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Contract OI history

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Oct 30, 2026 EXPIRATION

CMG $27.50 Put

CMG261030P00027500

Latest saved OI656Oct 23, 2026
Last change+509vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $27.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 6563280 2026-10-21: 147 OI2026-10-23: 656 OI Oct 21, 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, 2026Viewing656+509
Oct 21, 2026147No prior observation