OITracker Cboe delayed data

Contract OI history

Back to CZR

Dec 18, 2026 EXPIRATION

CZR $29.00 Put

CZR261218P00029000

Latest saved OI148Oct 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 $29.00 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. 148740 2026-10-08: 140 OI2026-10-09: 140 OI2026-10-13: 140 OI2026-10-14: 140 OI2026-10-15: 141 OI2026-10-16: 142 OI2026-10-21: 148 OI2026-10-23: 148 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, 2026Viewing1480
Oct 21, 2026148+6
Oct 16, 2026142+1
Oct 15, 2026141+1
Oct 14, 20261400
Oct 13, 20261400
Oct 09, 20261400
Oct 08, 2026140No prior observation