OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

BB $13.00 Call

BB261218C00013000

Latest saved OI2,825Oct 23, 2026
Last change+272vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $13.00 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. 2,8251,4120 2026-10-02: 2,173 OI2026-10-05: 2,188 OI2026-10-06: 2,277 OI2026-10-07: 2,278 OI2026-10-08: 2,278 OI2026-10-09: 2,253 OI2026-10-13: 2,368 OI2026-10-14: 2,368 OI2026-10-15: 2,322 OI2026-10-16: 2,522 OI2026-10-21: 2,553 OI2026-10-23: 2,825 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, 2026Viewing2,825+272
Oct 21, 20262,553+31
Oct 16, 20262,522+200
Oct 15, 20262,322-46
Oct 14, 20262,3680
Oct 13, 20262,368+115
Oct 09, 20262,253-25
Oct 08, 20262,2780
Oct 07, 20262,278+1
Oct 06, 20262,277+89
Oct 05, 20262,188+15
Oct 02, 20262,173No prior observation