OITracker Cboe delayed data

Contract OI history

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Nov 13, 2026 EXPIRATION

BB $7.50 Put

BB261113P00007500

Latest saved OI372Oct 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 $7.50 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. 3721860 2026-10-02: 0 OI2026-10-05: 20 OI2026-10-06: 20 OI2026-10-07: 200 OI2026-10-08: 200 OI2026-10-09: 208 OI2026-10-13: 209 OI2026-10-14: 209 OI2026-10-15: 211 OI2026-10-16: 211 OI2026-10-21: 372 OI2026-10-23: 372 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, 2026Viewing3720
Oct 21, 2026372+161
Oct 16, 20262110
Oct 15, 2026211+2
Oct 14, 20262090
Oct 13, 2026209+1
Oct 09, 2026208+8
Oct 08, 20262000
Oct 07, 2026200+180
Oct 06, 2026200
Oct 05, 202620+20
Oct 02, 20260No prior observation