Axsome Therapeutics Inc (AXSM)
Who owns Axsome Therapeutics Inc (AXSM)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 84.6% of the shares are freely tradable; institutional investors hold 76.6%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Group Inc | 8.09 | 4,164,818 | -0.4 | 12/31/2025 |
| BlackRock Inc | 7.60 | 3,912,844 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.00 | 2,058,170 | +0.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.77 | 1,937,752 | +0.0 | 03/31/2026 |
| FMR Inc | 3.05 | 1,566,995 | +32.6 | 03/31/2026 |
| T. Rowe Price Associates, Inc. | 2.56 | 1,317,059 | -12.8 | 03/31/2026 |
| Amvescap Plc. | 2.52 | 1,297,678 | +1.9 | 03/31/2026 |
| Geode Capital Management, LLC | 2.26 | 1,162,981 | +15.1 | 03/31/2026 |
| Wellington Management Company LLP | 2.23 | 1,145,306 | -6.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.70 | 1,390,843 | +0.3 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 22. Apr 2026 | Ari Maizel | Insider | Sell | 7,500 | 182.42 | 1,368,150 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.