investing-statsSEC Form 4 insider transactions

ACAD · ACADIA PHARMACEUTICALS INC

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Pharmaceutical Preparations · Listed on Nasdaq

Open-market insider flow over 30d · 90d · 180d · 365d · filter in table · CSV · JSON

Open-market trades6
Distinct insiders3
Bought$0
Sold$1.32M
Net flow$-1.32M

Recent filings

How to read this

Filed
Date the Form 4 was filed with the SEC. Insiders must file within 2 business days of the trade.
Ticker
The issuer's stock symbol. Select it to open that company's insider-activity page.
Issuer
The company whose shares were traded.
Sector
The issuer's industry (SEC SIC classification). Select a value to filter to that sector.
Insider
The reporting person: an officer, director, or 10% owner. Select a name to see all of their trades.
Role
The insider's relationship to the company: director, officer, or 10% owner.
Code
SEC transaction code describing the kind of transaction. Full official definitions are under “Transaction codes” below. A dot marks an open-market trade (P/S), the highest-conviction signal.
Side
Direction of the trade, from the filing's Acquired (A) ▲ / Disposed of (D) ▼ field: a buy or a sell.
10b5-1
Trade made under a pre-arranged Rule 10b5-1 plan: scheduled in advance, not a discretionary decision (generally lower signal).
Shares
Number of shares in this transaction.
Price
Reported price per share. Blank for grants, gifts, and other trades with no stated price.
Value
Transaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ for their impact).
Owned after
Form 4 column “Amount of Securities Beneficially Owned Following Reported Transaction(s)”: shares the insider held (directly or indirectly) immediately after this trade.
Own Δ
How much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing.
Co. Δ
Change in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake. Based on the latest reported shares outstanding; blank when unavailable.
D/I
Form 4 column “Ownership Form: Direct (D) or Indirect (I)”. Indirect holdings (for example, through a trust, fund, or family member) are detailed in the filing's “Nature of Indirect Beneficial Ownership.”
Lag
Days from the trade date to the filing date (Form 4 is due within 2 business days).

Transaction codes

Verbatim from the SEC's General Instructions for Forms 3, 4 and 5.

P
Open market or private purchase of non-derivative or derivative security
S
Open market or private sale of non-derivative or derivative security
A
Grant, award or other acquisition pursuant to Rule 16b-3(d)
D
Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e)
F
Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3
M
Exercise or conversion of derivative security exempted pursuant to Rule 16b-3
G
Bona fide gift
C
Conversion of derivative security
X
Exercise of in-the-money or at-the-money derivative security
J
Other acquisition or disposition (describe transaction)
Recent Form 4 filings for ACAD
FiledDate the Form 4 was filed with the SEC (due within 2 business days of the trade).InsiderRoleCodeSEC transaction code describing the kind of transaction. See “How to read this” above for the official SEC definition of each code. The dot marks an open-market trade (P/S).SideDirection of the trade: a buy (acquired ▲) or a sell (disposed ▼).SharesNumber of shares in this transaction.PriceReported price per share. Blank for trades with no stated price.ValueTransaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ).Owned afterShares the insider held (directly or indirectly) immediately after this trade.Own ΔHow much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing.Co. ΔChange in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake in the company. Based on the latest reported shares outstanding; blank when unavailable.Link to SEC filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell10b5-114,292 14,292 Common Stock60,423filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell10b5-15,849 5,849 Common Stock74,715filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell10b5-19,2920$29.34$272.6K67,828−12%−<0.01% (now 0.04%)filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell10b5-15,0000$29.00$145.0K77,120−6%−<0.01% (now 0.04%)filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy10b5-114,2920$17.84$255.0K82,120+21%+<0.01% (now 0.05%)filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell10b5-15,8490$29.00$169.6K67,828−8%−<0.01% (now 0.04%)filing
2026-08-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy10b5-15,8490$17.84$104.3K73,677+9%+<0.01% (now 0.04%)filing
2026-07-31Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)M sell32,272 32,272 Common Stock32,272filing
2026-07-31Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)S sell500$26.17$1.3K18,994−0.3%−<0.01% (now 0.01%)filing
2026-07-31Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)S sell16,5080$26.13$431.4K19,044−46%−<0.01% (now 0.01%)filing
2026-07-31Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)M buy32,272035,55211×+0.02% (now 0.02%)filing
2026-06-29Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell10b5-111,4210$26.08$297.9K13,088−47%−<0.01% (now <0.01%)filing
2026-06-02BAKER BROS. ADVISORS LP +5 moreDirector, 10% ownerA buy32,008 32,008 Common Stock32,008filing
2026-06-02BAKER BROS. ADVISORS LP +5 moreDirector, 10% ownerA buy32,008 32,008 Common Stock32,008filing
2026-06-02BAKER BROS. ADVISORS LP +5 moreDirector, 10% ownerA buy18,622039,384,587+<0.1%+0.01% (now 23%)filing
2026-06-02BAKER BROS. ADVISORS LP +5 moreDirector, 10% ownerA buy18,62203,677,357+0.5%+0.01% (now 2.1%)filing
2026-06-01Ndu AdoraDirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01Ndu AdoraDirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01Ndu AdoraDirectorM sell8,107 8,107 Common Stock0filing
2026-06-01Ndu AdoraDirectorM buy8,107032,908+33%+<0.01% (now 0.02%)filing
2026-06-01GAROFALO ELIZABETH A.DirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01GAROFALO ELIZABETH A.DirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01GAROFALO ELIZABETH A.DirectorM sell8,107 8,107 Common Stock0filing
2026-06-01GAROFALO ELIZABETH A.DirectorM buy8,107033,489+32%+<0.01% (now 0.02%)filing
2026-06-01Poole JonathanDirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01Poole JonathanDirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01Poole JonathanDirectorM sell2,010 2,010 Common Stock0filing
2026-06-01Poole JonathanDirectorM buy2,01002,010new+<0.01% (now <0.01%)filing
2026-06-01Daly James MDirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01Daly James MDirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01Daly James MDirectorM sell8,107 8,107 Common Stock0filing
2026-06-01Daly James MDirectorM buy8,107012,1483.0×+<0.01% (now <0.01%)filing
2026-06-01Brege LauraDirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01Brege LauraDirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01Brege LauraDirectorM sell8,107 8,107 Common Stock0filing
2026-06-01Brege LauraDirectorM buy8,107023,202+54%+<0.01% (now 0.01%)filing
2026-06-01HARRIGAN EDMUNDDirectorA buy9,311 9,311 Common Stock9,311filing
2026-06-01HARRIGAN EDMUNDDirectorA buy16,004 16,004 Common Stock16,004filing
2026-06-01HARRIGAN EDMUNDDirectorM sell8,107 8,107 Common Stock0filing
2026-06-01HARRIGAN EDMUNDDirectorM buy8,107043,148+23%+<0.01% (now 0.03%)filing
2026-05-27Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell5,4010$21.18$114.4K24,509−18%−<0.01% (now 0.01%)filing
2026-05-05Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell6,815 6,815 Common Stock6,815filing
2026-05-05Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell3,5060$21.79$76.4K66,145−5%−<0.01% (now 0.04%)filing
2026-05-05Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy6,815069,651+11%+<0.01% (now 0.04%)filing
2026-05-05Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M sell2,596 2,596 Common Stock2,596filing
2026-05-05Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell1,3320$21.79$29.0K29,129−4%−<0.01% (now 0.02%)filing
2026-05-05Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M buy2,596030,461+9%+<0.01% (now 0.02%)filing
2026-04-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell5,276 5,276 Common Stock0filing
2026-04-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell2,7090$22.20$60.1K62,836−4%−<0.01% (now 0.04%)filing
2026-04-07Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy5,276065,545+9%+<0.01% (now 0.04%)filing
2026-04-07Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M sell2,010 2,010 Common Stock0filing
2026-04-07Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell1,0300$22.20$22.9K27,865−4%−<0.01% (now 0.02%)filing
2026-04-07Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M buy2,010028,895+7%+<0.01% (now 0.02%)filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell6,178 6,178 Common Stock12,358filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M sell8,138 8,138 Common Stock24,414filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell370$21.72$80460,269−<0.1%−<0.01% (now 0.03%)filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell3,1710$21.65$68.7K60,306−5%−<0.01% (now 0.03%)filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy6,178063,477+11%+<0.01% (now 0.04%)filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)S sell4,1770$21.47$89.7K57,299−7%−<0.01% (now 0.03%)filing
2026-03-26Schneyer Mark C.Officer (EVP, CHIEF FINANCIAL OFFICER)M buy8,138061,476+15%+<0.01% (now 0.04%)filing
2026-03-26Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)M sell6,715 6,715 Common Stock20,146filing
2026-03-26Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)S sell3,4350$21.47$73.7K3,280−51%−<0.01% (now <0.01%)filing
2026-03-26Thompson Elizabeth H.Z.Officer (EVP, Head of Research & Dev)M buy6,71506,715new+<0.01% (now <0.01%)filing
2026-03-26Owen Adams CatherineDirector, Officer (Chief Executive Officer)M sell23,509 23,509 Common Stock70,530filing
2026-03-26Owen Adams CatherineDirector, Officer (Chief Executive Officer)S sell11,6410$21.47$249.9K14,803−44%−<0.01% (now <0.01%)filing
2026-03-26Owen Adams CatherineDirector, Officer (Chief Executive Officer)M buy23,509026,4449.0×+0.01% (now 0.02%)filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M sell2,142 2,142 Common Stock4,284filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M sell1,627 1,627 Common Stock4,883filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell120$21.73$26126,885−<0.1%−<0.01% (now 0.02%)filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell1,0970$21.65$23.8K26,897−4%−<0.01% (now 0.02%)filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M buy2,142027,994+8%+<0.01% (now 0.02%)filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)S sell8330$21.47$17.9K25,852−3%−<0.01% (now 0.02%)filing
2026-03-26Kihara JamesOfficer (PRINCIPAL ACCOUNTING OFFICER)M buy1,627026,685+6%+<0.01% (now 0.02%)filing
2026-03-26Rhodes Jennifer JOfficer (EVP, CHIEF LEGAL OFFICER, SEC)M sell7,515 7,515 Common Stock22,547filing
2026-03-26Rhodes Jennifer JOfficer (EVP, CHIEF LEGAL OFFICER, SEC)S sell3,8440$21.47$82.5K11,280−25%−<0.01% (now <0.01%)filing
2026-03-26Rhodes Jennifer JOfficer (EVP, CHIEF LEGAL OFFICER, SEC)M buy7,515015,124+99%+<0.01% (now <0.01%)filing

Up to 200 most recent filings · select a heading to sort, or open “How to read this” above for definitions · this company on SEC EDGAR.