Unusual Options Activity
SMMT Unusual Options Activity - Summit Therapeutics
- Last active day
- August 18, 2026
- Active days (30d)
- 13
- Biggest recent print
- Put $9.0000 · $1.5M
AI summary
On August 18, 2026, Summit Therapeutics Inc. (SMMT) experienced notable options activity with a significant print involving put options. A single transaction was recorded for the SMMT 9.00 strike put option, set to expire on January 15, 2027. The premium for this put option was reported at $1,510,245, indicating a substantial commitment to this position. The volume-to-open interest ratio for this transaction stood at 8.7, suggesting that the volume significantly exceeded the existing open interest, which may indicate a notable shift in market sentiment or hedging activity. Over the past 30 days, SMMT has had 13 active trading days, reflecting ongoing interest in its options market. Overall, the activity on this day highlights a concentrated focus on the downside potential for the stock, as indicated by the substantial put premium.
AI-generated summary
SMMT was last active on August 18, 2026.
Prints on August 18, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| SMMT | Put | $9.0000 | 01/15/27 (151d) | 8.7× | $1.5M | 120% |
History
- 2026-08-181 prints$0K calls$1.5M puts
- 2026-08-171 prints$0K calls$1.5M puts
- 2026-08-141 prints$0K calls$107K puts
- 2026-08-131 prints$0K calls$107K puts
- 2026-08-121 prints$0K calls$670K puts
- 2026-08-111 prints$0K calls$670K puts
- 2026-07-301 prints$362K calls$0K puts
- 2026-07-291 prints$362K calls$0K puts
- 2026-07-274 prints$6.9M calls$538K puts
- 2026-07-244 prints$6.9M calls$538K puts
- 2026-07-221 prints$0K calls$705K puts
- 2026-07-212 prints$27K calls$705K puts
- 2026-07-202 prints$27K calls$36K puts
- 2026-07-172 prints$143K calls$36K puts
- 2026-07-161 prints$143K calls$0K puts
- 2026-07-081 prints$168K calls$0K puts
- 2026-07-071 prints$168K calls$0K puts
- 2026-06-301 prints$97K calls$0K puts
- 2026-06-291 prints$97K calls$0K puts
- 2026-06-262 prints$1.0M calls$0K puts
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