MKS Inc (MKSI) options traded 3.06K contracts on Nov 4, 2026, well above the 20-day average of 768. Calls made up 24.1% of the volume, a put/call ratio of 3.15. It was the busiest day for MKSI options in 12 weeks.
Option Volume by Strike
Showing results for MKSI, 2026-11-20(m), calls & puts
Option Volume Stats
Showing results for MKSI, 2026-11-20(m), calls & puts
| Call Volume | |
|---|---|
| Put Volume | |
| Volume Total | |
| Put-Call Volume Ratio |
Highest Volume Options
Showing results for MKSI, 2026-11-20(m), calls & puts
Option Volume Total by Expiry
Showing results for MKSI, 2026-11-20(m), calls & puts. View all expiries
Option Volume History
Showing daily totals for MKSI, all expirations, calls & puts. View full history
MKSI Option Volume FAQ
What is option volume?
Option volume is the number of option contracts traded during a session. It resets at the start of each trading day.
How many MKSI options traded on Nov 4, 2026?
736 calls and 2.32K puts traded on Nov 4, 2026, 3.06K contracts in total.
Is MKSI option volume higher than usual?
Volume on Nov 4, 2026 was well above the 20-day average of 768 contracts. The busiest of the last 20 sessions was Nov 4, 2026, with 3.06K contracts. The 30-day average is 838. See the MKSI option volume history for a longer view.
What is the MKSI put/call volume ratio?
The MKS put/call volume ratio was 3.15 on Nov 4, 2026. Over the last 20 sessions it averaged 0.97, so calls and puts are about even over that stretch.
What is MKS Inc?
MKS Inc delivers foundational technology solutions for leading edge semiconductor manufacturing, electronics and packaging, and specialty industrial applications.