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Contract OI history

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Dec 18, 2026 EXPIRATION

ZM $80.00 Call

ZM261218C00080000

Latest saved OI1,377Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $80.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,3816900 2026-10-09: 1,374 OI2026-10-13: 1,376 OI2026-10-14: 1,376 OI2026-10-15: 1,381 OI2026-10-16: 1,378 OI2026-10-21: 1,377 OI2026-10-23: 1,377 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, 20261,3770
Oct 21, 2026Viewing1,377-1
Oct 16, 20261,378-3
Oct 15, 20261,381+5
Oct 14, 20261,3760
Oct 13, 20261,376+2
Oct 09, 20261,374No prior observation