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Contract OI history

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Oct 23, 2026 EXPIRATION

CORZ $13.50 Put

CORZ261023P00013500

Latest saved OI684Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CORZ $13.50 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. 6843420 2026-10-09: 168 OI2026-10-13: 183 OI2026-10-14: 183 OI2026-10-15: 226 OI2026-10-16: 226 OI2026-10-21: 677 OI2026-10-23: 684 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, 2026Viewing684+7
Oct 21, 2026677+451
Oct 16, 20262260
Oct 15, 2026226+43
Oct 14, 20261830
Oct 13, 2026183+15
Oct 09, 2026168No prior observation