Option chain for Nisource (NI): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 23, 2026, NI had 4 option expirations, from Nov 20, 2026 to Apr 16, 2027, and 29 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 18.6% (-11% on the day) and 4 contracts traded; the busiest was Apr 16, 2027, with 15.

For the latest figures, see NI options overview.

Key numbers

Expirations: at-the-money implied volatility, change on the day, volume

Nov 20, 2026 (28 days): ATM IV 18.6% (-11%), volume 4
Dec 18, 2026 (56 days): ATM IV 20.4% (-1%), volume 9
Jan 15, 2027 (84 days): ATM IV 20.8% (+3%), volume 1
Apr 16, 2027 (175 days): ATM IV 21.5% (+4%), volume 15

Data as of October 23, 2026.

NI Option Chain

Detailed and comprehensive option chain for each expiration listed for NI. Includes volume, open interest, implied volatility, and bid/ask for each strike. Investigate further by clicking on a strike and seeing trade activity, volatility movement, and yesterday's closing values. Use the built-in options profit calculator to see the profit or loss of any NI options strategy.

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