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Contract OI history

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Oct 30, 2026 EXPIRATION

ZS $202.50 Put

ZS261030P00202500

Latest saved OI235Oct 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 $202.50 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. 2351170 2026-10-09: 215 OI2026-10-12: 216 OI2026-10-14: 224 OI2026-10-15: 224 OI2026-10-16: 224 OI2026-10-21: 235 OI2026-10-23: 235 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, 20262350
Oct 21, 2026Viewing235+11
Oct 16, 20262240
Oct 15, 20262240
Oct 14, 2026224+8
Oct 12, 2026216+1
Oct 09, 2026215No prior observation