Unusual Options Activity
CABA Unusual Options Activity - Cabaletta Bio
- Last active day
- August 19, 2026
- Active days (30d)
- 7
- Biggest recent print
- Put $4.5000 · $190K
AI summary
On August 19, 2026, notable options activity was observed in Cabaletta Bio, Inc. (CABA), with a single print recorded. The transaction involved a put option with a strike price of $4.50, set to expire on January 15, 2027. The put premium for this trade was $190,008, indicating significant interest in this particular option. The volume to open interest ratio for this put option stands at 2.7, suggesting a relatively active trading interest compared to existing open positions. Over the past 30 days, CABA has seen options activity on 7 different days, reflecting some level of engagement from traders in the options market. The absence of call premiums in this instance highlights a focus on bearish sentiment or hedging strategies among market participants.
AI-generated summary
CABA was last active on August 19, 2026.
Prints on August 19, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| CABA | Put | $4.5000 | 01/15/27 (150d) | 2.7× | $190K | 127% |
History
- 2026-08-191 prints$0K calls$190K puts
- 2026-08-182 prints$95K calls$190K puts
- 2026-08-172 prints$95K calls$133K puts
- 2026-07-311 prints$0K calls$143K puts
- 2026-07-301 prints$0K calls$143K puts
- 2026-07-291 prints$0K calls$253K puts
- 2026-07-281 prints$0K calls$253K puts
- 2026-05-052 prints$97K calls$0K puts
- 2026-05-041 prints$123K calls$0K puts
- 2026-04-241 prints$0K calls$26K puts
- 2026-02-261 prints$61K calls$0K puts
- 2026-02-201 prints$194K calls$0K puts
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