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Contract OI history

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Oct 23, 2026 EXPIRATION

CPB $20.50 Call

CPB261023C00020500

Latest saved OI1,049Oct 23, 2026
Last change-167vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CPB $20.50 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. 1,2166080 2026-10-09: 82 OI2026-10-13: 133 OI2026-10-14: 133 OI2026-10-15: 293 OI2026-10-16: 436 OI2026-10-21: 1,216 OI2026-10-23: 1,049 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, 2026Viewing1,049-167
Oct 21, 20261,216+780
Oct 16, 2026436+143
Oct 15, 2026293+160
Oct 14, 20261330
Oct 13, 2026133+51
Oct 09, 202682No prior observation