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Contract OI history

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Apr 16, 2027 EXPIRATION

MPT $4.00 Put

MPT270416P00004000

Latest saved OI176Oct 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. 176880 2026-10-02: 50 OI2026-10-05: 50 OI2026-10-06: 50 OI2026-10-07: 50 OI2026-10-08: 160 OI2026-10-09: 160 OI2026-10-13: 173 OI2026-10-14: 173 OI2026-10-16: 176 OI2026-10-21: 176 OI2026-10-23: 176 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, 2026Viewing1760
Oct 21, 20261760
Oct 16, 2026176+3
Oct 14, 20261730
Oct 13, 2026173+13
Oct 09, 20261600
Oct 08, 2026160+110
Oct 07, 2026500
Oct 06, 2026500
Oct 05, 2026500
Oct 02, 202650No prior observation