OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

ZM $100.00 Call

ZM261218C00100000

Latest saved OI7,026Oct 23, 2026
Last change-58vs 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. 7,0843,5420 2026-10-09: 6,938 OI2026-10-13: 6,939 OI2026-10-14: 6,939 OI2026-10-15: 6,941 OI2026-10-16: 6,962 OI2026-10-21: 7,084 OI2026-10-23: 7,026 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, 20267,026-58
Oct 21, 2026Viewing7,084+122
Oct 16, 20266,962+21
Oct 15, 20266,941+2
Oct 14, 20266,9390
Oct 13, 20266,939+1
Oct 09, 20266,938No prior observation