OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

BB $8.50 Put

BB261030P00008500

Latest saved OI1,451Oct 23, 2026
Last change+266vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $8.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,4517250 2026-10-02: 738 OI2026-10-05: 762 OI2026-10-06: 766 OI2026-10-07: 757 OI2026-10-08: 757 OI2026-10-09: 823 OI2026-10-13: 869 OI2026-10-14: 869 OI2026-10-15: 867 OI2026-10-16: 1,200 OI2026-10-21: 1,185 OI2026-10-23: 1,451 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, 2026Viewing1,451+266
Oct 21, 20261,185-15
Oct 16, 20261,200+333
Oct 15, 2026867-2
Oct 14, 20268690
Oct 13, 2026869+46
Oct 09, 2026823+66
Oct 08, 20267570
Oct 07, 2026757-9
Oct 06, 2026766+4
Oct 05, 2026762+24
Oct 02, 2026738No prior observation