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Contract OI history

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Dec 18, 2026 EXPIRATION

MPC $450.00 Put

MPC261218P00450000

Latest saved OI253Oct 23, 2026
Last change+27vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPC $450.00 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. 2531260 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 14 OI2026-10-07: 14 OI2026-10-08: 48 OI2026-10-09: 186 OI2026-10-13: 193 OI2026-10-14: 197 OI2026-10-15: 196 OI2026-10-16: 203 OI2026-10-21: 226 OI2026-10-23: 253 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, 2026Viewing253+27
Oct 21, 2026226+23
Oct 16, 2026203+7
Oct 15, 2026196-1
Oct 14, 2026197+4
Oct 13, 2026193+7
Oct 09, 2026186+138
Oct 08, 202648+34
Oct 07, 2026140
Oct 06, 202614+13
Oct 05, 202610
Oct 02, 20261No prior observation