SIGI Open Interest
Selective Insurance Group (SIGI) had 222 open option contracts as of Nov 4, 2026: 204 calls and 18 puts. Open interest rose 62.0% over the past four weeks, and is SIGI's highest level in 8 weeks. The put/call open interest ratio is 0.09, so calls outnumber puts.
Open Interest by Strike
Showing results for SIGI, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for SIGI, 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 SIGI, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for SIGI, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for SIGI, all expirations, calls & puts. View full history
SIGI 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 SIGI have?
Selective Insurance had 222 open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 153 contracts.
Is SIGI open interest rising or falling?
Open interest rose 62.0% over the past four weeks, and is SIGI's highest level in 8 weeks. It was 137 contracts on Oct 7, 2026. See the SIGI open interest history for a longer view.
What is the SIGI put/call open interest ratio?
The Selective Insurance put/call open interest ratio was 0.09 as of Nov 4, 2026. Four weeks earlier it was 0.10.
What is Selective Insurance Group?
Selective Insurance Group Inc is a regional property-casualty insurer based in New Jersey, with its operations focused in the New York metropolitan area.