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Contract OI history

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Jan 21, 2028 EXPIRATION

CZR $40.00 Call

CZR280121C00040000

Latest saved OI1,767Oct 23, 2026
Last change+3vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CZR $40.00 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. 1,7678830 2026-10-08: 1,764 OI2026-10-09: 1,764 OI2026-10-13: 1,764 OI2026-10-14: 1,764 OI2026-10-15: 1,764 OI2026-10-16: 1,764 OI2026-10-21: 1,764 OI2026-10-23: 1,767 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, 2026Viewing1,767+3
Oct 21, 20261,7640
Oct 16, 20261,7640
Oct 15, 20261,7640
Oct 14, 20261,7640
Oct 13, 20261,7640
Oct 09, 20261,7640
Oct 08, 20261,764No prior observation