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Contract OI history

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Nov 20, 2026 EXPIRATION

MS $195.00 Put

MS261120P00195000

Latest saved OI936Oct 23, 2026
Last change-23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $195.00 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. 9594790 2026-10-02: 941 OI2026-10-05: 936 OI2026-10-06: 936 OI2026-10-07: 936 OI2026-10-08: 936 OI2026-10-09: 945 OI2026-10-13: 947 OI2026-10-14: 947 OI2026-10-15: 951 OI2026-10-16: 957 OI2026-10-21: 959 OI2026-10-23: 936 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, 2026Viewing936-23
Oct 21, 2026959+2
Oct 16, 2026957+6
Oct 15, 2026951+4
Oct 14, 20269470
Oct 13, 2026947+2
Oct 09, 2026945+9
Oct 08, 20269360
Oct 07, 20269360
Oct 06, 20269360
Oct 05, 2026936-5
Oct 02, 2026941No prior observation