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Contract OI history

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Dec 18, 2026 EXPIRATION

MPLX $50.00 Put

MPLX261218P00050000

Latest saved OI415Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPLX $50.00 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. 4202100 2026-10-02: 409 OI2026-10-05: 409 OI2026-10-06: 409 OI2026-10-08: 409 OI2026-10-09: 409 OI2026-10-13: 409 OI2026-10-14: 420 OI2026-10-16: 409 OI2026-10-20: 415 OI2026-10-23: 415 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, 2026Viewing4150
Oct 20, 2026415+6
Oct 16, 2026409-11
Oct 14, 2026420+11
Oct 13, 20264090
Oct 09, 20264090
Oct 08, 20264090
Oct 06, 20264090
Oct 05, 20264090
Oct 02, 2026409No prior observation