OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CNC $42.50 Call

CNC270115C00042500

Latest saved OI2,466Oct 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 $42.50 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. 2,4661,2330 2026-10-02: 2,465 OI2026-10-05: 2,465 OI2026-10-06: 2,465 OI2026-10-07: 2,465 OI2026-10-08: 2,465 OI2026-10-09: 2,465 OI2026-10-13: 2,465 OI2026-10-14: 2,465 OI2026-10-15: 2,465 OI2026-10-16: 2,466 OI2026-10-21: 2,466 OI2026-10-23: 2,466 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, 2026Viewing2,4660
Oct 21, 20262,4660
Oct 16, 20262,466+1
Oct 15, 20262,4650
Oct 14, 20262,4650
Oct 13, 20262,4650
Oct 09, 20262,4650
Oct 08, 20262,4650
Oct 07, 20262,4650
Oct 06, 20262,4650
Oct 05, 20262,4650
Oct 02, 20262,465No prior observation