33 calls and 4 puts traded on Nov 4, 2026, 37 contracts in total. Open interest was 1.11K contracts. Over the past 30 days, volume averaged 19 contracts per day. The GIB option volume chart shows volume by strike and expiration date.

CGI IV rank is 12, so its 30-day implied volatility of 35.7% is near the bottom of its one-year range. Over the past year it ranged from 16.8% on Dec 19, 2025 to 174.4% on Jul 17, 2026. See the GIB implied volatility history for a longer view.

The CGI put/call volume ratio was 0.12 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.14. The GIB open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for CGI options about one week from expiration was $75.00, 8.9% below the $82.30 close. The GIB max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 39.7%, options price a move of about ±$4.52 (±5.5%) over the next week, a range of roughly $77.78 to $86.82 from the Nov 4, 2026 close. The GIB expected move chart shows it for every expiration date.