OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

CZR $30.00 Put

CZR261120P00030000

Latest saved OI924Oct 23, 2026
Last change-73vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CZR $30.00 put open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,1065530 2026-10-08: 1,106 OI2026-10-09: 1,106 OI2026-10-13: 1,106 OI2026-10-14: 1,106 OI2026-10-15: 1,106 OI2026-10-16: 1,105 OI2026-10-21: 997 OI2026-10-23: 924 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, 2026Viewing924-73
Oct 21, 2026997-108
Oct 16, 20261,105-1
Oct 15, 20261,1060
Oct 14, 20261,1060
Oct 13, 20261,1060
Oct 09, 20261,1060
Oct 08, 20261,106No prior observation