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Contract OI history

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Sep 17, 2027 EXPIRATION

ZS $240.00 Call

ZS270917C00240000

Latest saved OI278Oct 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 $240.00 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. 2801400 2026-10-09: 280 OI2026-10-12: 269 OI2026-10-14: 269 OI2026-10-15: 269 OI2026-10-16: 269 OI2026-10-21: 278 OI2026-10-23: 278 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, 20262780
Oct 21, 2026Viewing278+9
Oct 16, 20262690
Oct 15, 20262690
Oct 14, 20262690
Oct 12, 2026269-11
Oct 09, 2026280No prior observation