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Contract OI history

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Dec 18, 2026 EXPIRATION

MMM $185.00 Call

MMM261218C00185000

Latest saved OI3,601Oct 23, 2026
Last change+1,806vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MMM $185.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,6011,8000 2026-10-02: 427 OI2026-10-05: 423 OI2026-10-06: 434 OI2026-10-07: 434 OI2026-10-08: 434 OI2026-10-09: 435 OI2026-10-13: 451 OI2026-10-14: 451 OI2026-10-15: 451 OI2026-10-16: 452 OI2026-10-21: 1,795 OI2026-10-23: 3,601 OI Oct 02, 2026Oct 23, 2026

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

MMM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,601+1,806
Oct 21, 2026Viewing1,795+1,343
Oct 16, 2026452+1
Oct 15, 20264510
Oct 14, 20264510
Oct 13, 2026451+16
Oct 09, 2026435+1
Oct 08, 20264340
Oct 07, 20264340
Oct 06, 2026434+11
Oct 05, 2026423-4
Oct 02, 2026427No prior observation