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Contract OI history

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Feb 19, 2027 EXPIRATION

ZS $175.00 Put

ZS270219P00175000

Latest saved OI94Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $175.00 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. 94470 2026-10-09: 13 OI2026-10-12: 13 OI2026-10-14: 89 OI2026-10-15: 89 OI2026-10-16: 89 OI2026-10-21: 89 OI2026-10-23: 94 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, 2026Viewing94+5
Oct 21, 2026890
Oct 16, 2026890
Oct 15, 2026890
Oct 14, 202689+76
Oct 12, 2026130
Oct 09, 202613No prior observation