NEW YORK, NY
AXSOME THERAPEUTICS, INC.AXSM— Latest position per institution from SEC 13F filings
15
Institutional holders
28M
Total shares held
5.74B
Estimated value
1.40M
Avg. position size
VANGUARD GROUP INC
CIK 102909
Shares
4.16M
Value
760.66M
Filed
Dec 31, 2025
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.30M
Value
265.65M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
3.10M
Value
759.69M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.98M
Value
485.50M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.97M
Value
480.99M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
1.67M
Value
409.18M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
1.54M
Value
376.74M
Filed
Jun 30, 2026
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
Shares
1M
Value
84.61M
Filed
Dec 31, 2024
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
967.17K
Value
236.79M
Filed
Jun 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
907.41K
Value
222.11M
Filed
Jun 30, 2026
RTW INVESTMENTS, LP
CIK 1493215
Shares
888K
Value
162.18M
Filed
Dec 31, 2025
FAIRMOUNT FUNDS MANAGEMENT LLC
CIK 1802528
Shares
815.18K
Value
99M
Filed
Sep 30, 2025
MORGAN STANLEY
CIK 895421
Shares
804.08K
Value
196.82M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
785.66K
Value
192.29M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
749.79K
Value
183.53M
Filed
Jun 30, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
700K
Value
171.34M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
679.98K
Value
166.44M
Filed
Jun 30, 2026
FRANKLIN TEMPLETON INC
CIK 38777
Shares
668.37K
Value
163.60M
Filed
Jun 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
653.92K
Value
160.06M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
653.35K
Value
159.92M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | 102909 | 4.16M | 760.66M | Dec 31, 2025 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 3.30M | 265.65M | Jun 30, 2024 |
| 3 | BLACKROCK, INC. | 2012383 | 3.10M | 759.69M | Jun 30, 2026 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.98M | 485.50M | Jun 30, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.97M | 480.99M | Jun 30, 2026 |
| 6 | INVESCO LTD. | 914208 | 1.67M | 409.18M | Jun 30, 2026 |
| 7 | FMR LLC | 315066 | 1.54M | 376.74M | Jun 30, 2026 |
| 8 | RA CAPITAL MANAGEMENT, L.P. | 1346824 | 1M | 84.61M | Dec 31, 2024 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 967.17K | 236.79M | Jun 30, 2026 |
| 10 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 907.41K | 222.11M | Jun 30, 2026 |
| 11 | RTW INVESTMENTS, LP | 1493215 | 888K | 162.18M | Dec 31, 2025 |
| 12 | FAIRMOUNT FUNDS MANAGEMENT LLC | 1802528 | 815.18K | 99M | Sep 30, 2025 |
| 13 | MORGAN STANLEY | 895421 | 804.08K | 196.82M | Jun 30, 2026 |
| 14 | STATE STREET CORP | 93751 | 785.66K | 192.29M | Jun 30, 2026 |
| 15 | JANE STREET GROUP, LLC | 1595888 | 749.79K | 183.53M | Jun 30, 2026 |
| 16 | DEEP TRACK CAPITAL, LP | 1856083 | 700K | 171.34M | Jun 30, 2026 |
| 17 | TWO SIGMA INVESTMENTS, LP | 1179392 | 679.98K | 166.44M | Jun 30, 2026 |
| 18 | FRANKLIN TEMPLETON INC | 38777 | 668.37K | 163.60M | Jun 30, 2026 |
| 19 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 653.92K | 160.06M | Jun 30, 2026 |
| 20 | D. E. SHAW & CO., INC. | 1009207 | 653.35K | 159.92M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.