OITracker Cboe delayed data

Contract OI history

Back to BX

Dec 15, 2028 EXPIRATION

BX $80.00 Call

BX281215C00080000

Latest saved OI291Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $80.00 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. 2911450 2026-10-02: 272 OI2026-10-05: 272 OI2026-10-06: 272 OI2026-10-07: 272 OI2026-10-08: 272 OI2026-10-09: 274 OI2026-10-13: 274 OI2026-10-14: 274 OI2026-10-15: 286 OI2026-10-16: 286 OI2026-10-21: 288 OI2026-10-23: 291 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, 2026Viewing291+3
Oct 21, 2026288+2
Oct 16, 20262860
Oct 15, 2026286+12
Oct 14, 20262740
Oct 13, 20262740
Oct 09, 2026274+2
Oct 08, 20262720
Oct 07, 20262720
Oct 06, 20262720
Oct 05, 20262720
Oct 02, 2026272No prior observation