Axsome Therapeutics AXSM Institutional Ownership

NASDAQ AXSM

$182.07 -2.32 (-1.26%)

At close: Oct 1, 2026 · 4:00 PM EDT

Institutions by Trading Activity

504 Institutions

Increased 299 59.3%

Unchanged 47 9.3%

Reduced 158 31.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

74.10%

▲+0.17 pp QoQ

Shares Held by Institutions

38.38Mn

of 51.80Mn outstanding

▲+2.55% QoQ

Shares Outstanding

51.80Mn

13.42Mn held outside 13F filers

Institutional Investors

504

filed 13F for Jun 2026

▲+98 vs prior quarter

Net Shares Added (QoQ)

+954.04K

accumulated since last quarter

Value of Holdings

$7.08Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Axsome Therapeutics, Inc. (NASDAQ:AXSM) has 504 institutional investors that have filed 13F reports for the period ending June 2026.

These investors held 74.1% of outstanding shares in June 2026, up from 73.9% in March 2026.
They increased total shares held in AXSM by 2.55% quarter over quarter, and investors in Axsome Therapeutics increased 46.94% from a year ago.
Of these 504 holders, 299 added to their stakes in Axsome Therapeutics, 158 trimmed positions, and 47 made no changes.
Combined, these investors held 38.38Mn shares in AXSM for June 2026, up by 954.04K shares quarter on quarter, and up 1.1Mn shares year over year.
BlackRock, Inc. leads ownership in AXSM with 3.1Mn shares as of June 30, 2026, equal to 5.99% of outstanding shares.
The biggest buyers of Axsome Therapeutics for the quarter ending June 2026 included MILLENNIUM MANAGEMENT LLC (535.33K), NORGES BANK (514.27K), JANE STREET GROUP, LLC (399.92K), Invesco Ltd. (374.01K), TWO SIGMA INVESTMENTS, LP (346.7K).
The biggest sellers of Axsome Therapeutics for the quarter ending June 2026 included BlackRock, Inc. (809.14K), PRICE T ROWE ASSOCIATES INC /MD/ (674.17K), WELLINGTON MANAGEMENT GROUP LLP (491.39K), ADAGE CAPITAL PARTNERS GP, L.L.C. (478.54K), Assenagon Asset Management S.A. (411.28K).
Business Quant data shows the 10 biggest positions in Axsome Therapeutics as of June 2026 are held by BlackRock, Inc. (3.1Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.98Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.97Mn), Invesco Ltd. (1.67Mn), FMR LLC (1.54Mn), GEODE CAPITAL MANAGEMENT, LLC (967.17K), Morgan Stanley (804.08K), State Street Corp (785.66K), Deep Track Capital, LP (700.0K), TWO SIGMA INVESTMENTS, LP (669.48K).

Form 13F Holdings

504 Institutional Holders

Report period 30 Jun, 2026

Total shares held 38.38Mn

Of outstanding 74.10%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	3,103,708	5.99%	▼809,136	-20.68%	$759.69Mn
2	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,983,514	3.83%	▼74,656	-3.63%	$485.50Mn
3	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,965,086	3.79%	▲27,334	+1.41%	$480.99Mn
4	Invesco Ltd.	0000914208	1,671,684	3.23%	▲374,006	+28.82%	$409.18Mn
5	FMR LLC	0000315066	1,539,163	2.97%	▼27,832	-1.78%	$376.74Mn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	967,172	1.87%	▼195,809	-16.84%	$236.79Mn
7	Morgan Stanley	0000895421	804,082	1.55%	▲327,381	+68.68%	$196.82Mn
8	State Street Corp	0000093751	785,661	1.52%	▼201,148	-20.38%	$192.29Mn
9	Deep Track Capital, LP	0001856083	700,000	1.35%	▼400,000	-36.36%	$171.34Mn
10	TWO SIGMA INVESTMENTS, LP	0001179392	669,478	1.29%	▲346,700	+107.41%	$163.87Mn
11	Franklin Templeton Inc	0000038777	668,373	1.29%	▲229,883	+52.43%	$163.60Mn
12	WELLINGTON MANAGEMENT GROUP LLP	0000902219	653,920	1.26%	▼491,386	-42.90%	$160.06Mn
13	ALETHEA CAPITAL MANAGEMENT, LLC	0001549408	648,756	1.25%	▼358	-0.06%	$158.80Mn
14	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	642,893	1.24%	▼674,166	-51.19%	$157.36K
15	D. E. Shaw & Co., Inc.	0001009207	604,753	1.17%	▲1,288	+0.21%	$148.03Mn
16	MILLENNIUM MANAGEMENT LLC	0001273087	556,088	1.07%	▲535,330	+2,578.91%	$136.11Mn
17	NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	0000921739	539,407	1.04%	▼273,402	-33.64%	$132.03Mn
18	NORGES BANK	0001374170	514,266	0.99%	▲514,266	0.00%	$125.88Mn
19	FIRST TRUST ADVISORS LP	0001125816	482,061	0.93%	▼95,418	-16.52%	$117.99Mn
20	Assenagon Asset Management S.A.	0001546007	454,682	0.88%	▼411,276	-47.49%	$111.29Mn

Showing 1 to 20 of 504 holders