OITracker Cboe delayed data

Contract OI history

Back to BULL

Jan 19, 2029 EXPIRATION

BULL $17.50 Call

BULL290119C00017500

Latest saved OI2,065Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $17.50 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. 2,0651,0320 2026-10-09: 1,904 OI2026-10-13: 2,027 OI2026-10-14: 2,027 OI2026-10-15: 2,029 OI2026-10-16: 2,061 OI2026-10-21: 2,064 OI2026-10-23: 2,065 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, 2026Viewing2,065+1
Oct 21, 20262,064+3
Oct 16, 20262,061+32
Oct 15, 20262,029+2
Oct 14, 20262,0270
Oct 13, 20262,027+123
Oct 09, 20261,904No prior observation