OITracker Cboe delayed data

Contract OI history

Back to BX

Nov 20, 2026 EXPIRATION

BX $120.00 Call

BX261120C00120000

Latest saved OI1,392Oct 23, 2026
Last change+398vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $120.00 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. 1,3926960 2026-10-02: 485 OI2026-10-05: 592 OI2026-10-06: 606 OI2026-10-07: 627 OI2026-10-08: 791 OI2026-10-09: 920 OI2026-10-13: 931 OI2026-10-14: 928 OI2026-10-15: 907 OI2026-10-16: 954 OI2026-10-21: 994 OI2026-10-23: 1,392 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, 2026Viewing1,392+398
Oct 21, 2026994+40
Oct 16, 2026954+47
Oct 15, 2026907-21
Oct 14, 2026928-3
Oct 13, 2026931+11
Oct 09, 2026920+129
Oct 08, 2026791+164
Oct 07, 2026627+21
Oct 06, 2026606+14
Oct 05, 2026592+107
Oct 02, 2026485No prior observation