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Contract OI history

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Mar 19, 2027 EXPIRATION

ZS $130.00 Put

ZS270319P00130000

Latest saved OI171Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $130.00 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. 171850 2026-10-09: 167 OI2026-10-12: 169 OI2026-10-14: 169 OI2026-10-15: 169 OI2026-10-16: 169 OI2026-10-21: 170 OI2026-10-23: 171 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, 2026171+1
Oct 21, 2026Viewing170+1
Oct 16, 20261690
Oct 15, 20261690
Oct 14, 20261690
Oct 12, 2026169+2
Oct 09, 2026167No prior observation