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Contract OI history

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Nov 20, 2026 EXPIRATION

ZM $100.00 Put

ZM261120P00100000

Latest saved OI533Oct 23, 2026
Last change-6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $100.00 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. 5392690 2026-10-09: 524 OI2026-10-13: 539 OI2026-10-14: 539 OI2026-10-15: 539 OI2026-10-16: 539 OI2026-10-21: 539 OI2026-10-23: 533 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, 2026533-6
Oct 21, 2026Viewing5390
Oct 16, 20265390
Oct 15, 20265390
Oct 14, 20265390
Oct 13, 2026539+15
Oct 09, 2026524No prior observation