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Contract OI history

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Mar 19, 2027 EXPIRATION

ZS $195.00 Put

ZS270319P00195000

Latest saved OI21Oct 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 $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. 22110 2026-10-09: 22 OI2026-10-12: 22 OI2026-10-14: 21 OI2026-10-15: 21 OI2026-10-16: 21 OI2026-10-21: 21 OI2026-10-23: 21 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, 2026210
Oct 21, 2026Viewing210
Oct 16, 2026210
Oct 15, 2026210
Oct 14, 202621-1
Oct 12, 2026220
Oct 09, 202622No prior observation