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Contract OI history

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Nov 20, 2026 EXPIRATION

CMI $510.00 Put

CMI261120P00510000

Latest saved OI581Oct 23, 2026
Last change+14vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMI $510.00 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. 5812900 2026-10-02: 524 OI2026-10-05: 526 OI2026-10-06: 508 OI2026-10-07: 530 OI2026-10-08: 530 OI2026-10-09: 535 OI2026-10-13: 547 OI2026-10-14: 547 OI2026-10-15: 547 OI2026-10-16: 549 OI2026-10-21: 567 OI2026-10-23: 581 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CMI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing581+14
Oct 21, 2026567+18
Oct 16, 2026549+2
Oct 15, 20265470
Oct 14, 20265470
Oct 13, 2026547+12
Oct 09, 2026535+5
Oct 08, 20265300
Oct 07, 2026530+22
Oct 06, 2026508-18
Oct 05, 2026526+2
Oct 02, 2026524No prior observation