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Contract OI history

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Jan 15, 2027 EXPIRATION

COP $85.00 Put

COP270115P00085000

Latest saved OI3,944Oct 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 $85.00 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. 3,9591,9790 2026-10-02: 3,945 OI2026-10-05: 3,945 OI2026-10-06: 3,945 OI2026-10-07: 3,944 OI2026-10-08: 3,944 OI2026-10-09: 3,944 OI2026-10-13: 3,959 OI2026-10-14: 3,959 OI2026-10-15: 3,959 OI2026-10-16: 3,959 OI2026-10-21: 3,944 OI2026-10-23: 3,944 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, 2026Viewing3,9440
Oct 21, 20263,944-15
Oct 16, 20263,9590
Oct 15, 20263,9590
Oct 14, 20263,9590
Oct 13, 20263,959+15
Oct 09, 20263,9440
Oct 08, 20263,9440
Oct 07, 20263,944-1
Oct 06, 20263,9450
Oct 05, 20263,9450
Oct 02, 20263,945No prior observation