253K | $1M+ | SH |
| PFM Health Sciences, LP | 252K | $1M+ | SH |
| Man Group plc | 229K | $1M+ | SH |
| First Turn Management, LLC | 207K | $1M+ | SH |
| Connor, Clark & Lunn Investment Management Ltd. | 188K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 170K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Aug 14, 2025
3.1%
1.5M shares
SC 13G/A · May 15, 2025
6.0%
2.9M shares
SC 13G/A · Feb 14, 2025
8.4%
4.1M shares
Fairmount Funds Management LLC
SC 13G/A · Feb 14, 2024
4.9%
2.4M shares
SC 13G/A · Feb 14, 2024
9.5%
4.5M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
7.8%
3.7M shares
SC 13G/A · Jan 26, 2024
6.8%
3.2M shares
Fairmount Funds Management LLC
SC 13G · Jul 7, 2023
5.0%
2.3M shares
Venrock Healthcare Capital Partners II, L.P.
SC 13G/A · Feb 14, 2023
0.0%
0 shares
SC 13G/A · Feb 14, 2023
3.2%
6 shares
Fairmount Funds Management LLC
SC 13G/A · Feb 14, 2023
4.6%
2.0M shares
SC 13G · Feb 14, 2023
6.9%
3.0M shares
SC 13G/A · Feb 1, 2023
5.8%
2.5M shares
Fairmount Funds Management LLC
SC 13G · Oct 26, 2022
5.4%
2.2M shares
SC 13G · Oct 24, 2022
5.4%
6 shares