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Contract OI history

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Jan 21, 2028 EXPIRATION

ZM $150.00 Call

ZM280121C00150000

Latest saved OI649Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZM $150.00 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. 6493240 2026-10-09: 641 OI2026-10-13: 644 OI2026-10-14: 644 OI2026-10-15: 644 OI2026-10-16: 644 OI2026-10-21: 644 OI2026-10-23: 649 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, 2026Viewing649+5
Oct 21, 20266440
Oct 16, 20266440
Oct 15, 20266440
Oct 14, 20266440
Oct 13, 2026644+3
Oct 09, 2026641No prior observation