POR Open Interest
Portland General Electric Company (POR) had 1.66K open option contracts as of Nov 4, 2026: 1.29K calls and 375 puts. Open interest fell 59.7% over the past four weeks. The put/call open interest ratio is 0.29, so calls outnumber puts.
Open Interest by Strike
Showing results for POR, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for POR, 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 POR, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for POR, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for POR, all expirations, calls & puts. View full history
POR 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 POR have?
Portland General Electric had 1.66K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 2.71K contracts.
Is POR open interest rising or falling?
Open interest fell 59.7% over the past four weeks. It was 4.13K contracts on Oct 7, 2026. See the POR open interest history for a longer view.
What is the POR put/call open interest ratio?
The Portland General Electric put/call open interest ratio was 0.29 as of Nov 4, 2026. Four weeks earlier it was 0.11.
What is Portland General Electric Company?
Portland General Electric is a regulated electric utility providing generation, transmission, and distribution services in a service territory that includes about half of all Oregon residents and two-thirds of the state's business activity.