POWI Open Interest
Power Integrations Inc (POWI) had 5.9K open option contracts as of Nov 4, 2026: 4.49K calls and 1.41K puts. Open interest fell 29.2% over the past four weeks. The put/call open interest ratio is 0.31, so calls outnumber puts.
Open Interest by Strike
Showing results for POWI, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for POWI, 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 POWI, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for POWI, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for POWI, all expirations, calls & puts. View full history
POWI 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 POWI have?
Power Integrations had 5.9K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 6.86K contracts.
Is POWI open interest rising or falling?
Open interest fell 29.2% over the past four weeks. It was 8.33K contracts on Oct 7, 2026. See the POWI open interest history for a longer view.
What is the POWI put/call open interest ratio?
The Power Integrations put/call open interest ratio was 0.31 as of Nov 4, 2026. Four weeks earlier it was 0.25.