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Contract OI history

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Jun 17, 2027 EXPIRATION

CMG $27.50 Put

CMG270617P00027500

Latest saved OI1,521Oct 23, 2026
Last change+339vs 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. 1,5217600 2026-10-02: 1,007 OI2026-10-05: 1,120 OI2026-10-06: 1,141 OI2026-10-07: 1,141 OI2026-10-08: 1,141 OI2026-10-09: 1,137 OI2026-10-13: 1,175 OI2026-10-14: 1,175 OI2026-10-15: 1,175 OI2026-10-16: 1,174 OI2026-10-21: 1,182 OI2026-10-23: 1,521 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, 2026Viewing1,521+339
Oct 21, 20261,182+8
Oct 16, 20261,174-1
Oct 15, 20261,1750
Oct 14, 20261,1750
Oct 13, 20261,175+38
Oct 09, 20261,137-4
Oct 08, 20261,1410
Oct 07, 20261,1410
Oct 06, 20261,141+21
Oct 05, 20261,120+113
Oct 02, 20261,007No prior observation