OITracker Cboe delayed data

Contract OI history

Back to CABA

Jan 19, 2029 EXPIRATION

CABA $3.50 Put

CABA290119P00003500

Latest saved OI271Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CABA $3.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2711350 2026-10-08: 119 OI2026-10-09: 143 OI2026-10-13: 211 OI2026-10-14: 211 OI2026-10-16: 233 OI2026-10-21: 268 OI2026-10-23: 271 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, 2026Viewing271+3
Oct 21, 2026268+35
Oct 16, 2026233+22
Oct 14, 20262110
Oct 13, 2026211+68
Oct 09, 2026143+24
Oct 08, 2026119No prior observation