OITracker Cboe delayed data

Contract OI history

Back to CABA

Jan 15, 2027 EXPIRATION

CABA $2.50 Call

CABA270115C00002500

Latest saved OI1,415Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CABA $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,4157070 2026-10-08: 789 OI2026-10-09: 790 OI2026-10-13: 790 OI2026-10-14: 1,252 OI2026-10-16: 1,279 OI2026-10-21: 1,415 OI2026-10-23: 1,415 OI Oct 08, 2026Oct 23, 2026

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

CABA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,4150
Oct 21, 20261,415+136
Oct 16, 20261,279+27
Oct 14, 20261,252+462
Oct 13, 20267900
Oct 09, 2026790+1
Oct 08, 2026789No prior observation