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Contract OI history

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Dec 18, 2026 EXPIRATION

MSM $150.00 Call

MSM261218C00150000

Latest saved OI169Oct 23, 2026
Last change+164vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MSM $150.00 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. 169840 2026-10-02: 7 OI2026-10-05: 7 OI2026-10-06: 7 OI2026-10-07: 8 OI2026-10-08: 8 OI2026-10-09: 8 OI2026-10-13: 5 OI2026-10-14: 3 OI2026-10-15: 3 OI2026-10-16: 3 OI2026-10-21: 5 OI2026-10-23: 169 OI Oct 02, 2026Oct 23, 2026

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

MSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing169+164
Oct 21, 20265+2
Oct 16, 202630
Oct 15, 202630
Oct 14, 20263-2
Oct 13, 20265-3
Oct 09, 202680
Oct 08, 202680
Oct 07, 20268+1
Oct 06, 202670
Oct 05, 202670
Oct 02, 20267No prior observation