OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BB $4.00 Put

BB270115P00004000

Latest saved OI1,149Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BB $4.00 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. 1,2306150 2026-10-02: 1,230 OI2026-10-05: 1,170 OI2026-10-06: 1,149 OI2026-10-07: 1,149 OI2026-10-08: 1,149 OI2026-10-09: 1,149 OI2026-10-13: 1,149 OI2026-10-14: 1,149 OI2026-10-15: 1,149 OI2026-10-16: 1,149 OI2026-10-21: 1,149 OI2026-10-23: 1,149 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, 2026Viewing1,1490
Oct 21, 20261,1490
Oct 16, 20261,1490
Oct 15, 20261,1490
Oct 14, 20261,1490
Oct 13, 20261,1490
Oct 09, 20261,1490
Oct 08, 20261,1490
Oct 07, 20261,1490
Oct 06, 20261,149-21
Oct 05, 20261,170-60
Oct 02, 20261,230No prior observation