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Contract OI history

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Dec 18, 2026 EXPIRATION

CZR $31.00 Call

CZR261218C00031000

Latest saved OI971Oct 23, 2026
Last change+13vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CZR $31.00 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. 9714850 2026-10-08: 956 OI2026-10-09: 956 OI2026-10-13: 956 OI2026-10-14: 956 OI2026-10-15: 955 OI2026-10-16: 955 OI2026-10-21: 958 OI2026-10-23: 971 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, 2026Viewing971+13
Oct 21, 2026958+3
Oct 16, 20269550
Oct 15, 2026955-1
Oct 14, 20269560
Oct 13, 20269560
Oct 09, 20269560
Oct 08, 2026956No prior observation