Option chain for Knife River (KNF): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 26, 2026, KNF had 4 option expirations, from Nov 20, 2026 to May 21, 2027, and 19 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 50.7% (-3% on the day) and 16 contracts traded.

For the latest figures, see KNF options overview.

Key numbers

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

Nov 20, 2026 (25 days): ATM IV 50.7% (-3%), volume 16
Dec 18, 2026 (53 days): ATM IV 36.8% (-2%), volume 0
Feb 19, 2027 (116 days): ATM IV 41.7% (-2%), volume 0
May 21, 2027 (207 days): ATM IV 44.7% (+1%), volume 3

Data as of October 26, 2026.

KNF Option Chain

Detailed and comprehensive option chain for each expiration listed for KNF. 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 KNF options strategy.

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