Unusual Options Activity
RARE Unusual Options Activity - Ultragenyx Pharmaceutical
- Last active day
- October 2, 2026
- Active days (30d)
- 11
- Biggest recent print
- Call $17.5000 · $123K
AI summary
On October 2, 2026, Ultragenyx Pharmaceutical Inc. (RARE) saw notable options activity with a single print of a call option. The transaction involved a call option with a strike price of $17.50, set to expire on December 18, 2026, with a premium of $122,980. This print reflects a volume-to-open interest ratio of 2.6, indicating a relatively active position compared to existing open interest. There were no put options traded during this session, highlighting a clear preference for calls among participants. Over the past 30 days, RARE has recorded activity on 11 days, suggesting ongoing interest in its options market. The absence of put activity alongside the significant call premium may indicate a focus on potential upward movement in the stock.
AI-generated summary
RARE was last active on October 2, 2026.
Prints on October 2, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| RARE | Call | $17.5000 | 12/18/26 (78d) | 2.6× | $123K | 70% |
History
- 2026-10-021 prints$123K calls$0K puts
- 2026-10-011 prints$123K calls$0K puts
- 2026-09-241 prints$3.2M calls$0K puts
- 2026-09-231 prints$3.2M calls$0K puts
- 2026-09-211 prints$2.8M calls$0K puts
- 2026-09-181 prints$2.8M calls$0K puts
- 2026-09-111 prints$0K calls$976K puts
- 2026-09-101 prints$0K calls$976K puts
- 2026-09-084 prints$669K calls$0K puts
- 2026-09-046 prints$2.3M calls$74K puts
- 2026-09-032 prints$1.6M calls$74K puts
- 2026-08-271 prints$0K calls$3.9M puts
- 2026-08-261 prints$0K calls$3.9M puts
- 2026-08-103 prints$2.1M calls$1.1M puts
- 2026-08-073 prints$2.1M calls$1.1M puts
- 2026-08-061 prints$0K calls$449K puts
- 2026-07-311 prints$984K calls$0K puts
- 2026-07-301 prints$984K calls$0K puts
- 2026-07-242 prints$1.5M calls$0K puts
- 2026-07-234 prints$1.5M calls$2.3M puts
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