OITracker Cboe delayed data

Contract OI history

Back to BX

Jun 17, 2027 EXPIRATION

BX $90.00 Put

BX270617P00090000

Latest saved OI3,801Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $90.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,8011,9000 2026-10-02: 3,736 OI2026-10-05: 3,736 OI2026-10-06: 3,736 OI2026-10-07: 3,736 OI2026-10-08: 3,737 OI2026-10-09: 3,734 OI2026-10-13: 3,734 OI2026-10-14: 3,734 OI2026-10-15: 3,746 OI2026-10-16: 3,771 OI2026-10-21: 3,799 OI2026-10-23: 3,801 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, 2026Viewing3,801+2
Oct 21, 20263,799+28
Oct 16, 20263,771+25
Oct 15, 20263,746+12
Oct 14, 20263,7340
Oct 13, 20263,7340
Oct 09, 20263,734-3
Oct 08, 20263,737+1
Oct 07, 20263,7360
Oct 06, 20263,7360
Oct 05, 20263,7360
Oct 02, 20263,736No prior observation