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Contract OI history

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Nov 20, 2026 EXPIRATION

CB $370.00 Call

CB261120C00370000

Latest saved OI1,837Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CB $370.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8379180 2026-10-02: 98 OI2026-10-05: 98 OI2026-10-06: 107 OI2026-10-07: 108 OI2026-10-08: 113 OI2026-10-09: 113 OI2026-10-13: 142 OI2026-10-14: 134 OI2026-10-15: 158 OI2026-10-16: 170 OI2026-10-21: 1,834 OI2026-10-23: 1,837 OI Oct 02, 2026Oct 23, 2026

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

CB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,837+3
Oct 21, 20261,834+1,664
Oct 16, 2026170+12
Oct 15, 2026158+24
Oct 14, 2026134-8
Oct 13, 2026142+29
Oct 09, 20261130
Oct 08, 2026113+5
Oct 07, 2026108+1
Oct 06, 2026107+9
Oct 05, 2026980
Oct 02, 202698No prior observation