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Contract OI history

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Dec 18, 2026 EXPIRATION

CORZ $20.00 Call

CORZ261218C00020000

Latest saved OI26,181Oct 23, 2026
Last change+82vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CORZ $20.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 26,18113,0900 2026-10-09: 25,569 OI2026-10-13: 25,564 OI2026-10-14: 25,564 OI2026-10-15: 25,569 OI2026-10-16: 25,949 OI2026-10-21: 26,099 OI2026-10-23: 26,181 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, 2026Viewing26,181+82
Oct 21, 202626,099+150
Oct 16, 202625,949+380
Oct 15, 202625,569+5
Oct 14, 202625,5640
Oct 13, 202625,564-5
Oct 09, 202625,569No prior observation