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Contract OI history

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Mar 19, 2027 EXPIRATION

MPC $440.00 Put

MPC270319P00440000

Latest saved OI113Oct 23, 2026
Last change+12vs 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. 113560 2026-10-02: 9 OI2026-10-05: 9 OI2026-10-06: 15 OI2026-10-07: 15 OI2026-10-08: 86 OI2026-10-09: 94 OI2026-10-13: 95 OI2026-10-14: 99 OI2026-10-15: 102 OI2026-10-16: 100 OI2026-10-21: 101 OI2026-10-23: 113 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, 2026Viewing113+12
Oct 21, 2026101+1
Oct 16, 2026100-2
Oct 15, 2026102+3
Oct 14, 202699+4
Oct 13, 202695+1
Oct 09, 202694+8
Oct 08, 202686+71
Oct 07, 2026150
Oct 06, 202615+6
Oct 05, 202690
Oct 02, 20269No prior observation