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Contract OI history

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Dec 18, 2026 EXPIRATION

MS $165.00 Put

MS261218P00165000

Latest saved OI940Oct 23, 2026
Last change+58vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $165.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9404700 2026-10-02: 467 OI2026-10-05: 507 OI2026-10-06: 632 OI2026-10-07: 654 OI2026-10-08: 654 OI2026-10-09: 668 OI2026-10-13: 867 OI2026-10-14: 867 OI2026-10-15: 939 OI2026-10-16: 940 OI2026-10-21: 882 OI2026-10-23: 940 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, 2026Viewing940+58
Oct 21, 2026882-58
Oct 16, 2026940+1
Oct 15, 2026939+72
Oct 14, 20268670
Oct 13, 2026867+199
Oct 09, 2026668+14
Oct 08, 20266540
Oct 07, 2026654+22
Oct 06, 2026632+125
Oct 05, 2026507+40
Oct 02, 2026467No prior observation