OITracker Cboe delayed data

Contract OI history

Back to BX

Jan 21, 2028 EXPIRATION

BX $125.00 Call

BX280121C00125000

Latest saved OI847Oct 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 $125.00 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. 8484240 2026-10-02: 241 OI2026-10-05: 242 OI2026-10-06: 242 OI2026-10-07: 312 OI2026-10-08: 312 OI2026-10-09: 312 OI2026-10-13: 312 OI2026-10-14: 313 OI2026-10-15: 307 OI2026-10-16: 307 OI2026-10-21: 848 OI2026-10-23: 847 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, 2026Viewing847-1
Oct 21, 2026848+541
Oct 16, 20263070
Oct 15, 2026307-6
Oct 14, 2026313+1
Oct 13, 20263120
Oct 09, 20263120
Oct 08, 20263120
Oct 07, 2026312+70
Oct 06, 20262420
Oct 05, 2026242+1
Oct 02, 2026241No prior observation