OITracker Cboe delayed data

Contract OI history

Back to BF.B

Jan 15, 2027 EXPIRATION

BF.B $22.50 Put

BFB270115P00022500

Latest saved OI1,300Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BF.B $22.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,3156570 2026-10-02: 187 OI2026-10-05: 188 OI2026-10-06: 188 OI2026-10-07: 188 OI2026-10-08: 188 OI2026-10-09: 188 OI2026-10-13: 1,315 OI2026-10-14: 1,315 OI2026-10-15: 1,305 OI2026-10-16: 1,305 OI2026-10-21: 1,300 OI2026-10-23: 1,300 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, 2026Viewing1,3000
Oct 21, 20261,300-5
Oct 16, 20261,3050
Oct 15, 20261,305-10
Oct 14, 20261,3150
Oct 13, 20261,315+1,127
Oct 09, 20261880
Oct 08, 20261880
Oct 07, 20261880
Oct 06, 20261880
Oct 05, 2026188+1
Oct 02, 2026187No prior observation