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Contract OI history

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Oct 23, 2026 EXPIRATION

ZS $195.00 Put

ZS261023P00195000

Latest saved OI203Oct 23, 2026
Last change+3vs 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. 2031010 2026-10-09: 51 OI2026-10-12: 52 OI2026-10-14: 91 OI2026-10-15: 121 OI2026-10-16: 132 OI2026-10-21: 200 OI2026-10-23: 203 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, 2026Viewing203+3
Oct 21, 2026200+68
Oct 16, 2026132+11
Oct 15, 2026121+30
Oct 14, 202691+39
Oct 12, 202652+1
Oct 09, 202651No prior observation