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Contract OI history

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Jun 16, 2028 EXPIRATION

ZS $140.00 Put

ZS280616P00140000

Latest saved OI129Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $140.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 137680 2026-10-09: 119 OI2026-10-12: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 119 OI2026-10-21: 137 OI2026-10-23: 129 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, 2026129-8
Oct 21, 2026Viewing137+18
Oct 16, 20261190
Oct 15, 20261190
Oct 14, 20261190
Oct 12, 20261190
Oct 09, 2026119No prior observation