ENS Open Interest
EnerSys Inc (ENS) had 8.17K open option contracts as of Nov 4, 2026: 6.72K calls and 1.45K puts. Open interest rose 8.5% over the past four weeks, and is ENS's highest level in 12 weeks. The put/call open interest ratio is 0.22, so calls outnumber puts.
Open Interest by Strike
Showing results for ENS, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for ENS, 2026-11-20(m), calls & puts
| Call Open Interest Total | |
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| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for ENS, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for ENS, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for ENS, all expirations, calls & puts. View full history
ENS 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 ENS have?
EnerSys had 8.17K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 7.68K contracts.
Is ENS open interest rising or falling?
Open interest rose 8.5% over the past four weeks, and is ENS's highest level in 12 weeks. It was 7.53K contracts on Oct 7, 2026. See the ENS open interest history for a longer view.
What is the ENS put/call open interest ratio?
The EnerSys put/call open interest ratio was 0.22 as of Nov 4, 2026. Four weeks earlier it was 0.13.
What is EnerSys Inc?
EnerSys provides stored energy solutions for industrial applications.