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Contract OI history

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Nov 20, 2026 EXPIRATION

ZS $190.00 Put

ZS261120P00190000

Latest saved OI1,273Oct 23, 2026
Last change-375vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $190.00 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. 1,6488240 2026-10-09: 1,190 OI2026-10-12: 1,174 OI2026-10-14: 1,285 OI2026-10-15: 1,313 OI2026-10-16: 1,542 OI2026-10-21: 1,648 OI2026-10-23: 1,273 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, 20261,273-375
Oct 21, 2026Viewing1,648+106
Oct 16, 20261,542+229
Oct 15, 20261,313+28
Oct 14, 20261,285+111
Oct 12, 20261,174-16
Oct 09, 20261,190No prior observation