OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

BX $110.00 Put

BX270617P00110000

Latest saved OI4,923Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $110.00 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. 4,9232,4610 2026-10-02: 3,649 OI2026-10-05: 3,701 OI2026-10-06: 3,702 OI2026-10-07: 3,703 OI2026-10-08: 3,844 OI2026-10-09: 3,986 OI2026-10-13: 3,986 OI2026-10-14: 4,886 OI2026-10-15: 4,887 OI2026-10-16: 4,888 OI2026-10-21: 4,922 OI2026-10-23: 4,923 OI Oct 02, 2026Oct 23, 2026

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

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,923+1
Oct 21, 20264,922+34
Oct 16, 20264,888+1
Oct 15, 20264,887+1
Oct 14, 20264,886+900
Oct 13, 20263,9860
Oct 09, 20263,986+142
Oct 08, 20263,844+141
Oct 07, 20263,703+1
Oct 06, 20263,702+1
Oct 05, 20263,701+52
Oct 02, 20263,649No prior observation