OITracker Cboe delayed data

Contract OI history

Back to BULL

Oct 23, 2026 EXPIRATION

BULL $6.50 Call

BULL261023C00006500

Latest saved OI3,820Oct 23, 2026
Last change+962vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $6.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,8201,9100 2026-10-09: 729 OI2026-10-13: 717 OI2026-10-14: 717 OI2026-10-15: 757 OI2026-10-16: 820 OI2026-10-21: 2,858 OI2026-10-23: 3,820 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BULL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,820+962
Oct 21, 20262,858+2,038
Oct 16, 2026820+63
Oct 15, 2026757+40
Oct 14, 20267170
Oct 13, 2026717-12
Oct 09, 2026729No prior observation