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Contract OI history

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Mar 19, 2027 EXPIRATION

ZM $100.00 Call

ZM270319C00100000

Latest saved OI390Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $100.00 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. 3911950 2026-10-09: 368 OI2026-10-13: 371 OI2026-10-14: 371 OI2026-10-15: 371 OI2026-10-16: 371 OI2026-10-21: 391 OI2026-10-23: 390 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, 2026Viewing390-1
Oct 21, 2026391+20
Oct 16, 20263710
Oct 15, 20263710
Oct 14, 20263710
Oct 13, 2026371+3
Oct 09, 2026368No prior observation