OITracker Cboe delayed data

Contract OI history

Back to BX

Jan 19, 2029 EXPIRATION

BX $115.00 Call

BX290119C00115000

Latest saved OI372Oct 23, 2026
Last change+111vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $115.00 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. 3721860 2026-10-02: 244 OI2026-10-05: 245 OI2026-10-06: 245 OI2026-10-07: 253 OI2026-10-08: 253 OI2026-10-09: 253 OI2026-10-13: 253 OI2026-10-14: 258 OI2026-10-15: 256 OI2026-10-16: 256 OI2026-10-21: 261 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.

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing372+111
Oct 21, 2026261+5
Oct 16, 20262560
Oct 15, 2026256-2
Oct 14, 2026258+5
Oct 13, 20262530
Oct 09, 20262530
Oct 08, 20262530
Oct 07, 2026253+8
Oct 06, 20262450
Oct 05, 2026245+1
Oct 02, 2026244No prior observation