OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

BB $7.50 Put

BB261030P00007500

Latest saved OI793Oct 23, 2026
Last change+4vs 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. 7933960 2026-10-02: 77 OI2026-10-05: 73 OI2026-10-06: 72 OI2026-10-07: 72 OI2026-10-08: 72 OI2026-10-09: 55 OI2026-10-13: 57 OI2026-10-14: 57 OI2026-10-15: 57 OI2026-10-16: 112 OI2026-10-21: 789 OI2026-10-23: 793 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, 2026Viewing793+4
Oct 21, 2026789+677
Oct 16, 2026112+55
Oct 15, 2026570
Oct 14, 2026570
Oct 13, 202657+2
Oct 09, 202655-17
Oct 08, 2026720
Oct 07, 2026720
Oct 06, 202672-1
Oct 05, 202673-4
Oct 02, 202677No prior observation