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Contract OI history

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Sep 17, 2027 EXPIRATION

ZS $195.00 Put

ZS270917P00195000

Latest saved OI156Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $195.00 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. 156780 2026-10-09: 4 OI2026-10-12: 4 OI2026-10-14: 4 OI2026-10-15: 4 OI2026-10-16: 156 OI2026-10-21: 156 OI2026-10-23: 156 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, 20261560
Oct 21, 2026Viewing1560
Oct 16, 2026156+152
Oct 15, 202640
Oct 14, 202640
Oct 12, 202640
Oct 09, 20264No prior observation