OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BX $145.00 Call

BX270115C00145000

Latest saved OI2,903Oct 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
BX $145.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,1381,5690 2026-10-02: 3,085 OI2026-10-05: 3,113 OI2026-10-06: 3,114 OI2026-10-07: 3,129 OI2026-10-08: 3,124 OI2026-10-09: 3,138 OI2026-10-13: 2,943 OI2026-10-14: 2,924 OI2026-10-15: 2,914 OI2026-10-16: 2,913 OI2026-10-21: 2,907 OI2026-10-23: 2,903 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, 2026Viewing2,903-4
Oct 21, 20262,907-6
Oct 16, 20262,913-1
Oct 15, 20262,914-10
Oct 14, 20262,924-19
Oct 13, 20262,943-195
Oct 09, 20263,138+14
Oct 08, 20263,124-5
Oct 07, 20263,129+15
Oct 06, 20263,114+1
Oct 05, 20263,113+28
Oct 02, 20263,085No prior observation