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Contract OI history

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Jan 15, 2027 EXPIRATION

MPC $350.00 Put

MPC270115P00350000

Latest saved OI3,201Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPC $350.00 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. 5,2512,6250 2026-10-02: 5,251 OI2026-10-05: 5,249 OI2026-10-06: 3,603 OI2026-10-07: 3,603 OI2026-10-08: 3,446 OI2026-10-09: 3,449 OI2026-10-13: 3,449 OI2026-10-14: 3,448 OI2026-10-15: 3,448 OI2026-10-16: 3,446 OI2026-10-21: 3,200 OI2026-10-23: 3,201 OI Oct 02, 2026Oct 23, 2026

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

MPC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,201+1
Oct 21, 2026Viewing3,200-246
Oct 16, 20263,446-2
Oct 15, 20263,4480
Oct 14, 20263,448-1
Oct 13, 20263,4490
Oct 09, 20263,449+3
Oct 08, 20263,446-157
Oct 07, 20263,6030
Oct 06, 20263,603-1,646
Oct 05, 20265,249-2
Oct 02, 20265,251No prior observation