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Contract OI history

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Dec 18, 2026 EXPIRATION

CMG $40.00 Put

CMG261218P00040000

Latest saved OI73Oct 23, 2026
Last change-6,649vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6,8383,4190 2026-10-02: 6,838 OI2026-10-05: 6,838 OI2026-10-06: 6,779 OI2026-10-07: 6,779 OI2026-10-08: 6,779 OI2026-10-09: 6,773 OI2026-10-13: 6,771 OI2026-10-14: 6,771 OI2026-10-15: 6,759 OI2026-10-16: 6,709 OI2026-10-21: 6,722 OI2026-10-23: 73 OI Oct 02, 2026Oct 23, 2026

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

CMG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing73-6,649
Oct 21, 20266,722+13
Oct 16, 20266,709-50
Oct 15, 20266,759-12
Oct 14, 20266,7710
Oct 13, 20266,771-2
Oct 09, 20266,773-6
Oct 08, 20266,7790
Oct 07, 20266,7790
Oct 06, 20266,779-59
Oct 05, 20266,8380
Oct 02, 20266,838No prior observation