Unusual Options Activity
ACAD Unusual Options Activity - ACADIA Pharmaceuticals
- Last active day
- August 18, 2026
- Active days (30d)
- 4
- Biggest recent print
- Call $33.0000 · $61K
AI summary
On August 18, 2026, unusual options activity was observed in ACADIA Pharmaceuticals Inc. A single print was recorded for a call option with a strike price of $33, set to expire on September 18, 2026. The premium for this call option was $60,520, indicating a notable interest in this particular strike. The volume-to-open interest ratio for this option stood at 2.4, suggesting a higher level of trading activity relative to existing open positions. Over the past 30 days, ACAD has seen active options trading on four separate days, highlighting a potential increase in interest among traders. Notably, no put options were traded during this session, emphasizing a one-sided focus on call activity.
AI-generated summary
ACAD was last active on August 18, 2026.
Prints on August 18, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ACAD | Call | $33.0000 | 09/18/26 (32d) | 2.4× | $61K | 59% |
History
- 2026-08-181 prints$61K calls$0K puts
- 2026-08-171 prints$61K calls$0K puts
- 2026-08-031 prints$513K calls$0K puts
- 2026-07-311 prints$513K calls$0K puts
- 2026-05-051 prints$0K calls$55K puts
- 2026-02-271 prints$0K calls$135K puts
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