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Contract OI history

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Jan 15, 2027 EXPIRATION

ZS $380.00 Call

ZS270115C00380000

Latest saved OI191Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $380.00 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. 191950 2026-10-09: 185 OI2026-10-12: 185 OI2026-10-14: 188 OI2026-10-15: 189 OI2026-10-16: 189 OI2026-10-21: 189 OI2026-10-23: 191 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, 2026191+2
Oct 21, 2026Viewing1890
Oct 16, 20261890
Oct 15, 2026189+1
Oct 14, 2026188+3
Oct 12, 20261850
Oct 09, 2026185No prior observation