5.18K calls and 4.53K puts traded on Nov 4, 2026, 9.7K contracts in total. Open interest was 139.54K contracts. Over the past 30 days, volume averaged 6.99K contracts per day. The SO option volume chart shows volume by strike and expiration date.

Southern IV rank is 70, so its 30-day implied volatility of 21.8% is in the upper part of its one-year range. Over the past year it ranged from 14.0% on Dec 31, 2025 to 25.2% on Nov 3, 2026. See the SO implied volatility history for a longer view.

The Southern put/call volume ratio was 0.87 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.83. The SO open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Southern options about one week from expiration was $87.29, 6.2% below the $93.10 close. The SO max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 26.7%, options price a move of about ±$3.44 (±3.7%) over the next week, a range of roughly $89.66 to $96.54 from the Nov 4, 2026 close. The SO expected move chart shows it for every expiration date.