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Contract OI history

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Dec 18, 2026 EXPIRATION

ZM $80.00 Put

ZM261218P00080000

Latest saved OI1,177Oct 23, 2026
Last change+136vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $80.00 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. 1,1775880 2026-10-09: 1,025 OI2026-10-13: 1,027 OI2026-10-14: 1,027 OI2026-10-15: 1,039 OI2026-10-16: 1,034 OI2026-10-21: 1,041 OI2026-10-23: 1,177 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, 2026Viewing1,177+136
Oct 21, 20261,041+7
Oct 16, 20261,034-5
Oct 15, 20261,039+12
Oct 14, 20261,0270
Oct 13, 20261,027+2
Oct 09, 20261,025No prior observation