Option chain for Costco Wholesale (COST): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Oct 20, 2026, COST had 18 option expirations, from Oct 23, 2026 to Jan 19, 2029, and 33,555 contracts traded that day. The nearest expiration, Oct 23, 2026, had an at-the-money implied volatility of 17.1% (+1% on the day) and 10,738 contracts traded.
For the latest figures, see COST options overview.
Key numbers
Expirations: at-the-money implied volatility, change on the day, volume
- Oct 23, 2026 (3 days): ATM IV 17.1% (+1%), volume 10,738
- Oct 30, 2026 (10 days): ATM IV 17.7% (+3%), volume 7,996
- Nov 6, 2026 (17 days): ATM IV 18.7% (-3%), volume 1,268
- Nov 13, 2026 (24 days): ATM IV 18.0% (+1%), volume 1,510
- Nov 20, 2026 (31 days): ATM IV 18.4% (+0%), volume 6,118
- Nov 27, 2026 (38 days): ATM IV 18.4% (-2%), volume 1,227
- Dec 18, 2026 (59 days): ATM IV 21.0% (-2%), volume 1,561
- Jan 15, 2027 (87 days): ATM IV 21.4% (+2%), volume 1,094
- Feb 19, 2027 (122 days): ATM IV 21.5% (+1%), volume 234
- Mar 19, 2027 (150 days): ATM IV 22.4% (+1%), volume 81
- Apr 16, 2027 (178 days): ATM IV 22.2% (+2%), volume 88
- Jun 17, 2027 (240 days): ATM IV 22.6% (+0%), volume 202
- Sep 17, 2027 (332 days): ATM IV 22.9% (-0%), volume 198
- Jan 21, 2028 (458 days): ATM IV 23.7% (+1%), volume 867
- Jun 16, 2028 (605 days): ATM IV 23.8% (-2%), volume 45
- Sep 15, 2028 (696 days): ATM IV 23.8% (-0%), volume 12
Data as of October 20, 2026.
Detailed and comprehensive option chain for each expiration listed for COST. 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 COST options strategy.
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