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Contract OI history

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Jan 15, 2027 EXPIRATION

ZS $180.00 Put

ZS270115P00180000

Latest saved OI284Oct 23, 2026
Last change+13vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $180.00 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. 2841420 2026-10-09: 193 OI2026-10-12: 192 OI2026-10-14: 192 OI2026-10-15: 205 OI2026-10-16: 205 OI2026-10-21: 271 OI2026-10-23: 284 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, 2026284+13
Oct 21, 2026Viewing271+66
Oct 16, 20262050
Oct 15, 2026205+13
Oct 14, 20261920
Oct 12, 2026192-1
Oct 09, 2026193No prior observation