CenterPoint Energy, Inc. (CNP) Options History

Historical options analytics archive for CNP with monthly max pain, implied volatility, gamma exposure, and put/call data.

233 months of complete options data available.

CNP monthly aggregates over the last 6 months: ATM IV, max pain, net GEX, and put/call ratioAverage ATM IVAverage ATM IV18%19%20%21%25-1226-0126-0226-0326-0426-05MonthIVMonth-End Max PainMonth-End Max Pain$38$39$40$41$42$4325-1226-0126-0226-0326-0426-05MonthStrike ($)Month-End Net GEXMonth-End Net GEX$1.0M$1.5M$2.0M$2.5M$3.0M$3.5M25-1226-0126-0226-0326-0426-05MonthGEXAverage P/C RatioAverage P/C Ratio0.501.001.502.0025-1226-0126-0226-0326-0426-05MonthP/C
Month-by-month aggregates from the CNP daily snapshot archive. IV and P/C are averages across days in the month; max pain and net GEX are end-of-month values.

CNP monthly aggregates

Month-by-month rollups derived from the daily snapshot archive for CNP. Volatility and put/call columns are averages across trading days within the month; max pain, net GEX, and net DEX are the end-of-month values (last trading day of the month).

MonthDaysAvg ATM IVAvg IV RankEnd Max PainEnd Net GEXEnd Net DEXAvg P/C
2026-051719.0%40.5%$43.00$2.0M-$26.1M1.05
2026-041620.9%29.3%$41.00$3.7M-$44.0M2.02
2026-031921.6%28.8%$43.00$2.4M-$33.8M0.51
2026-021921.9%29.8%$40.00$2.6M-$43.0M0.50
2026-012020.5%25.4%$38.00$2.2M-$21.1M0.39
2025-122218.0%8.6%$39.00$504.7K-$4.3M0.74

2026

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