Unusual Options Activity
ACAD Unusual Options Activity - ACADIA Pharmaceuticals
- Last active day
- September 8, 2026
- Active days (30d)
- 4
- Biggest recent print
- Put $26.0000 · $103K
AI summary
On September 8, 2026, ACADIA Pharmaceuticals Inc. experienced notable options activity with a significant print involving a put option. A single transaction was recorded for the ACAD put option with a strike price of $26.00, set to expire on September 18, 2026. The premium for this transaction was $103,206, indicating a substantial commitment to this position. The volume to open interest ratio for this print was 2.4, suggesting a level of activity that may reflect interest in hedging or speculation around the stock's performance. Over the past 30 days, ACAD has seen active options trading on four days, indicating a potential increase in investor engagement with the stock. The absence of call activity in this instance highlights a focused interest on the downside. Overall, this print adds to the ongoing narrative of options trading for ACAD, particularly in the context of put activity.
AI-generated summary
ACAD was last active on September 8, 2026.
Prints on September 8, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ACAD | Put | $26.0000 | 09/18/26 (13d) | 2.4× | $103K | 90% |
History
- 2026-09-081 prints$0K calls$103K puts
- 2026-09-041 prints$0K calls$103K puts
- 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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