OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

BB $8.50 Call

BB261023C00008500

Latest saved OI2,575Oct 23, 2026
Last change-340vs 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. 2,9151,4570 2026-10-02: 500 OI2026-10-05: 502 OI2026-10-06: 504 OI2026-10-07: 518 OI2026-10-08: 518 OI2026-10-09: 690 OI2026-10-13: 1,095 OI2026-10-14: 1,095 OI2026-10-15: 1,232 OI2026-10-16: 1,162 OI2026-10-21: 2,915 OI2026-10-23: 2,575 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, 2026Viewing2,575-340
Oct 21, 20262,915+1,753
Oct 16, 20261,162-70
Oct 15, 20261,232+137
Oct 14, 20261,0950
Oct 13, 20261,095+405
Oct 09, 2026690+172
Oct 08, 20265180
Oct 07, 2026518+14
Oct 06, 2026504+2
Oct 05, 2026502+2
Oct 02, 2026500No prior observation