OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

CNC $22.50 Put

CNC261218P00022500

Latest saved OI897Oct 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 $22.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8974480 2026-10-02: 895 OI2026-10-05: 895 OI2026-10-06: 896 OI2026-10-07: 896 OI2026-10-08: 896 OI2026-10-09: 895 OI2026-10-13: 897 OI2026-10-14: 897 OI2026-10-15: 897 OI2026-10-16: 897 OI2026-10-21: 897 OI2026-10-23: 897 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, 2026Viewing8970
Oct 21, 20268970
Oct 16, 20268970
Oct 15, 20268970
Oct 14, 20268970
Oct 13, 2026897+2
Oct 09, 2026895-1
Oct 08, 20268960
Oct 07, 20268960
Oct 06, 2026896+1
Oct 05, 20268950
Oct 02, 2026895No prior observation