Unusual Options Activity
KRYS Unusual Options Activity - Krystal Biotech
- Last active day
- August 21, 2026
- Active days (30d)
- 5
- Biggest recent print
- Call $340.0000 · $2.8M
AI summary
On August 21, 2026, Krystal Biotech, Inc. (KRYS) experienced notable options activity, with a significant call print. A single transaction was recorded for a call option with a strike price of $340, set to expire on September 18, 2026. The premium for this call was approximately $2,823,100, indicating a strong interest in this particular option. The volume-to-open interest ratio for this call option stood at 9.5, suggesting that the activity was relatively high compared to existing open positions. Over the past 30 days, KRYS has seen options activity on five separate days, but this particular print stands out due to the substantial premium associated with it. No put options were traded during this session, highlighting a clear focus on call activity. Overall, this unusual options activity may reflect market participants' expectations regarding the underlying stock's performance leading up to the expiration date.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| KRYS | Call | $340.0000 | 09/18/26 (27d) | 9.5× | $2.8M | 40% |
History
- 2026-08-211 prints$2.8M calls$0K puts
- 2026-08-041 prints$0K calls$346K puts
- 2026-08-031 prints$0K calls$346K puts
- 2026-07-271 prints$257K calls$0K puts
- 2026-07-241 prints$257K calls$0K puts
- 2026-04-231 prints$0K calls$754K puts
- 2026-02-201 prints$28K calls$0K puts
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