OITracker Cboe delayed data

Contract OI history

Back to BX

Feb 19, 2027 EXPIRATION

BX $165.00 Call

BX270219C00165000

Latest saved OI1,394Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $165.00 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. 1,4187090 2026-10-02: 164 OI2026-10-05: 164 OI2026-10-06: 1,418 OI2026-10-07: 1,414 OI2026-10-08: 1,413 OI2026-10-09: 1,408 OI2026-10-13: 1,408 OI2026-10-14: 1,396 OI2026-10-15: 1,396 OI2026-10-16: 1,396 OI2026-10-21: 1,394 OI2026-10-23: 1,394 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, 2026Viewing1,3940
Oct 21, 20261,394-2
Oct 16, 20261,3960
Oct 15, 20261,3960
Oct 14, 20261,396-12
Oct 13, 20261,4080
Oct 09, 20261,408-5
Oct 08, 20261,413-1
Oct 07, 20261,414-4
Oct 06, 20261,418+1,254
Oct 05, 20261640
Oct 02, 2026164No prior observation