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Contract OI history

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Nov 20, 2026 EXPIRATION

MPT $4.00 Put

MPT261120P00004000

Latest saved OI173Oct 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. 194970 2026-10-02: 149 OI2026-10-05: 182 OI2026-10-06: 169 OI2026-10-07: 169 OI2026-10-08: 194 OI2026-10-09: 162 OI2026-10-13: 181 OI2026-10-14: 182 OI2026-10-16: 189 OI2026-10-21: 173 OI2026-10-23: 173 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, 2026Viewing1730
Oct 21, 2026173-16
Oct 16, 2026189+7
Oct 14, 2026182+1
Oct 13, 2026181+19
Oct 09, 2026162-32
Oct 08, 2026194+25
Oct 07, 20261690
Oct 06, 2026169-13
Oct 05, 2026182+33
Oct 02, 2026149No prior observation