OITracker Cboe delayed data

Contract OI history

Back to CPB

Mar 19, 2027 EXPIRATION

CPB $30.00 Call

CPB270319C00030000

Latest saved OI1,032Oct 23, 2026
Last change-3vs 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. 1,0355170 2026-10-09: 1,024 OI2026-10-13: 1,034 OI2026-10-14: 1,034 OI2026-10-15: 1,034 OI2026-10-16: 1,035 OI2026-10-21: 1,035 OI2026-10-23: 1,032 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, 2026Viewing1,032-3
Oct 21, 20261,0350
Oct 16, 20261,035+1
Oct 15, 20261,0340
Oct 14, 20261,0340
Oct 13, 20261,034+10
Oct 09, 20261,024No prior observation