Unusual Options Activity
BMRN Unusual Options Activity - BioMarin Pharmaceutical
- Last active day
- August 21, 2026
- Active days (30d)
- 10
- Biggest recent print
- Call $75.0000 · $31K
AI summary
On August 21, 2026, BioMarin Pharmaceutical Inc. (BMRN) recorded unusual options activity with a notable call transaction. A single print was observed for a call option with a strike price of $75, set to expire on September 18, 2026. The premium for this call was $31,350, indicating a significant investment in this particular option. The volume-to-open interest ratio for this transaction was 3.4, suggesting that the volume of this trade was relatively high compared to the existing open interest. In the last 30 days, BMRN has seen activity on 10 days, indicating a consistent interest in its options market. No put options were recorded in this instance, highlighting a one-sided focus on calls. Overall, this activity may reflect a sentiment or strategy among traders regarding the stock's potential movement leading up to the expiration date.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| BMRN | Call | $75.0000 | 09/18/26 (27d) | 3.4× | $31K | 43% |
History
- 2026-08-211 prints$31K calls$0K puts
- 2026-08-191 prints$0K calls$181K puts
- 2026-08-182 prints$180K calls$181K puts
- 2026-08-171 prints$180K calls$0K puts
- 2026-08-141 prints$0K calls$56K puts
- 2026-08-131 prints$144K calls$0K puts
- 2026-08-121 prints$144K calls$0K puts
- 2026-08-111 prints$965K calls$0K puts
- 2026-08-102 prints$1.0M calls$0K puts
- 2026-08-071 prints$82K calls$0K puts
- 2026-06-101 prints$615K calls$0K puts
- 2026-06-091 prints$615K calls$0K puts
- 2026-06-011 prints$137K calls$0K puts
- 2026-05-282 prints$106K calls$65K puts
- 2026-04-071 prints$316K calls$0K puts
- 2026-03-022 prints$678K calls$0K puts
- 2026-02-201 prints$152K calls$0K puts
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