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Contract OI history

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Oct 23, 2026 EXPIRATION

ZM $89.00 Put

ZM261023P00089000

Latest saved OI169Oct 21, 2026
Last change+115vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $89.00 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. 169840 2026-10-09: 55 OI2026-10-13: 55 OI2026-10-14: 55 OI2026-10-15: 54 OI2026-10-16: 54 OI2026-10-21: 169 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, 2026Viewing169+115
Oct 16, 2026540
Oct 15, 202654-1
Oct 14, 2026550
Oct 13, 2026550
Oct 09, 202655No prior observation