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Contract OI history

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Dec 15, 2028 EXPIRATION

MS $190.00 Put

MS281215P00190000

Latest saved OI511Oct 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 $190.00 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. 5112550 2026-10-02: 506 OI2026-10-05: 506 OI2026-10-06: 506 OI2026-10-07: 506 OI2026-10-08: 506 OI2026-10-09: 506 OI2026-10-13: 506 OI2026-10-14: 506 OI2026-10-15: 506 OI2026-10-16: 507 OI2026-10-21: 508 OI2026-10-23: 511 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, 2026Viewing511+3
Oct 21, 2026508+1
Oct 16, 2026507+1
Oct 15, 20265060
Oct 14, 20265060
Oct 13, 20265060
Oct 09, 20265060
Oct 08, 20265060
Oct 07, 20265060
Oct 06, 20265060
Oct 05, 20265060
Oct 02, 2026506No prior observation