OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

BB $9.00 Call

BB270319C00009000

Latest saved OI1,876Oct 23, 2026
Last change-522vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $9.00 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. 2,3981,1990 2026-10-02: 1,317 OI2026-10-05: 1,434 OI2026-10-06: 2,066 OI2026-10-07: 2,075 OI2026-10-08: 2,075 OI2026-10-09: 2,217 OI2026-10-13: 2,211 OI2026-10-14: 2,211 OI2026-10-15: 2,311 OI2026-10-16: 2,310 OI2026-10-21: 2,398 OI2026-10-23: 1,876 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, 2026Viewing1,876-522
Oct 21, 20262,398+88
Oct 16, 20262,310-1
Oct 15, 20262,311+100
Oct 14, 20262,2110
Oct 13, 20262,211-6
Oct 09, 20262,217+142
Oct 08, 20262,0750
Oct 07, 20262,075+9
Oct 06, 20262,066+632
Oct 05, 20261,434+117
Oct 02, 20261,317No prior observation