OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CRK $20.00 Call

CRK270115C00020000

Latest saved OI3,214Oct 23, 2026
Last change-23vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CRK $20.00 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. 3,2711,6350 2026-10-02: 3,161 OI2026-10-05: 3,161 OI2026-10-06: 3,162 OI2026-10-07: 3,162 OI2026-10-08: 3,162 OI2026-10-13: 3,171 OI2026-10-14: 3,271 OI2026-10-16: 3,271 OI2026-10-21: 3,237 OI2026-10-23: 3,214 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, 2026Viewing3,214-23
Oct 21, 20263,237-34
Oct 16, 20263,2710
Oct 14, 20263,271+100
Oct 13, 20263,171+9
Oct 08, 20263,1620
Oct 07, 20263,1620
Oct 06, 20263,162+1
Oct 05, 20263,1610
Oct 02, 20263,161No prior observation