Option chain for Comfort Systems USA (FIX): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 21, 2026, FIX had 8 option expirations, from Nov 20, 2026 to Jan 19, 2029, and 2,011 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 67.7% (+0% on the day) and 738 contracts traded.

For the latest figures, see FIX options overview.

Key numbers

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

Nov 20, 2026 (30 days): ATM IV 67.7% (+0%), volume 738
Dec 18, 2026 (58 days): ATM IV 62.3% (-0%), volume 380
Jan 15, 2027 (86 days): ATM IV 60.0% (-1%), volume 179
Feb 19, 2027 (121 days): ATM IV 61.5% (+0%), volume 4
Apr 16, 2027 (177 days): ATM IV 59.1% (-0%), volume 0
Dec 17, 2027 (422 days): ATM IV 59.4% (+0%), volume 6
Jan 21, 2028 (457 days): ATM IV 59.1% (+0%), volume 694
Jan 19, 2029 (821 days): ATM IV 58.6% (+0%), volume 10

Data as of October 21, 2026.

FIX Option Chain

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

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