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Contract OI history

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Nov 20, 2026 EXPIRATION

ZS $200.00 Put

ZS261120P00200000

Latest saved OI1,776Oct 23, 2026
Last change-116vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $200.00 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. 1,8929460 2026-10-09: 888 OI2026-10-12: 913 OI2026-10-14: 1,367 OI2026-10-15: 1,465 OI2026-10-16: 1,759 OI2026-10-21: 1,892 OI2026-10-23: 1,776 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, 20261,776-116
Oct 21, 2026Viewing1,892+133
Oct 16, 20261,759+294
Oct 15, 20261,465+98
Oct 14, 20261,367+454
Oct 12, 2026913+25
Oct 09, 2026888No prior observation