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ACADIA Pharmaceuticals Inc. (ACAD) has had 13 insider transactions recently, with net insider activity of -$14K (net selling). The most active insider is Owen Adams Catherine (Director, officer: chief executive officer).
Total Transactions
13
4 buys /9 sells
Shares Acquired
16,697
Transactions: 4•Avg: 4,174.25
Shares Disposed
30,675
Transactions: 9•Avg: 3,408.33
Net Activity
-13,978
Net Selling•Ratio: 44.44%
Q2 2026(Current) | 16,697 | 30,675 | -13,978 | 44.44% |
Q1 2026 | 945,363 | 103,965 | +841,398 | 133.33% |
Q4 2025 | 27,758 | 58,225 | -30,467 | 80.00% |
Q3 2025 | 6,815 | 27,098 | -20,283 | 33.33% |
Q2 2025 | 264,432 | 102,025 | +162,407 | 138.89% |
This table shows insider trading activity by quarter. A ratio > 100% indicates insiders acquired more shares than they disposed of during the period, which is generally considered a bullish signal.
• Most recent data for Q2 2026
Acquired vs Disposed Shares
Net Distribution: 13,978 shares•Acquired/Disposed Ratio: 44.44%
Net Activity | |||||
|---|---|---|---|---|---|
OAC Owen Adams Catherine | Director, officer: chief executive officer | 5 | 363,023 | 35,150 | +327,873 |
TEH Thompson Elizabeth H.Z. | Officer: evp, head of research & dev | 5 | 137,837 | 10,150 | +127,687 |
GT Garner Thomas | Officer: evp, chief commercial officer | 2 | 126,440 | 0 | +126,440 |
RJJ Rhodes Jennifer J | Officer: evp, chief legal officer, sec | 8 | 137,532 | 31,253 | +106,279 |
SMC Schneyer Mark C. | Officer: evp, chief financial officer | 22 | 170,121 | 85,680 | +84,441 |
This table shows the trading activity of the most active company insiders. Positive net activity (buying more than selling) is often considered a bullish signal.
2026-05-29 | Director, 10 percent owner: | Purchase | 18,622 | $0 | $0 | 39,384,587 | |
2026-05-29 | Director, 10 percent owner: | Purchase | 18,622 | $0 | $0 | 3,677,357 | |
2026-05-29 | Director, 10 percent owner: | Purchase | 32,008 | $21.66 | $693,293.28 | 32,008 | |
2026-05-29 | Director | Purchase | 8,107 | $0 | $0 | 43,148 | |
2026-05-29 | Director | Purchase | 16,004 | $21.66 | $346,646.64 | 16,004 |
This table displays recent Form 4 filings showing transactions by company insiders. SEC rules require insiders to report their transactions within two business days.
BBAL BAKER BROS. ADVISORS LP | Director, 10 percent owner: | Jun 2, 2026 | |
BBAL BAKER BROS. ADVISORS LP | Director, 10 percent owner: | Jun 2, 2026 | |
BBAL BAKER BROS. ADVISORS LP | Director, 10 percent owner: | Jun 2, 2026 | |
HE HARRIGAN EDMUND | Director | Jun 1, 2026 | |
HE HARRIGAN EDMUND | Director | Jun 1, 2026 |
Net change in shares shown on right