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Contract OI history

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Nov 20, 2026 EXPIRATION

MS $185.00 Put

MS261120P00185000

Latest saved OI2,876Oct 23, 2026
Last change+142vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $185.00 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. 2,8761,4380 2026-10-02: 1,787 OI2026-10-05: 1,999 OI2026-10-06: 1,997 OI2026-10-07: 2,267 OI2026-10-08: 2,267 OI2026-10-09: 2,310 OI2026-10-13: 2,531 OI2026-10-14: 2,531 OI2026-10-15: 2,512 OI2026-10-16: 2,695 OI2026-10-21: 2,734 OI2026-10-23: 2,876 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, 2026Viewing2,876+142
Oct 21, 20262,734+39
Oct 16, 20262,695+183
Oct 15, 20262,512-19
Oct 14, 20262,5310
Oct 13, 20262,531+221
Oct 09, 20262,310+43
Oct 08, 20262,2670
Oct 07, 20262,267+270
Oct 06, 20261,997-2
Oct 05, 20261,999+212
Oct 02, 20261,787No prior observation