OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CNC $40.00 Call

CNC270115C00040000

Latest saved OI4,735Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNC $40.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4,7512,3750 2026-10-02: 4,751 OI2026-10-05: 4,747 OI2026-10-06: 4,747 OI2026-10-07: 4,747 OI2026-10-08: 4,747 OI2026-10-09: 4,735 OI2026-10-13: 4,735 OI2026-10-14: 4,735 OI2026-10-15: 4,735 OI2026-10-16: 4,735 OI2026-10-21: 4,735 OI2026-10-23: 4,735 OI Oct 02, 2026Oct 23, 2026

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

CNC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,7350
Oct 21, 20264,7350
Oct 16, 20264,7350
Oct 15, 20264,7350
Oct 14, 20264,7350
Oct 13, 20264,7350
Oct 09, 20264,735-12
Oct 08, 20264,7470
Oct 07, 20264,7470
Oct 06, 20264,7470
Oct 05, 20264,747-4
Oct 02, 20264,751No prior observation