OITracker Cboe delayed data

Contract OI history

Back to CRK

Jan 21, 2028 EXPIRATION

CRK $35.00 Call

CRK280121C00035000

Latest saved OI700Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CRK $35.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7403700 2026-10-02: 740 OI2026-10-05: 740 OI2026-10-06: 740 OI2026-10-07: 740 OI2026-10-08: 740 OI2026-10-13: 740 OI2026-10-14: 740 OI2026-10-16: 740 OI2026-10-21: 700 OI2026-10-23: 700 OI Oct 02, 2026Oct 23, 2026

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

CRK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7000
Oct 21, 2026700-40
Oct 16, 20267400
Oct 14, 20267400
Oct 13, 20267400
Oct 08, 20267400
Oct 07, 20267400
Oct 06, 20267400
Oct 05, 20267400
Oct 02, 2026740No prior observation