SO Open Interest
The Southern Company (SO) had 139.54K open option contracts as of Nov 4, 2026: 76.31K calls and 63.23K puts. Open interest rose 31.0% over the past four weeks. The put/call open interest ratio is 0.83, so calls outnumber puts.
Open Interest by Strike
Showing results for SO, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for SO, 2026-11-06(w), 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 SO, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for SO, 2026-11-06(w), calls & puts. View all expiries
SO 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 SO have?
Southern had 139.54K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 121.18K contracts.
Is SO open interest rising or falling?
Open interest rose 31.0% over the past four weeks. It was 106.51K contracts on Oct 7, 2026. See the SO open interest history for a longer view.
What is the SO put/call open interest ratio?
The Southern put/call open interest ratio was 0.83 as of Nov 4, 2026. Four weeks earlier it was 0.64.
What is The Southern Company?
Southern is one of the largest utilities in the US.