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Contract OI history

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Jan 21, 2028 EXPIRATION

CMG $42.50 Put

CMG280121P00042500

Latest saved OI2,184Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $42.50 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. 2,1841,0920 2026-10-02: 2,175 OI2026-10-05: 2,175 OI2026-10-06: 2,175 OI2026-10-07: 2,175 OI2026-10-08: 2,175 OI2026-10-09: 2,178 OI2026-10-13: 2,178 OI2026-10-14: 2,178 OI2026-10-15: 2,178 OI2026-10-16: 2,178 OI2026-10-21: 2,178 OI2026-10-23: 2,184 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, 2026Viewing2,184+6
Oct 21, 20262,1780
Oct 16, 20262,1780
Oct 15, 20262,1780
Oct 14, 20262,1780
Oct 13, 20262,1780
Oct 09, 20262,178+3
Oct 08, 20262,1750
Oct 07, 20262,1750
Oct 06, 20262,1750
Oct 05, 20262,1750
Oct 02, 20262,175No prior observation