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Contract OI history

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Jan 15, 2027 EXPIRATION

ZS $400.00 Call

ZS270115C00400000

Latest saved OI254Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $400.00 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. 2591290 2026-10-09: 259 OI2026-10-12: 257 OI2026-10-14: 254 OI2026-10-15: 254 OI2026-10-16: 254 OI2026-10-21: 254 OI2026-10-23: 254 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, 20262540
Oct 21, 2026Viewing2540
Oct 16, 20262540
Oct 15, 20262540
Oct 14, 2026254-3
Oct 12, 2026257-2
Oct 09, 2026259No prior observation