OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CPB $20.00 Call

CPB270115C00020000

Latest saved OI2,031Oct 23, 2026
Last change-236vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CPB $20.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,2671,1330 2026-10-09: 2,191 OI2026-10-13: 2,174 OI2026-10-14: 2,264 OI2026-10-15: 2,265 OI2026-10-16: 2,250 OI2026-10-21: 2,267 OI2026-10-23: 2,031 OI Oct 09, 2026Oct 23, 2026

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

CPB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,031-236
Oct 21, 20262,267+17
Oct 16, 20262,250-15
Oct 15, 20262,265+1
Oct 14, 20262,264+90
Oct 13, 20262,174-17
Oct 09, 20262,191No prior observation