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Contract OI history

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Mar 19, 2027 EXPIRATION

MPC $300.00 Put

MPC270319P00300000

Latest saved OI311Oct 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 $300.00 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. 3141570 2026-10-02: 98 OI2026-10-05: 98 OI2026-10-06: 104 OI2026-10-07: 104 OI2026-10-08: 314 OI2026-10-09: 307 OI2026-10-13: 307 OI2026-10-14: 307 OI2026-10-15: 311 OI2026-10-16: 311 OI2026-10-21: 311 OI2026-10-23: 311 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, 2026Viewing3110
Oct 21, 20263110
Oct 16, 20263110
Oct 15, 2026311+4
Oct 14, 20263070
Oct 13, 20263070
Oct 09, 2026307-7
Oct 08, 2026314+210
Oct 07, 20261040
Oct 06, 2026104+6
Oct 05, 2026980
Oct 02, 202698No prior observation