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Contract OI history

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Jan 19, 2029 EXPIRATION

CMG $27.50 Put

CMG290119P00027500

Latest saved OI446Oct 23, 2026
Last change+312vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $27.50 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. 4462230 2026-10-02: 97 OI2026-10-05: 97 OI2026-10-06: 120 OI2026-10-07: 120 OI2026-10-08: 120 OI2026-10-09: 127 OI2026-10-13: 135 OI2026-10-14: 135 OI2026-10-15: 136 OI2026-10-16: 126 OI2026-10-21: 134 OI2026-10-23: 446 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, 2026Viewing446+312
Oct 21, 2026134+8
Oct 16, 2026126-10
Oct 15, 2026136+1
Oct 14, 20261350
Oct 13, 2026135+8
Oct 09, 2026127+7
Oct 08, 20261200
Oct 07, 20261200
Oct 06, 2026120+23
Oct 05, 2026970
Oct 02, 202697No prior observation