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Contract OI history

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Nov 20, 2026 EXPIRATION

MS $210.00 Put

MS261120P00210000

Latest saved OI780Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $210.00 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. 8274130 2026-10-02: 798 OI2026-10-05: 798 OI2026-10-06: 797 OI2026-10-07: 803 OI2026-10-08: 803 OI2026-10-09: 817 OI2026-10-13: 826 OI2026-10-14: 826 OI2026-10-15: 827 OI2026-10-16: 826 OI2026-10-21: 782 OI2026-10-23: 780 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, 2026Viewing780-2
Oct 21, 2026782-44
Oct 16, 2026826-1
Oct 15, 2026827+1
Oct 14, 20268260
Oct 13, 2026826+9
Oct 09, 2026817+14
Oct 08, 20268030
Oct 07, 2026803+6
Oct 06, 2026797-1
Oct 05, 20267980
Oct 02, 2026798No prior observation