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Contract OI history

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Dec 17, 2027 EXPIRATION

CORZ $20.00 Call

CORZ271217C00020000

Latest saved OI2,895Oct 23, 2026
Last change+1vs 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. 2,8951,4470 2026-10-09: 2,870 OI2026-10-13: 2,870 OI2026-10-14: 2,870 OI2026-10-15: 2,868 OI2026-10-16: 2,868 OI2026-10-21: 2,894 OI2026-10-23: 2,895 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, 2026Viewing2,895+1
Oct 21, 20262,894+26
Oct 16, 20262,8680
Oct 15, 20262,868-2
Oct 14, 20262,8700
Oct 13, 20262,8700
Oct 09, 20262,870No prior observation