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Contract OI history

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Nov 20, 2026 EXPIRATION

MPC $440.00 Put

MPC261120P00440000

Latest saved OI227Oct 23, 2026
Last change+8vs 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. 2271130 2026-10-02: 8 OI2026-10-05: 8 OI2026-10-06: 15 OI2026-10-07: 15 OI2026-10-08: 25 OI2026-10-09: 63 OI2026-10-13: 114 OI2026-10-14: 135 OI2026-10-15: 156 OI2026-10-16: 160 OI2026-10-21: 219 OI2026-10-23: 227 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, 2026Viewing227+8
Oct 21, 2026219+59
Oct 16, 2026160+4
Oct 15, 2026156+21
Oct 14, 2026135+21
Oct 13, 2026114+51
Oct 09, 202663+38
Oct 08, 202625+10
Oct 07, 2026150
Oct 06, 202615+7
Oct 05, 202680
Oct 02, 20268No prior observation