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Contract OI history

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Nov 20, 2026 EXPIRATION

MS $150.00 Put

MS261120P00150000

Latest saved OI334Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $150.00 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. 3711850 2026-10-02: 370 OI2026-10-05: 370 OI2026-10-06: 370 OI2026-10-07: 371 OI2026-10-08: 371 OI2026-10-09: 371 OI2026-10-13: 313 OI2026-10-14: 313 OI2026-10-15: 326 OI2026-10-16: 327 OI2026-10-21: 331 OI2026-10-23: 334 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, 2026Viewing334+3
Oct 21, 2026331+4
Oct 16, 2026327+1
Oct 15, 2026326+13
Oct 14, 20263130
Oct 13, 2026313-58
Oct 09, 20263710
Oct 08, 20263710
Oct 07, 2026371+1
Oct 06, 20263700
Oct 05, 20263700
Oct 02, 2026370No prior observation