Option chain for Colliers International Group - Subordinate Voting Shares (CIGI): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Nov 3, 2026, CIGI had 4 option expirations, from Nov 20, 2026 to May 21, 2027, and 50 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 28.9% (-16% on the day) and 17 contracts traded; the busiest was Feb 19, 2027, with 27.

For the latest figures, see CIGI options overview.

Key numbers

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

Nov 20, 2026 (17 days): ATM IV 28.9% (-16%), volume 17
Dec 18, 2026 (45 days): ATM IV 31.8% (-3%), volume 3
Feb 19, 2027 (108 days): ATM IV 35.1% (-3%), volume 27
May 21, 2027 (199 days): ATM IV 29.5% (-4%), volume 3

Data as of November 3, 2026.

CIGI Option Chain

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

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