OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

COP $142.00 Put

COP261120P00142000

Latest saved OI46Oct 23, 2026
Last change+44vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
COP $142.00 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 46230 2026-10-21: 2 OI2026-10-23: 46 OI Oct 21, 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, 2026Viewing46+44
Oct 21, 20262No prior observation