OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

ZG $30.00 Put

ZG261120P00030000

Latest saved OI462Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ZG $30.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 5182590 2026-10-08: 517 OI2026-10-09: 517 OI2026-10-13: 518 OI2026-10-14: 517 OI2026-10-16: 427 OI2026-10-20: 460 OI2026-10-23: 462 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ZG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing462+2
Oct 20, 2026460+33
Oct 16, 2026427-90
Oct 14, 2026517-1
Oct 13, 2026518+1
Oct 09, 20265170
Oct 08, 2026517No prior observation