OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ZM $32.50 Put

ZM270115P00032500

Latest saved OI1,697Oct 21, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $32.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 1,6978480 2026-10-09: 1,697 OI2026-10-13: 1,697 OI2026-10-14: 1,697 OI2026-10-15: 1,697 OI2026-10-16: 1,697 OI2026-10-21: 1,697 OI Oct 09, 2026Oct 21, 2026

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

ZM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing1,6970
Oct 16, 20261,6970
Oct 15, 20261,6970
Oct 14, 20261,6970
Oct 13, 20261,6970
Oct 09, 20261,697No prior observation