OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CZR $30.00 Put

CZR270115P00030000

Latest saved OI140Oct 23, 2026
Last change-14vs 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. 4752370 2026-10-08: 475 OI2026-10-09: 475 OI2026-10-13: 475 OI2026-10-14: 475 OI2026-10-15: 475 OI2026-10-16: 154 OI2026-10-21: 154 OI2026-10-23: 140 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, 2026Viewing140-14
Oct 21, 20261540
Oct 16, 2026154-321
Oct 15, 20264750
Oct 14, 20264750
Oct 13, 20264750
Oct 09, 20264750
Oct 08, 2026475No prior observation