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Contract OI history

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Nov 20, 2026 EXPIRATION

ZM $85.00 Put

ZM261120P00085000

Latest saved OI2,133Oct 23, 2026
Last change-63vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $85.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,1961,0980 2026-10-09: 2,015 OI2026-10-13: 2,030 OI2026-10-14: 2,030 OI2026-10-15: 2,137 OI2026-10-16: 2,167 OI2026-10-21: 2,196 OI2026-10-23: 2,133 OI Oct 09, 2026Oct 23, 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 23, 20262,133-63
Oct 21, 2026Viewing2,196+29
Oct 16, 20262,167+30
Oct 15, 20262,137+107
Oct 14, 20262,0300
Oct 13, 20262,030+15
Oct 09, 20262,015No prior observation