ACAD
ACADIA PHARMACEUTICALS INC
Pharmaceutical PreparationsNasdaqLarge accelerated filer
Total Trades
174
Buys
1
Sells
91
Largest Trade
N/A
Insiders
11
Institutional Funds
284
Inst. Value
$1M+
Activist Filings
13
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| DAVIS STEPHEN | CEO | EXERCISE | N/A | 22K | — | May 3, 2024 |
| DAVIS STEPHEN | CEO | SELL | $100K–$500K | 27K | $17.87 | Apr 9, 2024 |
| DAVIS STEPHEN | CEO | EXERCISE | N/A | 52K | — | Apr 9, 2024 |
| Teehan Brendan | EVP | EXERCISE | N/A | 5K | — | Apr 9, 2024 |
| Teehan Brendan | EVP | SELL | $15K–$50K | 3K | $17.87 | Apr 9, 2024 |
| Kihara James | PRINCIPAL ACCOUNTI… | SELL | $15K–$50K | 2K | $17.87 | Apr 9, 2024 |
| Kihara James | PRINCIPAL ACCOUNTI… | EXERCISE | N/A | 3K | — | Apr 9, 2024 |
| Schneyer Mark C. | EVP | SELL | $15K–$50K | 3K | $17.87 | Apr 9, 2024 |
| Schneyer Mark C. | EVP | EXERCISE | N/A | 5K | — | Apr 9, 2024 |
| Teehan Brendan | EVP | SELL | $50K–$100K | 5K | $17.90 | Mar 28, 2024 |
| Teehan Brendan | EVP | GRANT | N/A | 10K | — | Mar 28, 2024 |
| DAVIS STEPHEN | CEO | GRANT | N/A | 35K | — | Mar 27, 2024 |
| DAVIS STEPHEN | CEO | SELL | $100K–$500K | 18K | $17.90 | Mar 27, 2024 |
| Schneyer Mark C. | EVP | GRANT | N/A | 11K | — | Mar 27, 2024 |
| Schneyer Mark C. | EVP | SELL | $50K–$100K | 5K | $17.90 | Mar 27, 2024 |
| Schneyer Mark C. | EVP | EXERCISE | N/A | 1K | — | Feb 27, 2024 |
| Schneyer Mark C. | EVP | SELL | $15K–$50K | 772 | $24.67 | Feb 27, 2024 |
| Teehan Brendan | EVP | SELL | $15K–$50K | 624 | $24.67 | Feb 27, 2024 |
| Teehan Brendan | EVP | EXERCISE | N/A | 1K | — | Feb 27, 2024 |
| Kihara James | PRINCIPAL ACCOUNTI… | SELL | $1K–$15K | 474 | $24.67 | Feb 27, 2024 |
| Kihara James | PRINCIPAL ACCOUNTI… | EXERCISE | N/A | 840 | — | Feb 27, 2024 |
| DAVIS STEPHEN | CEO | EXERCISE | N/A | 11K | — | Feb 27, 2024 |
| DAVIS STEPHEN | CEO | SELL | $100K–$500K | 6K | $24.67 | Feb 27, 2024 |
| Teehan Brendan | EVP | SELL | $100K–$500K | 5K | $22.64 | Nov 21, 2023 |
| Teehan Brendan | EVP | EXERCISE | N/A | 10K | — | Nov 21, 2023 |
| Schneyer Mark C. | CFO | SELL | $100K–$500K | 5K | $22.64 | Nov 21, 2023 |
| Schneyer Mark C. | CFO | EXERCISE | N/A | 10K | — | Nov 21, 2023 |
| Kihara James | Principal Accounti… | EXERCISE | N/A | 4K | — | Nov 21, 2023 |
| Kihara James | Principal Accounti… | SELL | $15K–$50K | 2K | $22.64 | Nov 21, 2023 |
| KIM AUSTIN D. | EVP | SELL | $100K–$500K | 16K | $21.96 | Oct 7, 2023 |
| KIM AUSTIN D. | EVP | EXERCISE | N/A | 36K | — | Oct 7, 2023 |
| DAVIS STEPHEN | CEO | EXERCISE | N/A | 104K | — | Oct 7, 2023 |
| DAVIS STEPHEN | CEO | SELL | $1M+ | 52K | $21.96 | Oct 7, 2023 |
| Kihara James | Principal Accounti… | SELL | $50K–$100K | 2K | $25.88 | Sep 19, 2023 |
| Schneyer Mark C. | CFO | SELL | $100K–$500K | 10K | $29.00 | Aug 23, 2023 |
| DAVIS STEPHEN | CEO | SELL | $1M+ | 100K | $30.04 | Jul 18, 2023 |
| DAVIS STEPHEN | CEO | EXERCISE | $1M+ | 100K | $20.77 | Jul 18, 2023 |
| DAVIS STEPHEN | CEO | SELL | $1M+ | 72K | $25.04 | Jul 14, 2023 |
| Kihara James | Principal Accounti… | SELL | $15K–$50K | 2K | $24.15 | Jun 16, 2023 |
| Brege Laura | Director | SELL | $100K–$500K | 5K | $24.87 | Jun 14, 2023 |
| Schneyer Mark C. | CFO | SELL | $15K–$50K | 974 | $25.02 | Jun 13, 2023 |
| Schneyer Mark C. | CFO | EXERCISE | N/A | 2K | — | Jun 13, 2023 |
| BAKER BROS. ADVISORS LP | Director | BUY | $1M+ | 897K | $25.33 | May 24, 2023 |
| BAKER BROS. ADVISORS LP | Director | EXERCISE | $100K–$500K | 25K | $17.01 | May 24, 2023 |
| Kihara James | Principal Accounti… | SELL | $100K–$500K | 6K | $22.50 | May 19, 2023 |
| Kihara James | Principal Accounti… | EXERCISE | N/A | 12K | — | May 19, 2023 |
| Schneyer Mark C. | CFO | SELL | $100K–$500K | 15K | $22.50 | May 19, 2023 |
| Schneyer Mark C. | CFO | EXERCISE | N/A | 30K | — | May 19, 2023 |
| Teehan Brendan | EVP | EXERCISE | N/A | 30K | — | May 19, 2023 |
| Teehan Brendan | EVP | SELL | $100K–$500K | 15K | $22.50 | May 19, 2023 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 284 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| STATE STREET CORP | 7.9M | $1M+ | SH |
| Point72 Asset Management, L.P. | 3.4M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.8M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 2.8M | $1M+ | SH |
| Palo Alto Investors LP | 2.5M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 2.3M | $1M+ | SH |
| BRAIDWELL LP | 2.0M | $1M+ | SH |
| Pictet Asset Management Holding SA | 1.5M | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 1.5M | $1M+ | SH |
| NORGES BANK | 1.5M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.5M | $1M+ | SH |
| Trails Edge Capital Partners, LP | 1.4M | $1M+ | SH |
| Frazier Life Sciences Management, L.P. | 1.3M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2M | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.1M | $1M+ | SH |
| Logos Global Management LP | 850K | $1M+ | SH |
| EMERALD ADVISERS, LLC | 811K | $1M+ | SH |
| PANAGORA ASSET MANAGEMENT INC | 681K | $1M+ | SH |
| Fisher Asset Management, LLC | 665K | $1M+ | SH |
| AQR CAPITAL MANAGEMENT LLC | 590K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13D/A · Feb 26, 2026
25.3%
43.2M shares
SC 13G/A · Nov 14, 2025
4.2%
7.1M shares
SC 13G/A · Feb 14, 2025
5.2%
8.7M shares
SC 13G/A · Feb 7, 2025
11.9%
19.9M shares
SC 13G/A · Nov 14, 2024
8.3%
13.7M shares
SC 13G · Feb 14, 2024
6.9%
11.3M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
8.2%
13.4M shares
SC 13G/A · Jan 26, 2024
6.9%
11.4M shares
SC 13D/A · May 24, 2023
26.5%
43.1M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2023
2.6%
4.3M shares
SC 13G/A · Jan 31, 2023
6.3%
10.3M shares
SC 13D/A · Jan 17, 2023
26.0%
42.2M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G · Feb 14, 2022
5.9%
9.5M shares