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Contract OI history

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Jan 15, 2027 EXPIRATION

COP $135.00 Put

COP270115P00135000

Latest saved OI837Oct 23, 2026
Last change+42vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COP $135.00 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. 8374180 2026-10-02: 614 OI2026-10-05: 614 OI2026-10-06: 614 OI2026-10-07: 618 OI2026-10-08: 695 OI2026-10-09: 695 OI2026-10-13: 697 OI2026-10-14: 708 OI2026-10-15: 728 OI2026-10-16: 719 OI2026-10-21: 795 OI2026-10-23: 837 OI Oct 02, 2026Oct 23, 2026

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

COP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing837+42
Oct 21, 2026795+76
Oct 16, 2026719-9
Oct 15, 2026728+20
Oct 14, 2026708+11
Oct 13, 2026697+2
Oct 09, 20266950
Oct 08, 2026695+77
Oct 07, 2026618+4
Oct 06, 20266140
Oct 05, 20266140
Oct 02, 2026614No prior observation