ENTG Open Interest
Entegris Inc (ENTG) had 30.08K open option contracts as of Nov 4, 2026: 17.04K calls and 13.04K puts. Open interest fell 15.8% over the past four weeks. The put/call open interest ratio is 0.76, so calls outnumber puts.
Open Interest by Strike
Showing results for ENTG, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for ENTG, 2026-11-20(m), calls & puts
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| Put Open Interest Total | |
| Open Interest Total | |
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Highest Open Interest Options
Showing results for ENTG, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for ENTG, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for ENTG, all expirations, calls & puts. View full history
ENTG Open Interest FAQ
What is open interest?
Open interest is the number of option contracts that are open and not yet closed, exercised, or expired. The Options Clearing Corporation calculates it once a day from the previous day's trades, and it is published before the market opens.
How much open interest does ENTG have?
Entegris had 30.08K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 31.55K contracts.
Is ENTG open interest rising or falling?
Open interest fell 15.8% over the past four weeks. It was 35.7K contracts on Oct 7, 2026. See the ENTG open interest history for a longer view.
What is the ENTG put/call open interest ratio?
The Entegris put/call open interest ratio was 0.76 as of Nov 4, 2026. Four weeks earlier it was 0.61.
What is Entegris Inc?
Entegris is a leading supplier of purification solutions and advanced materials.