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Contract OI history

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Dec 18, 2026 EXPIRATION

MS $240.00 Call

MS261218C00240000

Latest saved OI903Oct 23, 2026
Last change+35vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $240.00 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. 9564780 2026-10-02: 936 OI2026-10-05: 934 OI2026-10-06: 956 OI2026-10-07: 934 OI2026-10-08: 934 OI2026-10-09: 934 OI2026-10-13: 882 OI2026-10-14: 882 OI2026-10-15: 871 OI2026-10-16: 872 OI2026-10-21: 868 OI2026-10-23: 903 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, 2026Viewing903+35
Oct 21, 2026868-4
Oct 16, 2026872+1
Oct 15, 2026871-11
Oct 14, 20268820
Oct 13, 2026882-52
Oct 09, 20269340
Oct 08, 20269340
Oct 07, 2026934-22
Oct 06, 2026956+22
Oct 05, 2026934-2
Oct 02, 2026936No prior observation