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ACADIA Pharmaceuticals Ownership | Who Owns ACADIA Pharmaceuticals?

OverviewForecastRevenueFinancialsChartTranscripts

ACADIA Pharmaceuticals Ownership Summary

ACADIA Pharmaceuticals is owned by 17.40% institutional investors, 0.54% insiders, and 82.06% retail investors. Baker bros. advisors lp is the largest institutional shareholder, holding 25.56% of ACAD shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 4.37% of its assets in ACADIA Pharmaceuticals shares.

ACAD Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockACADIA Pharmaceuticals17.40%0.54%82.06%
SectorHealthcare Stocks 42.54%10.83%46.63%
IndustryBiotech Stocks 45.22%10.75%44.04%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Baker bros. advisors lp42.90M25.56%$915.42M
Blackrock funding, inc. /de20.27M12.08%$432.53M
Vanguard group15.18M9.04%$323.93M
Blackrock12.06M7.32%$196.01M
State street7.26M4.32%$154.83M
Rtw investments, lp7.14M4.26%$152.46M
D. e. shaw3.24M1.95%$59.48M
Geode capital management3.13M1.87%$66.86M
Dimensional fund advisors lp2.80M1.67%$59.71M
Adage capital partners gp2.48M1.48%$53.01M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Palo alto investors lp2.47M9.74%$52.64M
Baker bros. advisors lp42.90M6.61%$915.42M
Nan fung group102.98K3.69%$2.20M
Stonepine capital management174.54K3.03%$3.72M
Birchview capital, lp171.00K2.76%$3.65M
Axecap investments203.37K2.68%$4.34M
Rtw investments, lp7.14M1.88%$152.46M
Braidwell lp2.38M1.51%$50.76M
Tang capital management1.50M1.23%$32.01M
Rice hall james & associates614.94K0.72%$13.12M

Top Buyers

HolderShares% AssetsChange
Braidwell lp2.38M1.51%2.38M
Adage capital partners gp2.48M0.08%1.88M
Norges bank1.39M0.00%1.39M
Jacobs levy equity management1.36M0.09%1.36M
Arrowstreet capital, limited partnership1.65M0.02%1.31M

Top Sellers

HolderShares% AssetsChange
Morgan stanley1.19M0.00%-2.92M
Rtw investments, lp7.14M1.88%-1.85M
Point72 asset management1.49M0.05%-1.69M
Assenagon asset management27.62K0.00%-1.68M
Ecor1 capital---1.35M

New Positions

HolderShares% AssetsChangeValue
Braidwell lp2.38M1.51%2.38M$50.76M
Norges bank1.39M0.00%1.39M$25.55M
Candriam s.c.a.537.60K0.06%537.60K$11.47M
Axecap investments203.37K2.68%203.37K$4.34M
Eversept partners, lp164.24K0.24%164.24K$3.50M

Sold Out

HolderChange
Coppell advisory solutions-4.00
Concord wealth partners-10.00
Huntington national bank-12.00
Advisornet financial-12.00
Mount yale investment advisors-16.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Sep 30, 2025134-59.02%29,202,139-82.81%170.17%67-54.73%41-66.94%
Jun 30, 2025321-3.02%169,479,977-1.03%1000.96%143-12.80%12318.27%
Mar 31, 20253298.94%171,281,5815.19%1021.07%163-8.94%10341.10%
Dec 31, 20242949.70%162,117,2274.78%971.12%17134.65%74-7.50%
Sep 30, 2024266-3.97%154,699,805-3.89%930.99%127-15.89%801.27%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
iShares Core S&P Small-Cap ETF7.37M4.37%-
Vanguard Total Stock Mkt Idx Inv3.94M2.34%-84.41K
Vanguard US Total Market Shares ETF3.89M2.33%4.42K
Vanguard Small Cap Index3.05M1.81%-19.99K
iShares Russell 2000 ETF3.01M1.78%-
Vanguard Small Cap Growth Index Inv1.72M1.02%-638.00
First Trust NYSE Arca Biotech ETF1.62M0.96%-
SPDR® S&P Biotech ETF1.54M0.91%3.42K
Vanguard Institutional Extnd Mkt Idx Tr1.33M0.79%-579.67K
Fidelity Small Cap Index1.25M0.74%35.09K

Recent Insider Transactions

DateNameRoleActivityValue
Nov 18, 2025Schneyer Mark C. EVP, CHIEF FINANCIAL OFFICERSell$243.11K
Nov 18, 2025Kihara James PRINCIPAL ACCOUNTING OFFICERSell$96.75K
Nov 10, 2025Daly James M-Sell$670.98K
Sep 15, 2025Schneyer Mark C. EVP, CHIEF FINANCIAL OFFICERSell$82.73K
Sep 02, 2025GAROFALO ELIZABETH A.-Sell$41.56K

Insider Transactions Trends

DateBuySell
2025 Q4-3
2025 Q3-3
2025 Q2-8
2025 Q1-5
2024 Q4-3

ACAD Ownership FAQ

Who Owns ACADIA Pharmaceuticals?

ACADIA Pharmaceuticals shareholders are primarily institutional investors at 17.40%, followed by 0.54% insiders and 82.06% retail investors. The average institutional ownership in ACADIA Pharmaceuticals's industry, Biotech Stocks , is 45.22%, which ACADIA Pharmaceuticals falls below.

Who owns the most shares of ACADIA Pharmaceuticals?

ACADIA Pharmaceuticals’s largest shareholders are Baker bros. advisors lp (42.9M shares, 25.56%), Blackrock funding, inc. /de (20.27M shares, 12.08%), and Vanguard group (15.18M shares, 9.04%). Together, they hold 46.68% of ACADIA Pharmaceuticals’s total shares outstanding.

Does Blackrock own ACADIA Pharmaceuticals?

Yes, BlackRock owns 7.32% of ACADIA Pharmaceuticals, totaling 12.06M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 196.01M$. In the last quarter, BlackRock increased its holdings by 393.47K shares, a 3.37% change.

Who is ACADIA Pharmaceuticals’s biggest shareholder by percentage of total assets invested?

Palo alto investors lp is ACADIA Pharmaceuticals’s biggest shareholder by percentage of total assets invested, with 9.74% of its assets in 2.47M ACADIA Pharmaceuticals shares, valued at 52.64M$.

Who is the top mutual fund holder of ACADIA Pharmaceuticals shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of ACADIA Pharmaceuticals shares, with 4.37% of its total shares outstanding invested in 7.37M ACADIA Pharmaceuticals shares.

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