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Contract OI history

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Mar 19, 2027 EXPIRATION

CMG $37.50 Put

CMG270319P00037500

Latest saved OI4,248Oct 23, 2026
Last change-16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $37.50 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. 4,2802,1400 2026-10-02: 4,280 OI2026-10-05: 4,269 OI2026-10-06: 4,269 OI2026-10-07: 4,269 OI2026-10-08: 4,269 OI2026-10-09: 4,272 OI2026-10-13: 4,272 OI2026-10-14: 4,272 OI2026-10-15: 4,272 OI2026-10-16: 4,274 OI2026-10-21: 4,264 OI2026-10-23: 4,248 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, 2026Viewing4,248-16
Oct 21, 20264,264-10
Oct 16, 20264,274+2
Oct 15, 20264,2720
Oct 14, 20264,2720
Oct 13, 20264,2720
Oct 09, 20264,272+3
Oct 08, 20264,2690
Oct 07, 20264,2690
Oct 06, 20264,2690
Oct 05, 20264,269-11
Oct 02, 20264,280No prior observation