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Contract OI history

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Oct 23, 2026 EXPIRATION

COP $135.00 Put

COP261023P00135000

Latest saved OI118Oct 23, 2026
Last change0vs 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. 126630 2026-10-02: 70 OI2026-10-05: 70 OI2026-10-06: 70 OI2026-10-07: 70 OI2026-10-08: 70 OI2026-10-09: 91 OI2026-10-13: 65 OI2026-10-14: 126 OI2026-10-15: 119 OI2026-10-16: 119 OI2026-10-21: 118 OI2026-10-23: 118 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, 2026Viewing1180
Oct 21, 2026118-1
Oct 16, 20261190
Oct 15, 2026119-7
Oct 14, 2026126+61
Oct 13, 202665-26
Oct 09, 202691+21
Oct 08, 2026700
Oct 07, 2026700
Oct 06, 2026700
Oct 05, 2026700
Oct 02, 202670No prior observation