OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CZR $30.00 Call

CZR270115C00030000

Latest saved OI2,718Oct 23, 2026
Last change+2vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CZR $30.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2,7181,3590 2026-10-08: 1,923 OI2026-10-09: 1,921 OI2026-10-13: 1,921 OI2026-10-14: 1,921 OI2026-10-15: 1,921 OI2026-10-16: 1,921 OI2026-10-21: 2,716 OI2026-10-23: 2,718 OI Oct 08, 2026Oct 23, 2026

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

CZR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,718+2
Oct 21, 20262,716+795
Oct 16, 20261,9210
Oct 15, 20261,9210
Oct 14, 20261,9210
Oct 13, 20261,9210
Oct 09, 20261,921-2
Oct 08, 20261,923No prior observation