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Contract OI history

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Jan 15, 2027 EXPIRATION

ZS $185.00 Put

ZS270115P00185000

Latest saved OI262Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ZS $185.00 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. 2661330 2026-10-09: 265 OI2026-10-12: 266 OI2026-10-14: 257 OI2026-10-15: 257 OI2026-10-16: 257 OI2026-10-21: 258 OI2026-10-23: 262 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, 2026262+4
Oct 21, 2026Viewing258+1
Oct 16, 20262570
Oct 15, 20262570
Oct 14, 2026257-9
Oct 12, 2026266+1
Oct 09, 2026265No prior observation