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Contract OI history

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Jan 15, 2027 EXPIRATION

MPC $440.00 Put

MPC270115P00440000

Latest saved OI789Oct 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 $440.00 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. 7893940 2026-10-02: 5 OI2026-10-05: 5 OI2026-10-06: 84 OI2026-10-07: 84 OI2026-10-08: 84 OI2026-10-09: 677 OI2026-10-13: 677 OI2026-10-14: 678 OI2026-10-15: 678 OI2026-10-16: 681 OI2026-10-21: 788 OI2026-10-23: 789 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, 2026Viewing789+1
Oct 21, 2026788+107
Oct 16, 2026681+3
Oct 15, 20266780
Oct 14, 2026678+1
Oct 13, 20266770
Oct 09, 2026677+593
Oct 08, 2026840
Oct 07, 2026840
Oct 06, 202684+79
Oct 05, 202650
Oct 02, 20265No prior observation