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Contract OI history

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Nov 20, 2026 EXPIRATION

MS $155.00 Put

MS261120P00155000

Latest saved OI827Oct 23, 2026
Last change-17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $155.00 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. 8444220 2026-10-02: 394 OI2026-10-05: 397 OI2026-10-06: 774 OI2026-10-07: 776 OI2026-10-08: 776 OI2026-10-09: 776 OI2026-10-13: 817 OI2026-10-14: 817 OI2026-10-15: 827 OI2026-10-16: 829 OI2026-10-21: 844 OI2026-10-23: 827 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, 2026Viewing827-17
Oct 21, 2026844+15
Oct 16, 2026829+2
Oct 15, 2026827+10
Oct 14, 20268170
Oct 13, 2026817+41
Oct 09, 20267760
Oct 08, 20267760
Oct 07, 2026776+2
Oct 06, 2026774+377
Oct 05, 2026397+3
Oct 02, 2026394No prior observation