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Contract OI history

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Jun 17, 2027 EXPIRATION

ZS $280.00 Call

ZS270617C00280000

Latest saved OI321Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $280.00 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. 3211600 2026-10-09: 304 OI2026-10-12: 303 OI2026-10-14: 308 OI2026-10-15: 308 OI2026-10-16: 308 OI2026-10-21: 310 OI2026-10-23: 321 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, 2026321+11
Oct 21, 2026Viewing310+2
Oct 16, 20263080
Oct 15, 20263080
Oct 14, 2026308+5
Oct 12, 2026303-1
Oct 09, 2026304No prior observation