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Contract OI history

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Oct 23, 2026 EXPIRATION

MS $200.00 Put

MS261023P00200000

Latest saved OI0Oct 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 $200.00 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. 6843420 2026-10-02: 665 OI2026-10-05: 665 OI2026-10-06: 665 OI2026-10-07: 665 OI2026-10-08: 665 OI2026-10-09: 674 OI2026-10-13: 684 OI2026-10-14: 684 OI2026-10-15: 527 OI2026-10-16: 2 OI2026-10-21: 2 OI2026-10-23: 0 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, 2026Viewing0-2
Oct 21, 202620
Oct 16, 20262-525
Oct 15, 2026527-157
Oct 14, 20266840
Oct 13, 2026684+10
Oct 09, 2026674+9
Oct 08, 20266650
Oct 07, 20266650
Oct 06, 20266650
Oct 05, 20266650
Oct 02, 2026665No prior observation