Unusual Options Activity
ACMR Unusual Options Activity - ACM Research
- Last active day
- September 11, 2026
- Active days (30d)
- 3
- Biggest recent print
- Call $75.0000 · $1.1M
AI summary
On September 11, 2026, ACM Research, Inc. (ACMR) experienced notable options activity with a significant call transaction. A single print was recorded for a call option with a strike price of $75.00, expiring on September 18, 2026. The total premium for this transaction was approximately $1,058,400, indicating a robust investment in this particular option. The volume-to-open interest ratio for this call option stood at 48.1, suggesting a high level of trading activity relative to existing positions. Over the past 30 days, ACMR has seen options activity on three separate days, highlighting a period of increased interest in the stock's options market. No put options were recorded in this transaction, reflecting a clear focus on call activity. Overall, this transaction stands out in terms of size and premium, contributing to the overall options landscape for ACMR.
AI-generated summary
Prints on September 11, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ACMR | Call | $75.0000 | 09/18/26 (6d) | 48.1× | $1.1M | 71% |
History
- 2026-09-111 prints$1.1M calls$0K puts
- 2026-09-041 prints$1.4M calls$0K puts
- 2026-09-031 prints$1.4M calls$0K puts
- 2026-08-071 prints$200K calls$0K puts
- 2026-08-061 prints$200K calls$0K puts
- 2026-07-311 prints$0K calls$3.6M puts
- 2026-07-301 prints$0K calls$3.6M puts
- 2026-07-271 prints$44K calls$0K puts
- 2026-07-241 prints$44K calls$0K puts
- 2026-07-101 prints$1.5M calls$0K puts
- 2026-07-091 prints$1.5M calls$0K puts
- 2026-07-071 prints$0K calls$67K puts
- 2026-07-061 prints$0K calls$67K puts
- 2026-05-271 prints$0K calls$1.0M puts
- 2026-05-082 prints$1.1M calls$0K puts
- 2026-04-241 prints$376K calls$0K puts
- 2026-04-141 prints$188K calls$0K puts
- 2026-04-101 prints$237K calls$0K puts
- 2026-04-091 prints$202K calls$0K puts
- 2026-03-271 prints$197K calls$0K puts
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