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Contract OI history

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Nov 20, 2026 EXPIRATION

ZS $155.00 Call

ZS261120C00155000

Latest saved OI136Oct 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
ZS $155.00 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. 136680 2026-10-09: 135 OI2026-10-12: 135 OI2026-10-14: 135 OI2026-10-15: 135 OI2026-10-16: 135 OI2026-10-21: 135 OI2026-10-23: 136 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ZS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing136+1
Oct 21, 20261350
Oct 16, 20261350
Oct 15, 20261350
Oct 14, 20261350
Oct 12, 20261350
Oct 09, 2026135No prior observation