OITracker Cboe delayed data

Contract OI history

Back to CORZ

Jan 15, 2027 EXPIRATION

CORZ $21.00 Put

CORZ270115P00021000

Latest saved OI693Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CORZ $21.00 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. 6933460 2026-10-09: 643 OI2026-10-13: 650 OI2026-10-14: 650 OI2026-10-15: 650 OI2026-10-16: 650 OI2026-10-21: 693 OI2026-10-23: 693 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, 2026Viewing6930
Oct 21, 2026693+43
Oct 16, 20266500
Oct 15, 20266500
Oct 14, 20266500
Oct 13, 2026650+7
Oct 09, 2026643No prior observation