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Contract OI history

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Jan 15, 2027 EXPIRATION

CMG $40.00 Put

CMG270115P00040000

Latest saved OI2,919Oct 23, 2026
Last change-1,949vs 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. 4,9262,4630 2026-10-02: 4,921 OI2026-10-05: 4,921 OI2026-10-06: 4,926 OI2026-10-07: 4,925 OI2026-10-08: 4,925 OI2026-10-09: 4,920 OI2026-10-13: 4,920 OI2026-10-14: 4,920 OI2026-10-15: 4,895 OI2026-10-16: 4,895 OI2026-10-21: 4,868 OI2026-10-23: 2,919 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, 2026Viewing2,919-1,949
Oct 21, 20264,868-27
Oct 16, 20264,8950
Oct 15, 20264,895-25
Oct 14, 20264,9200
Oct 13, 20264,9200
Oct 09, 20264,920-5
Oct 08, 20264,9250
Oct 07, 20264,925-1
Oct 06, 20264,926+5
Oct 05, 20264,9210
Oct 02, 20264,921No prior observation