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Contract OI history

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Dec 18, 2026 EXPIRATION

CNQ $42.50 Put

CNQ261218P00042500

Latest saved OI336Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNQ $42.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3371680 2026-10-02: 336 OI2026-10-05: 336 OI2026-10-06: 336 OI2026-10-07: 336 OI2026-10-08: 336 OI2026-10-09: 337 OI2026-10-13: 337 OI2026-10-15: 337 OI2026-10-16: 337 OI2026-10-21: 336 OI2026-10-23: 336 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CNQ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3360
Oct 21, 2026336-1
Oct 16, 20263370
Oct 15, 20263370
Oct 13, 20263370
Oct 09, 2026337+1
Oct 08, 20263360
Oct 07, 20263360
Oct 06, 20263360
Oct 05, 20263360
Oct 02, 2026336No prior observation