Option chain for Core & Main Class A (CNM): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Nov 9, 2026, CNM had 6 option expirations, from Nov 20, 2026 to Jan 21, 2028, and 18 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 34.8% (+1% on the day) and 0 contracts traded; the busiest was Jan 21, 2028, with 13.

For the latest figures, see CNM options overview.

Key numbers

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

Nov 20, 2026 (11 days): ATM IV 34.8% (+1%), volume 0
Dec 18, 2026 (39 days): ATM IV 46.4% (+15%), volume 3
Jan 15, 2027 (67 days): ATM IV 41.7% (-1%), volume 1
Mar 19, 2027 (130 days): ATM IV 39.2% (-7%), volume 0
Jun 17, 2027 (220 days): ATM IV 39.1% (-4%), volume 1
Jan 21, 2028 (438 days): ATM IV 41.7% (-6%), volume 13

Data as of November 9, 2026.

CNM Option Chain

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

▲ Close