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Contract OI history

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Jan 15, 2027 EXPIRATION

ZS $230.00 Call

ZS270115C00230000

Latest saved OI1,264Oct 23, 2026
Last change+39vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $230.00 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. 1,2646320 2026-10-09: 1,188 OI2026-10-12: 1,190 OI2026-10-14: 1,163 OI2026-10-15: 1,203 OI2026-10-16: 1,203 OI2026-10-21: 1,225 OI2026-10-23: 1,264 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, 20261,264+39
Oct 21, 2026Viewing1,225+22
Oct 16, 20261,2030
Oct 15, 20261,203+40
Oct 14, 20261,163-27
Oct 12, 20261,190+2
Oct 09, 20261,188No prior observation