OITracker Cboe delayed data

Contract OI history

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Nov 27, 2026 EXPIRATION

BB $4.00 Call

BB261127C00004000

Latest saved OI441Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $4.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4412200 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 138 OI2026-10-16: 138 OI2026-10-21: 421 OI2026-10-23: 441 OI Oct 09, 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, 2026Viewing441+20
Oct 21, 2026421+283
Oct 16, 20261380
Oct 15, 2026138+138
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation