OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CRK $40.00 Call

CRK270115C00040000

Latest saved OI4,000Oct 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 $40.00 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. 4,0002,0000 2026-10-02: 2,310 OI2026-10-05: 2,310 OI2026-10-06: 2,310 OI2026-10-07: 2,810 OI2026-10-08: 2,810 OI2026-10-13: 2,810 OI2026-10-14: 2,810 OI2026-10-16: 4,000 OI2026-10-21: 4,000 OI2026-10-23: 4,000 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, 2026Viewing4,0000
Oct 21, 20264,0000
Oct 16, 20264,000+1,190
Oct 14, 20262,8100
Oct 13, 20262,8100
Oct 08, 20262,8100
Oct 07, 20262,810+500
Oct 06, 20262,3100
Oct 05, 20262,3100
Oct 02, 20262,310No prior observation