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Contract OI history

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Mar 19, 2027 EXPIRATION

CB $370.00 Call

CB270319C00370000

Latest saved OI94Oct 23, 2026
Last change+18vs 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. 94470 2026-10-02: 32 OI2026-10-05: 32 OI2026-10-06: 60 OI2026-10-07: 58 OI2026-10-08: 58 OI2026-10-09: 67 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-15: 67 OI2026-10-16: 67 OI2026-10-21: 76 OI2026-10-23: 94 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, 2026Viewing94+18
Oct 21, 202676+9
Oct 16, 2026670
Oct 15, 202667-3
Oct 14, 2026700
Oct 13, 202670+3
Oct 09, 202667+9
Oct 08, 2026580
Oct 07, 202658-2
Oct 06, 202660+28
Oct 05, 2026320
Oct 02, 202632No prior observation