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Contract OI history

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Dec 18, 2026 EXPIRATION

MPC $370.00 Call

MPC261218C00370000

Latest saved OI348Oct 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 $370.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3541770 2026-10-02: 354 OI2026-10-05: 354 OI2026-10-06: 352 OI2026-10-07: 352 OI2026-10-08: 352 OI2026-10-09: 351 OI2026-10-13: 346 OI2026-10-14: 346 OI2026-10-15: 346 OI2026-10-16: 345 OI2026-10-21: 347 OI2026-10-23: 348 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, 2026348+1
Oct 21, 2026Viewing347+2
Oct 16, 2026345-1
Oct 15, 20263460
Oct 14, 20263460
Oct 13, 2026346-5
Oct 09, 2026351-1
Oct 08, 20263520
Oct 07, 20263520
Oct 06, 2026352-2
Oct 05, 20263540
Oct 02, 2026354No prior observation