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Contract OI history

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Jun 17, 2027 EXPIRATION

MPC $440.00 Put

MPC270617P00440000

Latest saved OI150Oct 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. 150750 2026-10-02: 46 OI2026-10-05: 46 OI2026-10-06: 46 OI2026-10-07: 46 OI2026-10-08: 46 OI2026-10-09: 46 OI2026-10-13: 46 OI2026-10-14: 149 OI2026-10-15: 149 OI2026-10-16: 149 OI2026-10-21: 149 OI2026-10-23: 150 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, 2026150+1
Oct 21, 2026Viewing1490
Oct 16, 20261490
Oct 15, 20261490
Oct 14, 2026149+103
Oct 13, 2026460
Oct 09, 2026460
Oct 08, 2026460
Oct 07, 2026460
Oct 06, 2026460
Oct 05, 2026460
Oct 02, 202646No prior observation