OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CPB $30.00 Call

CPB270115C00030000

Latest saved OI4,530Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CPB $30.00 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. 4,5822,2910 2026-10-09: 4,582 OI2026-10-13: 4,582 OI2026-10-14: 4,582 OI2026-10-15: 4,571 OI2026-10-16: 4,571 OI2026-10-21: 4,537 OI2026-10-23: 4,530 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, 2026Viewing4,530-7
Oct 21, 20264,537-34
Oct 16, 20264,5710
Oct 15, 20264,571-11
Oct 14, 20264,5820
Oct 13, 20264,5820
Oct 09, 20264,582No prior observation