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Contract OI history

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Nov 20, 2026 EXPIRATION

MPC $230.00 Put

MPC261120P00230000

Latest saved OI356Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPC $230.00 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. 3561780 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 355 OI2026-10-07: 355 OI2026-10-08: 355 OI2026-10-09: 355 OI2026-10-13: 356 OI2026-10-14: 356 OI2026-10-15: 356 OI2026-10-16: 356 OI2026-10-21: 356 OI2026-10-23: 356 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, 20263560
Oct 21, 2026Viewing3560
Oct 16, 20263560
Oct 15, 20263560
Oct 14, 20263560
Oct 13, 2026356+1
Oct 09, 20263550
Oct 08, 20263550
Oct 07, 20263550
Oct 06, 2026355+355
Oct 05, 202600
Oct 02, 20260No prior observation