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Contract OI history

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Nov 13, 2026 EXPIRATION

CPB $21.00 Call

CPB261113C00021000

Latest saved OI277Oct 23, 2026
Last change+27vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CPB $21.00 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. 2771380 2026-10-09: 12 OI2026-10-13: 184 OI2026-10-14: 184 OI2026-10-15: 185 OI2026-10-16: 201 OI2026-10-21: 250 OI2026-10-23: 277 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, 2026Viewing277+27
Oct 21, 2026250+49
Oct 16, 2026201+16
Oct 15, 2026185+1
Oct 14, 20261840
Oct 13, 2026184+172
Oct 09, 202612No prior observation