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Contract OI history

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Jan 19, 2029 EXPIRATION

MS $155.00 Put

MS290119P00155000

Latest saved OI1,823Oct 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 $155.00 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. 1,8239110 2026-10-02: 615 OI2026-10-05: 615 OI2026-10-06: 618 OI2026-10-07: 618 OI2026-10-08: 618 OI2026-10-09: 622 OI2026-10-13: 622 OI2026-10-14: 622 OI2026-10-15: 622 OI2026-10-16: 622 OI2026-10-21: 1,823 OI2026-10-23: 1,823 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, 2026Viewing1,8230
Oct 21, 20261,823+1,201
Oct 16, 20266220
Oct 15, 20266220
Oct 14, 20266220
Oct 13, 20266220
Oct 09, 2026622+4
Oct 08, 20266180
Oct 07, 20266180
Oct 06, 2026618+3
Oct 05, 20266150
Oct 02, 2026615No prior observation