245 calls and 8.77K puts traded on Nov 4, 2026, 9.01K contracts in total. Open interest was 48.38K contracts. Over the past 30 days, volume averaged 2.29K contracts per day. The CNP option volume chart shows volume by strike and expiration date.

CenterPoint Energy IV rank is 5, so its 30-day implied volatility of 21.3% is near the bottom of its one-year range. Over the past year it ranged from 13.5% on Dec 22, 2025 to 160.6% on Oct 16, 2026. See the CNP implied volatility history for a longer view.

The CenterPoint Energy put/call volume ratio was 35.79 on Nov 4, 2026, so puts outnumber calls. The put/call open interest ratio was 1.91. The CNP open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for CenterPoint Energy options about one week from expiration was $42.25, 2.9% above the $41.05 close. The CNP max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 24.2%, options price a move of about ±$1.37 (±3.3%) over the next week, a range of roughly $39.68 to $42.42 from the Nov 4, 2026 close. The CNP expected move chart shows it for every expiration date.