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Contract OI history

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Oct 30, 2026 EXPIRATION

CORZ $18.00 Put

CORZ261030P00018000

Latest saved OI7Oct 23, 2026
Last change-60vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CORZ $18.00 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. 71350 2026-10-09: 58 OI2026-10-13: 71 OI2026-10-14: 71 OI2026-10-15: 67 OI2026-10-16: 67 OI2026-10-21: 67 OI2026-10-23: 7 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CORZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7-60
Oct 21, 2026670
Oct 16, 2026670
Oct 15, 202667-4
Oct 14, 2026710
Oct 13, 202671+13
Oct 09, 202658No prior observation