Unusual Options Activity
GRAL Unusual Options Activity - GRAIL
- Last active day
- September 23, 2026
- Active days (30d)
- 8
- Biggest recent print
- Put $90.0000 · $746K
AI summary
On September 23, 2026, GRAIL, Inc. (GRAL) experienced notable options activity, primarily in put options. A total of three prints were recorded, with a combined put premium of approximately $1.27 million and no call premiums noted. The activity included significant trades in puts with various strike prices, all set to expire on October 16, 2026. The largest print was for the GRAL put option with a strike price of $90.00, which had a premium of $746,270 and a volume-to-open interest ratio of 4.1. Another notable trade involved the $70.00 strike put, with a premium of $238,700 and a volume-to-open interest ratio of 5.7. Additionally, a put option with a strike price of $85.00 was traded for $286,798, showing a volume-to-open interest ratio of 3.7. This activity marks the eighth active day for GRAL options in the last 30 days, indicating heightened interest in the stock's downside potential.
AI-generated summary
GRAL was last active on September 23, 2026.
Prints on September 23, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| GRAL | Put | $70.0000 | 10/16/26 (24d) | 5.7× | $239K | 142% | |
| GRAL | Put | $90.0000 | 10/16/26 (24d) | 4.1× | $746K | 119% | |
| GRAL | Put | $85.0000 | 10/16/26 (24d) | 3.7× | $287K | 128% |
History
- 2026-09-233 prints$0K calls$1.3M puts
- 2026-09-223 prints$0K calls$1.3M puts
- 2026-09-181 prints$0K calls$3.8M puts
- 2026-09-171 prints$0K calls$3.8M puts
- 2026-09-152 prints$856K calls$0K puts
- 2026-09-142 prints$856K calls$0K puts
- 2026-09-021 prints$0K calls$101K puts
- 2026-09-011 prints$0K calls$101K puts
- 2026-08-182 prints$651K calls$167K puts
- 2026-08-173 prints$651K calls$1.2M puts
- 2026-08-141 prints$0K calls$1.0M puts
- 2026-08-101 prints$1.2M calls$0K puts
- 2026-08-071 prints$1.2M calls$0K puts
- 2026-07-291 prints$0K calls$205K puts
- 2026-07-281 prints$0K calls$205K puts
- 2026-05-281 prints$0K calls$174K puts
- 2026-05-271 prints$310K calls$0K puts
- 2026-05-041 prints$0K calls$262K puts
- 2026-04-281 prints$0K calls$172K puts
- 2026-04-211 prints$0K calls$150K puts
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