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Contract OI history

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Oct 23, 2026 EXPIRATION

MS $175.00 Put

MS261023P00175000

Latest saved OI335Oct 23, 2026
Last change-47vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $175.00 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. 3821910 2026-10-02: 48 OI2026-10-05: 67 OI2026-10-06: 80 OI2026-10-07: 85 OI2026-10-08: 85 OI2026-10-09: 120 OI2026-10-13: 154 OI2026-10-14: 154 OI2026-10-15: 165 OI2026-10-16: 323 OI2026-10-21: 382 OI2026-10-23: 335 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, 2026Viewing335-47
Oct 21, 2026382+59
Oct 16, 2026323+158
Oct 15, 2026165+11
Oct 14, 20261540
Oct 13, 2026154+34
Oct 09, 2026120+35
Oct 08, 2026850
Oct 07, 202685+5
Oct 06, 202680+13
Oct 05, 202667+19
Oct 02, 202648No prior observation