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Contract OI history

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Jan 19, 2029 EXPIRATION

MPT $4.00 Put

MPT290119P00004000

Latest saved OI380Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPT $4.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3831910 2026-10-02: 383 OI2026-10-05: 383 OI2026-10-06: 383 OI2026-10-07: 383 OI2026-10-08: 380 OI2026-10-09: 380 OI2026-10-13: 380 OI2026-10-14: 380 OI2026-10-16: 380 OI2026-10-21: 380 OI2026-10-23: 380 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3800
Oct 21, 20263800
Oct 16, 20263800
Oct 14, 20263800
Oct 13, 20263800
Oct 09, 20263800
Oct 08, 2026380-3
Oct 07, 20263830
Oct 06, 20263830
Oct 05, 20263830
Oct 02, 2026383No prior observation