OITracker Cboe delayed data

Contract OI history

Back to BB

Jan 21, 2028 EXPIRATION

BB $5.50 Call

BB280121C00005500

Latest saved OI7,518Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $5.50 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. 7,5183,7590 2026-10-02: 7,516 OI2026-10-05: 7,514 OI2026-10-06: 7,515 OI2026-10-07: 7,515 OI2026-10-08: 7,515 OI2026-10-09: 7,512 OI2026-10-13: 7,512 OI2026-10-14: 7,512 OI2026-10-15: 7,507 OI2026-10-16: 7,507 OI2026-10-21: 7,508 OI2026-10-23: 7,518 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, 2026Viewing7,518+10
Oct 21, 20267,508+1
Oct 16, 20267,5070
Oct 15, 20267,507-5
Oct 14, 20267,5120
Oct 13, 20267,5120
Oct 09, 20267,512-3
Oct 08, 20267,5150
Oct 07, 20267,5150
Oct 06, 20267,515+1
Oct 05, 20267,514-2
Oct 02, 20267,516No prior observation