OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

CZR $30.00 Call

CZR280121C00030000

Latest saved OI2,137Oct 23, 2026
Last change0vs 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. 2,1461,0730 2026-10-08: 2,146 OI2026-10-09: 2,146 OI2026-10-13: 2,146 OI2026-10-14: 2,146 OI2026-10-15: 2,138 OI2026-10-16: 2,138 OI2026-10-21: 2,137 OI2026-10-23: 2,137 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, 2026Viewing2,1370
Oct 21, 20262,137-1
Oct 16, 20262,1380
Oct 15, 20262,138-8
Oct 14, 20262,1460
Oct 13, 20262,1460
Oct 09, 20262,1460
Oct 08, 20262,146No prior observation