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Contract OI history

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Nov 20, 2026 EXPIRATION

MPT $3.50 Call

MPT261120C00003500

Latest saved OI1,883Oct 23, 2026
Last change-16vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPT $3.50 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8999490 2026-10-02: 214 OI2026-10-05: 220 OI2026-10-06: 469 OI2026-10-07: 496 OI2026-10-08: 497 OI2026-10-09: 487 OI2026-10-13: 1,395 OI2026-10-14: 1,596 OI2026-10-16: 1,723 OI2026-10-21: 1,899 OI2026-10-23: 1,883 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, 2026Viewing1,883-16
Oct 21, 20261,899+176
Oct 16, 20261,723+127
Oct 14, 20261,596+201
Oct 13, 20261,395+908
Oct 09, 2026487-10
Oct 08, 2026497+1
Oct 07, 2026496+27
Oct 06, 2026469+249
Oct 05, 2026220+6
Oct 02, 2026214No prior observation