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Contract OI history

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Dec 18, 2026 EXPIRATION

CM $115.00 Put

CM261218P00115000

Latest saved OI967Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CM $115.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9674830 2026-10-02: 566 OI2026-10-05: 566 OI2026-10-06: 566 OI2026-10-07: 566 OI2026-10-08: 566 OI2026-10-09: 566 OI2026-10-13: 566 OI2026-10-15: 581 OI2026-10-16: 581 OI2026-10-21: 967 OI2026-10-23: 967 OI Oct 02, 2026Oct 23, 2026

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

CM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9670
Oct 21, 2026967+386
Oct 16, 20265810
Oct 15, 2026581+15
Oct 13, 20265660
Oct 09, 20265660
Oct 08, 20265660
Oct 07, 20265660
Oct 06, 20265660
Oct 05, 20265660
Oct 02, 2026566No prior observation