Acadia Pharmaceuticals ACAD Institutional Ownership

NASDAQ ACAD

$22.18 -3.25 (-12.78%)

At close: Sep 24, 2026 · 4:00 PM EDT

Institutions by Trading Activity

353 Institutions

Increased 186 52.7%

Unchanged 57 16.1%

Reduced 110 31.2%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

97.18%

▲+0.49 pp QoQ

Shares Held by Institutions

166.77Mn

of 171.60Mn outstanding

▲+4.18% QoQ

Shares Outstanding

171.60Mn

4.84Mn held outside 13F filers

Institutional Investors

353

filed 13F for Jun 2026

▲+10 vs prior quarter

Net Shares Added (QoQ)

+6.69Mn

accumulated since last quarter

Value of Holdings

$4.24Bn

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

Acadia Pharmaceuticals Inc (NASDAQ:ACAD) has 353 institutional investors that have filed 13F reports for the period ending June 2026.

They owned 97.2% of outstanding stock in June 2026, up from 96.7% the prior quarter.
They increased total shares held in Acadia Pharmaceuticals by 4.18% from the prior quarter, while the number of investors in ACAD increased 13.5% year over year.
Of these 353 holders, 186 added to their stakes in Acadia Pharmaceuticals, 110 trimmed positions, and 57 made no changes.
The aggregate institutional position in Acadia Pharmaceuticals amounted to 166.77Mn shares as of June 2026, up by 6.69Mn shares quarter on quarter, and up 1.85Mn shares year over year.
BAKER BROS. ADVISORS LP is the top holder of Acadia Pharmaceuticals as of June 30, 2026, with 42.91Mn shares representing 25.01% of outstanding stock.
Leading buyers of Acadia Pharmaceuticals shares for the quarter ending June 2026 were MARSHALL WACE, LLP (1.69Mn), NORGES BANK (1.62Mn), CITADEL ADVISORS LLC (1.56Mn), Qube Research & Technologies Ltd (1.5Mn), Sixth Street Partners Management Company, L.P. (1.21Mn).
The biggest sellers of Acadia Pharmaceuticals for the quarter ending June 2026 included FIRST TRUST ADVISORS LP (3.16Mn), BRAIDWELL LP (824.8K), JANE STREET GROUP, LLC (690.01K), FRED ALGER MANAGEMENT, LLC (628.54K), DEUTSCHE BANK AG\ (582.66K).
Acadia Pharmaceuticals's 10 largest shareholders as of June 2026 include BAKER BROS. ADVISORS LP (42.91Mn), BlackRock, Inc. (22.52Mn), State Street Corp (9.08Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (8.84Mn), RTW INVESTMENTS, LP (7.14Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.76Mn), DIMENSIONAL FUND ADVISORS LP (3.69Mn), GEODE CAPITAL MANAGEMENT, LLC (3.36Mn), Goldman Sachs Group Inc (2.58Mn), Qube Research & Technologies Ltd (2.45Mn) per Business Quant data.

Form 13F Holdings

353 Institutional Holders

Report period 30 Jun, 2026

Total shares held 166.77Mn

Of outstanding 97.18%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BAKER BROS. ADVISORS LP	0001263508	42,912,904	25.01%	▲16,214	+0.04%	$1.09Bn
2	BlackRock, Inc.	0002012383	22,515,173	13.12%	▲964,252	+4.47%	$569.63Mn
3	State Street Corp	0000093751	9,076,212	5.29%	▲743,441	+8.92%	$229.63Mn
4	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	8,838,450	5.15%	▲166,805	+1.92%	$223.61Mn
5	RTW INVESTMENTS, LP	0001493215	7,144,524	4.16%	0	0.00%	$180.76Mn
6	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	5,763,750	3.36%	▲102,350	+1.81%	$145.82Mn
7	DIMENSIONAL FUND ADVISORS LP	0000354204	3,694,988	2.15%	▲539,828	+17.11%	$93.48Mn
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	3,358,129	1.96%	▼106,560	-3.08%	$84.98Mn
9	Goldman Sachs Group Inc	0000886982	2,580,115	1.50%	▲1,022,311	+65.63%	$65.28Mn
10	Qube Research & Technologies Ltd	0001729829	2,446,610	1.43%	▲1,496,311	+157.46%	$61.90Mn
11	Point72 Asset Management, L.P.	0001603466	2,433,168	1.42%	▼144,748	-5.61%	$61.56Mn
12	CITADEL ADVISORS LLC	0001423053	2,182,177	1.27%	▲1,559,417	+250.40%	$55.21Mn
13	Pictet Asset Management Holding SA	0001993888	1,983,198	1.16%	▼42,846	-2.11%	$50.15Mn
14	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	1,969,445	1.15%	▲399,954	+25.48%	$49.83Mn
15	MARSHALL WACE, LLP	0001318757	1,764,838	1.03%	▲1,688,651	+2,216.46%	$44.65Mn
16	D. E. Shaw & Co., Inc.	0001009207	1,697,937	0.99%	▲968,101	+132.65%	$42.96Mn
17	BRAIDWELL LP	0001920938	1,646,399	0.96%	▼824,800	-33.38%	$41.65Mn
18	NORGES BANK	0001374170	1,623,308	0.95%	▲1,623,308	0.00%	$41.07Mn
19	Frazier Life Sciences Management, L.P.	0001892134	1,438,198	0.84%	0	0.00%	$36.39Mn
20	Northern Trust Corp	0000073124	1,367,422	0.80%	▲94,811	+7.45%	$34.60Mn

Showing 1 to 20 of 353 holders