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Contract OI history

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Dec 18, 2026 EXPIRATION

MPLX $55.00 Put

MPLX261218P00055000

Latest saved OI7,998Oct 23, 2026
Last change+9vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPLX $55.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7,9983,9990 2026-10-02: 5,138 OI2026-10-05: 5,153 OI2026-10-06: 5,149 OI2026-10-08: 5,149 OI2026-10-09: 5,149 OI2026-10-13: 7,070 OI2026-10-14: 7,100 OI2026-10-16: 7,970 OI2026-10-20: 7,989 OI2026-10-23: 7,998 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MPLX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7,998+9
Oct 20, 20267,989+19
Oct 16, 20267,970+870
Oct 14, 20267,100+30
Oct 13, 20267,070+1,921
Oct 09, 20265,1490
Oct 08, 20265,1490
Oct 06, 20265,149-4
Oct 05, 20265,153+15
Oct 02, 20265,138No prior observation