OITracker Cboe delayed data

Contract OI history

Back to BF.B

Jan 15, 2027 EXPIRATION

BF.B $30.00 Call

BFB270115C00030000

Latest saved OI856Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BF.B $30.00 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. 8564280 2026-10-02: 684 OI2026-10-05: 684 OI2026-10-06: 685 OI2026-10-07: 685 OI2026-10-08: 685 OI2026-10-09: 687 OI2026-10-13: 843 OI2026-10-14: 843 OI2026-10-15: 843 OI2026-10-16: 844 OI2026-10-21: 849 OI2026-10-23: 856 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BF.B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing856+7
Oct 21, 2026849+5
Oct 16, 2026844+1
Oct 15, 20268430
Oct 14, 20268430
Oct 13, 2026843+156
Oct 09, 2026687+2
Oct 08, 20266850
Oct 07, 20266850
Oct 06, 2026685+1
Oct 05, 20266840
Oct 02, 2026684No prior observation