ORA Open Interest
Ormat Technologies Inc (ORA) had 24.38K open option contracts as of Nov 4, 2026: 7.32K calls and 17.06K puts. Open interest rose 18.5% over the past four weeks, and is ORA's highest level in 4 weeks. The put/call open interest ratio is 2.33, so puts outnumber calls.
Open Interest by Strike
Showing results for ORA, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for ORA, 2026-11-20(m), calls & puts
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Highest Open Interest Options
Showing results for ORA, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for ORA, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for ORA, all expirations, calls & puts. View full history
ORA 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 ORA have?
Ormat Technologies had 24.38K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 22.15K contracts.
Is ORA open interest rising or falling?
Open interest rose 18.5% over the past four weeks, and is ORA's highest level in 4 weeks. It was 20.57K contracts on Oct 7, 2026. See the ORA open interest history for a longer view.
What is the ORA put/call open interest ratio?
The Ormat Technologies put/call open interest ratio was 2.33 as of Nov 4, 2026. Four weeks earlier it was 2.15.
What is Ormat Technologies Inc?
Ormat Technologies Inc is engaged in the geothermal and recovered energy power business.