ACADIA PHARMACEUTICALS INC ACAD
COM · Common Stock · CUSIP 004225108 · ISIN US0042251084
Pharmaceutical company, which developed Nuplazid, based in San Diego, California.
- SectorHealth care
- IndustryPharmaceutical Preparations
- HeadquartersSan Diego, CA
- Founded1993
- Websiteacadia-pharm.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($10.9m this quarter). Holder counts are more reliable. Shares outstanding: 165.2m as of 2024-04-30, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $18.49. Options: 21 managers hold calls ($39.5m notional), 14 hold puts ($37.8m).
Trends to Q1 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 223 |
| Q4 2022 | 227 |
| Q1 2023 | 233 |
| Q2 2023 | 236 |
| Q3 2023 | 250 |
| Q4 2023 | 277 |
| Q1 2024 | 269 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 97 | 102 |
| Q1 2023 | 112 | 96 |
| Q2 2023 | 108 | 105 |
| Q3 2023 | 133 | 99 |
| Q4 2023 | 156 | 100 |
| Q1 2024 | 149 | 129 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2023 | $12.4m | $5.5m | 0.45 |
| Q3 2023 | $33.5m | $56.7m | 1.69 |
| Q4 2023 | $29.2m | $32.5m | 1.11 |
| Q1 2024 | $39.5m | $37.8m | 0.96 |
Biggest buyers
| RTW INVESTMENTS, LP | Added | +2.6m |
| MORGAN STANLEY | Added | +1.7m |
| Cutter Capital Management, LP | Added | +985.8k |
| Squarepoint Ops LLC | Added | +731.9k |
| CANADA PENSION PLAN INVESTMENT BOARD | New | +661.6k |
| PRUDENTIAL FINANCIAL INC | Added | +629.6k |
| Avidity Partners Management LP | New | +588.5k |
| MARSHALL WACE, LLP | New | +522.4k |
| CAPITAL FUND MANAGEMENT S.A. | Added | +451.7k |
| CITADEL ADVISORS LLC | Added | +416.2k |
Biggest sellers
| FMR LLC | Reduced | -1.3m |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | -1.2m |
| D. E. Shaw & Co., Inc. | Reduced | -1.1m |
| FRED ALGER MANAGEMENT, LLC | Reduced | -919.2k |
| FRONTIER CAPITAL MANAGEMENT CO LLC | Sold out | -823.6k |
| EVENTIDE ASSET MANAGEMENT, LLC | Sold out | -809.4k |
| FULLER & THALER ASSET MANAGEMENT, INC. | Reduced | -641.1k |
| Alyeska Investment Group, L.P. | Reduced | -499.3k |
| Woodline Partners LP | Sold out | -474.2k |
| STATE STREET CORP | Reduced | -463.6k |
Biggest calls
| Caption Management, LLC | Added | $8.5m462.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $6.6m357.2k shares |
| BOOTHBAY FUND MANAGEMENT, LLC | New | $3.9m212.1k shares |
| Ghost Tree Capital, LLC | New | $3.7m200.0k shares |
| SIMPLEX TRADING, LLC | Added | $3.0m160.2k shares |
| BARCLAYS PLC | Added | $1.9m100.6k shares |
| SPHERA FUNDS MANAGEMENT LTD. | New | $1.8m100.0k shares |
| Point72 Asset Management, L.P. | New | $1.7m90.0k shares |
| CITADEL ADVISORS LLC | Added | $1.5m81.3k shares |
| Hudson Bay Capital Management LP | New | $1.4m76.5k shares |
Biggest puts
| JANE STREET GROUP, LLC | Added | $17.2m929.7k shares |
| JPMORGAN CHASE & CO | New | $3.7m200.0k shares |
| Caption Management, LLC | New | $3.4m183.4k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $3.2m173.5k shares |
| SIMPLEX TRADING, LLC | Added | $2.8m153.2k shares |
| CITADEL ADVISORS LLC | Added | $2.6m143.2k shares |
| Twin Tree Management, LP | New | $1.5m81.7k shares |
| GROUP ONE TRADING LLC | Reduced | $1.3m71.0k shares |
| GTS SECURITIES LLC | Reduced | $1.2m67.3k shares |
| Squarepoint Ops LLC | New | $373.5k20.2k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BAKER BROS. ADVISORS LP 13D · may seek influence filed 2026-02-26 | 25.4% |
| BlackRock, Inc. 13G · institution filed 2025-02-07 | 11.9% |
| STATE STREET CORP 13G · institution new · filed 2026-08-07 | 5.3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-28 | 5.2% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-26; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)
Insider purchases and sales in Q1 2024
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2022 | 0 | — | 6 | $217.5k | — |
| Q3 2022 | 0 | — | 0 | — | — |
| Q4 2022 | 0 | — | 2 | $93.1k | — |
| Q1 2023 | 0 | — | 6 | $427.7k | — |
| Q2 2023 | 1 | $22.7m | 6 | $1.5m | $160.2k |
| Q3 2023 | 0 | — | 3 | $5.1m | $5.1m |
| Q4 2023 | 0 | — | 5 | $1.8m | $56.6k |
| Q1 2024 | 0 | — | 5 | $841.5k | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-03-27 | DAVIS STEPHEN CEO, director | Sold | $317.1k17.7k shares |
| 2024-03-27 | Schneyer Mark C. EVP, CHIEF FINANCIAL OFFICER | Sold | $97.3k5.4k shares |
| 2024-03-27 | Teehan Brendan EVP, COO, HEAD OF COMMERCIAL | Sold | $92.0k5.1k shares |
| 2024-02-26 | DAVIS STEPHEN CEO, director | Sold | $137.6k5.6k shares |
| 2024-02-26 | Schneyer Mark C. EVP, CHIEF FINANCIAL OFFICER | Sold | $19.0k772 shares |
| 2024-02-26 | Teehan Brendan EVP, COO, HEAD OF COMMERCIAL | Sold | $15.4k624 shares |
| 2024-02-26 | Kihara James PRINCIPAL ACCOUNTING OFFICER | Sold | $11.7k474 shares |
| 2024-01-08 | DAVIS STEPHEN CEO, director | Sold | $111.8k3.7k shares |
| 2024-01-08 | Teehan Brendan EVP, COO, Head of Commercial | Sold | $21.9k731 shares |
| 2024-01-08 | KIM AUSTIN D. EVP,General Counsel, Secretary | Sold | $17.7k590 shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q1 2024
| Manager | Shares | Change |
|---|---|---|
| BAKER BROS. ADVISORS LP 9.94% of their portfolio | 42.9m $792.6m | Unchanged |
| RTW INVESTMENTS, LP 3.77% of their portfolio | 13.8m $255.7m | Added +2.6m |
| VANGUARD GROUP INC 0.00% of their portfolio | 13.3m $245.9m | Reduced -97.5k |
| BlackRock Inc. 0.01% of their portfolio | 11.7m $215.8m | Added +258.3k |
| STATE STREET CORP 0.00% of their portfolio | 6.0m $111.0m | Reduced -463.6k |
| EcoR1 Capital, LLC 2.81% of their portfolio | 6.0m $110.8m | Unchanged |
| MORGAN STANLEY 0.00% of their portfolio | 4.4m $81.2m | Added +1.7m |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.01% of their portfolio | 4.0m $74.0m | Reduced -1.2m |
| FMR LLC 0.00% of their portfolio | 4.0m $73.8m | Reduced -1.3m |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 2.8m $51.7m | Added +101.1k |
| D. E. Shaw & Co., Inc. 0.06% of their portfolio | 2.6m $48.9m | Reduced -1.1m |
| Palo Alto Investors LP 5.04% of their portfolio | 2.4m $44.7m | Added +5.4k |
| FRED ALGER MANAGEMENT, LLC 0.21% of their portfolio | 2.3m $41.7m | Reduced -919.2k |
| MILLENNIUM MANAGEMENT LLC 0.03% of their portfolio | 2.1m $38.9m | Added +340.7k |
| EMERALD ADVISERS, LLC 1.23% of their portfolio | 1.7m $30.5m | Added +5.6k |
| FIRST TRUST ADVISORS LP 0.03% of their portfolio | 1.6m $30.5m | Reduced -128.5k |
| JUPITER ASSET MANAGEMENT LTD 0.28% of their portfolio | 1.6m $29.7m | Added +281.4k |
| NORGES BANK 0.00% of their portfolio | 1.5m $28.1m | Added +75.0k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.09% of their portfolio | 1.4m $25.1m | Added +75.8k |
| Cutter Capital Management, LP 4.69% of their portfolio | 1.3m $24.3m | Added +985.8k |
| Pictet Asset Management Holding SA 0.03% of their portfolio | 1.3m $24.0m | Reduced -153.5k |
| EMERALD MUTUAL FUND ADVISERS TRUST 1.20% of their portfolio | 1.3m $23.1m | Reduced -54.3k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 1.2m $22.0m | Reduced -22.3k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 1.2m $22.0m | Added +61.1k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.02% of their portfolio | 1.2m $21.7m | Added +325.6k |
| PRUDENTIAL FINANCIAL INC 0.03% of their portfolio | 1.1m $19.8m | Added +629.6k |
| DEUTSCHE BANK AG\ 0.01% of their portfolio | 1.0m $19.0m | Added +2.8k |
| Squarepoint Ops LLC 0.08% of their portfolio | 1.0m $18.7m | Added +731.9k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 950.0k $17.6m | Reduced -371.8k |
| Connor, Clark & Lunn Investment Management Ltd. 0.07% of their portfolio | 856.3k $15.8m | Added +228.9k |
| Finepoint Capital LP 3.99% of their portfolio | 840.5k $15.5m | Added +70.8k |
| Rockefeller Capital Management L.P. 0.04% of their portfolio | 788.5k $14.6m | Added +232.1k |
| Point72 Asset Management, L.P. 0.04% of their portfolio | 776.7k $14.4m | Added +383.9k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 742.2k $13.7m | Added +95.1k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 727.9k $13.5m | Reduced -76.3k |
| PANAGORA ASSET MANAGEMENT INC 0.07% of their portfolio | 701.3k $13.0m | Added +56.4k |
| CAPITAL FUND MANAGEMENT S.A. 0.16% of their portfolio | 695.5k $12.9m | Added +451.7k |
| RICE HALL JAMES & ASSOCIATES, LLC 0.70% of their portfolio | 664.6k $12.3m | Reduced -28.3k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.01% of their portfolio | 661.6k $12.2m | New |
| Qube Research & Technologies Ltd 0.02% of their portfolio | 644.1k $11.9m | Added +363.8k |
| Avidity Partners Management LP 0.39% of their portfolio | 588.5k $10.9m | New |
| RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio | 573.8k $10.6m | Added +389.8k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 569.3k $10.5m | Added +416.2k |
| MARSHALL WACE, LLP 0.02% of their portfolio | 522.4k $9.7m | New |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 519.0k $9.6m | Added +11.3k |
| TANG CAPITAL MANAGEMENT LLC 1.00% of their portfolio | 518.9k $9.6m | Added +404.5k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 503.1k $9.3m | Reduced -47.9k |
| Birchview Capital, LP 3.78% of their portfolio | 500.8k $9.3m | Added +20.0k |
| Frazier Life Sciences Management, L.P. 0.37% of their portfolio | 470.3k $8.7m | Reduced -260.6k |
| MACQUARIE GROUP LTD 0.01% of their portfolio | 467.5k $8.6m | Added +379.8k |
| Cubist Systematic Strategies, LLC 0.10% of their portfolio | 451.5k $8.3m | Added +66.3k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 437.9k $8.1m | Added +20.8k |
| Candriam S.C.A. 0.05% of their portfolio | 405.8k $7.5m | New |
| Rafferty Asset Management, LLC 0.03% of their portfolio | 391.2k $7.2m | Reduced -36.7k |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 376.1k $7.0m | Reduced -70.3k |
| ALGERT GLOBAL LLC 0.26% of their portfolio | 354.3k $6.6m | Added +93.5k |
| CITIGROUP INC 0.01% of their portfolio | 353.9k $6.5m | Added +131.2k |
| Invesco Ltd. 0.00% of their portfolio | 350.4k $6.5m | Reduced -72.6k |
| UBS Group AG 0.00% of their portfolio | 343.9k $6.4m | Added +36.5k |
| Trexquant Investment LP 0.13% of their portfolio | 339.5k $6.3m | Added +297.4k |
| NORDEA INVESTMENT MANAGEMENT AB 0.01% of their portfolio | 322.5k $5.9m | Reduced -263.5k |
| M&G PLC 0.03% of their portfolio | 312.3k $5.6m | First filing |
| WCM INVESTMENT MANAGEMENT, LLC 0.01% of their portfolio | 282.0k $5.2m | New |
| Penn Capital Management Company, LLC 0.41% of their portfolio | 248.8k $4.6m | Added +1.5k |
| Erste Asset Management GmbH 0.06% of their portfolio | 242.3k $4.4m | Added +94.0k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 238.0k $4.4m | Reduced -57.6k |
| Hudson Bay Capital Management LP 0.04% of their portfolio | 225.0k $4.2m | New |
| Ghost Tree Capital, LLC 1.34% of their portfolio | 225.0k $4.2m | Added +175.0k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.01% of their portfolio | 212.9k $3.9m | Reduced -716 |
| Swiss National Bank 0.00% of their portfolio | 210.6k $3.9m | Added +800 |
| Engineers Gate Manager LP 0.10% of their portfolio | 204.7k $3.8m | New |
| STATE OF WISCONSIN INVESTMENT BOARD 0.01% of their portfolio | 194.0k $3.6m | Added +65.5k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.01% of their portfolio | 189.3k $3.5m | Reduced -281.7k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 184.4k $3.4m | Added +1.1k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 173.1k $3.2m | Reduced -202.2k |
| Empire Life Investments Inc. 0.19% of their portfolio | 169.8k $3.1m | Reduced -5.0k |
| Hillsdale Investment Management Inc. 0.23% of their portfolio | 157.7k $2.9m | Added +12.5k |
| Fisher Asset Management, LLC 0.00% of their portfolio | 152.9k $2.8m | Added +9.9k |
| SEVEN EIGHT CAPITAL, LP 0.29% of their portfolio | 151.2k $2.8m | Added +85.0k |
| Jump Financial, LLC 0.08% of their portfolio | 149.0k $2.8m | Added +32.7k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 148.5k $2.7m | Added +98.1k |
| Privium Fund Management B.V. 0.73% of their portfolio | 148.4k $2.7m | New |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 147.9k $2.7m | Added +17.1k |
| Hennion & Walsh Asset Management, Inc. 0.14% of their portfolio | 143.0k $2.6m | Added +27.9k |
| TWINBEECH CAPITAL LP 0.05% of their portfolio | 142.5k $2.6m | New |
| Y-Intercept (Hong Kong) Ltd 0.20% of their portfolio | 141.4k $2.6m | New |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 141.3k $2.6m | Added +921 |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.00% of their portfolio | 132.9k $2.5m | Added +71.2k |
| BARCLAYS PLC 0.00% of their portfolio | 131.8k $2.4m | Reduced -215.0k |
| SPHERA FUNDS MANAGEMENT LTD. 0.37% of their portfolio | 125.0k $2.3m | New |
| Legal & General Group Plc 0.00% of their portfolio | 121.5k $2.2m | Added +5.7k |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 120.1k $2.2m | Reduced -109.6k |
| ExodusPoint Capital Management, LP 0.03% of their portfolio | 119.5k $2.2m | New |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 119.3k $2.2m | Reduced -3.0k |
| ALPS ADVISORS INC 0.02% of their portfolio | 116.2k $2.1m | Added +4.5k |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 112.3k $2.1m | Unchanged |
| GSA CAPITAL PARTNERS LLP 0.16% of their portfolio | 111.4k $2.1m | Added +98.0k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 109.4k $2.0m | Reduced -239.3k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 108.8k $2.0m | Reduced -5.9k |
| TD Asset Management Inc 0.00% of their portfolio | 106.1k $2.0m | Reduced -100.4k |