OITracker Cboe delayed data

Contract OI history

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Nov 06, 2026 EXPIRATION

BB $8.50 Call

BB261106C00008500

Latest saved OI537Oct 23, 2026
Last change+17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $8.50 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. 5372680 2026-10-02: 60 OI2026-10-05: 87 OI2026-10-06: 90 OI2026-10-07: 90 OI2026-10-08: 90 OI2026-10-09: 94 OI2026-10-13: 130 OI2026-10-14: 130 OI2026-10-15: 193 OI2026-10-16: 211 OI2026-10-21: 520 OI2026-10-23: 537 OI Oct 02, 2026Oct 23, 2026

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

BB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing537+17
Oct 21, 2026520+309
Oct 16, 2026211+18
Oct 15, 2026193+63
Oct 14, 20261300
Oct 13, 2026130+36
Oct 09, 202694+4
Oct 08, 2026900
Oct 07, 2026900
Oct 06, 202690+3
Oct 05, 202687+27
Oct 02, 202660No prior observation