Unusual Options Activity
MRK Unusual Options Activity - Merck & , (new)
- Last active day
- October 7, 2026
- Active days (30d)
- 20
- Biggest recent print
- Put $137.0000 · $118K
AI summary
On October 6, 2026, Merck & Company, Inc. (MRK) saw notable options activity with a significant print in put options. A single transaction involved a put option with a strike price of $137, expiring on October 16, 2026, which carried a premium of $118,014. This print reflects a volume-to-open interest ratio of 10.4, indicating a relatively high level of activity compared to existing open positions. Over the past 30 days, MRK has recorded options activity on 19 days, suggesting consistent interest in its options market. The absence of call premiums in this print highlights a focus on bearish sentiment for this particular expiration and strike price. Overall, this transaction stands out in the context of the recent trading activity for MRK.
AI-generated summary
Prints on October 7, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| MRK | Put | $137.0000 | 10/16/26 (10d) | 10.4× | $118K | 28% |
History
- 2026-10-071 prints$0K calls$118K puts
- 2026-10-061 prints$0K calls$118K puts
- 2026-10-012 prints$416K calls$111K puts
- 2026-09-303 prints$416K calls$292K puts
- 2026-09-291 prints$0K calls$182K puts
- 2026-09-281 prints$82K calls$0K puts
- 2026-09-254 prints$409K calls$79K puts
- 2026-09-245 prints$739K calls$132K puts
- 2026-09-236 prints$4.6M calls$53K puts
- 2026-09-225 prints$4.2M calls$0K puts
- 2026-09-213 prints$318K calls$0K puts
- 2026-09-182 prints$126K calls$40K puts
- 2026-09-171 prints$126K calls$0K puts
- 2026-09-161 prints$2.0M calls$0K puts
- 2026-09-1519 prints$713.9M calls$0K puts
- 2026-09-1421 prints$742.3M calls$91K puts
- 2026-09-114 prints$30.4M calls$91K puts
- 2026-09-103 prints$70K calls$661K puts
- 2026-09-092 prints$0K calls$661K puts
- 2026-09-081 prints$31K calls$0K puts
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