ACAD Institutional Ownership
Who owns Acadia Pharmaceuticals Inc and what the big funds did with it last quarter, from every SEC 13F filing. 352 funds reported holding ACAD at Jun 30, 2026, together owning 97.9% of the company.
- ▲179 buying vs 147 selling
- ▲Held by funds +2.1 pts
- ▲Funds holding +8
- ▼Superinvestors: 1 added, 4 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 352 | 344 | +2.3% |
| In funds' top 10 | 5 | 3 | +66.7% |
| 13F shares | 169M | 165M | +2.2% |
| Held by funds | 97.9% | 95.8% | +2.1 pts |
| New positions | 46 | 38 | +21.1% |
| Increased | 133 | 114 | +16.7% |
| Reduced | 111 | 129 | −14.0% |
| Sold out | 36 | 35 | +2.9% |
| Calls (shares) | 59K | 303K | −80.5% |
| Puts (shares) | 144K | 236K | −38.9% |
| Put/call ratio | 2.44 | 0.78 | +213.3% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in ACAD
All superinvestors →
Who owns ACAD
share of fund held shares- Index and passive funds34.5%
- Active managers and hedge funds57.5%
- Banks and brokers5.5%
- Pensions, insurers and other2.5%
The top 10 holders own 64.5% of all ACAD shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
83 funds changed their position- Y-Intercept (Hong Kong) LtdNew+383K sh
- Assenagon Asset Management S.A.Added+292K sh
- CenterBook Partners LPSold out−69K sh
- Principal Financial Group IncAdded+68K sh
- Hohimer Wealth Management, LLCAdded+67K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Baker Bros. Advisors LP | 24.91% | 42.9M | $1.1B | +16K |
| 2 | BlackRock, Inc. | 13.07% | 22.5M | $570M | +964K |
| 3 | State Street Corp | 5.27% | 9.1M | $230M | +743K |
| 4 | Vanguard Portfolio Management LLC | 5.13% | 8.8M | $224M | +167K |
| 5 | Rtw Investments, LP | 4.15% | 7.1M | $181M | 0 |
| 6 | Vanguard Capital Management LLC | 3.35% | 5.8M | $146M | +102K |
| 7 | Dimensional Fund Advisors LP | 2.14% | 3.7M | $93.5M | +540K |
| 8 | Geode Capital Management, LLC | 1.95% | 3.4M | $85M | −107K |
| 9 | Palo Alto Investors LP | 1.66% | 2.9M | $72.5M | −8,599 |
| 10 | Goldman Sachs Group Inc | 1.50% | 2.6M | $65.3M | +1M |
- Marshall Wace, LLP+1.7M sh+$42.7M
- Norges Bank+1.6M sh+$41.1M
- Citadel Advisors LLC+1.6M sh+$39.5M
- Qube Research & Technologies Ltd+1.5M sh+$37.9M
- Goldman Sachs Group Inc+1M sh+$25.9M
- D. E. Shaw & Co., Inc.+968K sh+$24.5M
- BlackRock, Inc.+964K sh+$24.4M
- State Street Corp+743K sh+$18.8M
- First Trust Advisors LP−3.2M sh−$79.9M
- Braidwell LP−825K sh−$20.9M
- Jane Street Group, LLC−690K sh−$17.5M
- Fred Alger Management, LLC−629K sh−$15.9M
- Woodline Partners LP−676K sh−$15.1M
- Deutsche Bank Ag\−583K sh−$14.7M
- Voya Investment Management LLC−532K sh−$13.5M
- Logos Global Management LP−500K sh−$12.7M
ACAD institutional ownership FAQ
Who owns the most ACAD stock?
In Q2 2026 13F filings the largest holder of ACAD was Baker Bros. Advisors LP, followed by BlackRock, Inc. and State Street Corp. Index fund managers are usually the biggest holders of large companies.
What percentage of ACAD is owned by institutions?
Funds that file 13F reports held 97.9% of ACAD's shares at Jun 30, 2026, compared with 95.8% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying ACAD?
In Q2 2026, 179 funds bought ACAD (46 of them new positions) and 147 sold (36 sold out completely). Among well known investors, 1 added and 4 cut. Our fund sentiment for ACAD is bullish.
What is ACAD's institutional put/call ratio?
Funds reported $3.6M of ACAD puts against $1.5M of calls, a put/call ratio of 2.44 (0.78 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this ACAD ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.