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Contract OI history

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Dec 18, 2026 EXPIRATION

MS $190.00 Call

MS261218C00190000

Latest saved OI1,454Oct 23, 2026
Last change+154vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $190.00 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. 1,4547270 2026-10-02: 624 OI2026-10-05: 657 OI2026-10-06: 676 OI2026-10-07: 681 OI2026-10-08: 681 OI2026-10-09: 686 OI2026-10-13: 669 OI2026-10-14: 669 OI2026-10-15: 834 OI2026-10-16: 1,214 OI2026-10-21: 1,300 OI2026-10-23: 1,454 OI Oct 02, 2026Oct 23, 2026

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

MS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,454+154
Oct 21, 20261,300+86
Oct 16, 20261,214+380
Oct 15, 2026834+165
Oct 14, 20266690
Oct 13, 2026669-17
Oct 09, 2026686+5
Oct 08, 20266810
Oct 07, 2026681+5
Oct 06, 2026676+19
Oct 05, 2026657+33
Oct 02, 2026624No prior observation