OITracker Cboe delayed data

Contract OI history

Back to CAI

Nov 20, 2026 EXPIRATION

CAI $40.00 Call

CAI261120C00040000

Latest saved OI59Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CAI $40.00 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. 59290 2026-10-08: 23 OI2026-10-09: 23 OI2026-10-13: 24 OI2026-10-14: 24 OI2026-10-16: 24 OI2026-10-20: 58 OI2026-10-23: 59 OI Oct 08, 2026Oct 23, 2026

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

CAI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing59+1
Oct 20, 202658+34
Oct 16, 2026240
Oct 14, 2026240
Oct 13, 202624+1
Oct 09, 2026230
Oct 08, 202623No prior observation