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Contract OI history

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Jan 19, 2029 EXPIRATION

CMG $20.00 Put

CMG290119P00020000

Latest saved OI191Oct 23, 2026
Last change+37vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $20.00 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. 191950 2026-10-02: 8 OI2026-10-05: 8 OI2026-10-06: 8 OI2026-10-07: 18 OI2026-10-08: 18 OI2026-10-09: 129 OI2026-10-13: 149 OI2026-10-14: 149 OI2026-10-15: 149 OI2026-10-16: 149 OI2026-10-21: 154 OI2026-10-23: 191 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, 2026Viewing191+37
Oct 21, 2026154+5
Oct 16, 20261490
Oct 15, 20261490
Oct 14, 20261490
Oct 13, 2026149+20
Oct 09, 2026129+111
Oct 08, 2026180
Oct 07, 202618+10
Oct 06, 202680
Oct 05, 202680
Oct 02, 20268No prior observation