Unusual Options Activity
MKSI Unusual Options Activity - MKS
- Last active day
- September 24, 2026
- Active days (30d)
- 4
- Biggest recent print
- Put $220.0000 · $107K
AI summary
On September 24, 2026, MKS Inc. (MKSI) saw notable options activity with a single print recorded. The transaction involved a put option with a strike price of $220, expiring on October 16, 2026, which generated a premium of $106,970. This put option had a volume to open interest ratio of 1.8, indicating a relatively active interest compared to existing positions. Over the past 30 days, MKSI has had four active days in the options market, suggesting some level of engagement among traders. The absence of call premiums in this instance highlights a focus on bearish sentiment within this specific trade. Overall, the activity reflects a significant commitment to the put side for the upcoming expiration date.
AI-generated summary
MKSI was last active on September 24, 2026.
Prints on September 24, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| MKSI | Put | $220.0000 | 10/16/26 (23d) | 1.8× | $107K | 59% |
History
- 2026-09-241 prints$0K calls$107K puts
- 2026-09-231 prints$0K calls$107K puts
- 2026-09-211 prints$0K calls$429K puts
- 2026-09-181 prints$0K calls$429K puts
- 2026-08-061 prints$687K calls$0K puts
- 2026-08-051 prints$687K calls$0K puts
- 2026-07-171 prints$0K calls$4.1M puts
- 2026-07-161 prints$0K calls$4.1M puts
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