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Contract OI history

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Dec 18, 2026 EXPIRATION

MS $100.00 Put

MS261218P00100000

Latest saved OI1,067Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $100.00 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. 1,0685340 2026-10-02: 1,067 OI2026-10-05: 1,067 OI2026-10-06: 1,068 OI2026-10-07: 1,068 OI2026-10-08: 1,068 OI2026-10-09: 1,067 OI2026-10-13: 1,067 OI2026-10-14: 1,067 OI2026-10-15: 1,067 OI2026-10-16: 1,067 OI2026-10-21: 1,067 OI2026-10-23: 1,067 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, 2026Viewing1,0670
Oct 21, 20261,0670
Oct 16, 20261,0670
Oct 15, 20261,0670
Oct 14, 20261,0670
Oct 13, 20261,0670
Oct 09, 20261,067-1
Oct 08, 20261,0680
Oct 07, 20261,0680
Oct 06, 20261,068+1
Oct 05, 20261,0670
Oct 02, 20261,067No prior observation