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Contract OI history

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Dec 18, 2026 EXPIRATION

COP $135.00 Call

COP261218C00135000

Latest saved OI3,528Oct 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
COP $135.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,6371,8180 2026-10-02: 3,354 OI2026-10-05: 3,636 OI2026-10-06: 3,637 OI2026-10-07: 3,636 OI2026-10-08: 3,632 OI2026-10-09: 3,632 OI2026-10-13: 3,614 OI2026-10-14: 3,574 OI2026-10-15: 3,582 OI2026-10-16: 3,587 OI2026-10-21: 3,540 OI2026-10-23: 3,528 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, 2026Viewing3,528-12
Oct 21, 20263,540-47
Oct 16, 20263,587+5
Oct 15, 20263,582+8
Oct 14, 20263,574-40
Oct 13, 20263,614-18
Oct 09, 20263,6320
Oct 08, 20263,632-4
Oct 07, 20263,636-1
Oct 06, 20263,637+1
Oct 05, 20263,636+282
Oct 02, 20263,354No prior observation