OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BB $4.00 Call

BB270115C00004000

Latest saved OI3,870Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $4.00 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. 4,7712,3850 2026-10-02: 4,771 OI2026-10-05: 4,669 OI2026-10-06: 4,667 OI2026-10-07: 4,480 OI2026-10-08: 4,480 OI2026-10-09: 3,880 OI2026-10-13: 3,879 OI2026-10-14: 3,879 OI2026-10-15: 3,879 OI2026-10-16: 3,871 OI2026-10-21: 3,871 OI2026-10-23: 3,870 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, 2026Viewing3,870-1
Oct 21, 20263,8710
Oct 16, 20263,871-8
Oct 15, 20263,8790
Oct 14, 20263,8790
Oct 13, 20263,879-1
Oct 09, 20263,880-600
Oct 08, 20264,4800
Oct 07, 20264,480-187
Oct 06, 20264,667-2
Oct 05, 20264,669-102
Oct 02, 20264,771No prior observation