OITracker Cboe delayed data

Contract OI history

Back to CNC

Dec 18, 2026 EXPIRATION

CNC $57.50 Put

CNC261218P00057500

Latest saved OI1,702Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNC $57.50 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. 1,7068530 2026-10-02: 1,706 OI2026-10-05: 1,706 OI2026-10-06: 1,706 OI2026-10-07: 1,705 OI2026-10-08: 1,705 OI2026-10-09: 1,701 OI2026-10-13: 1,699 OI2026-10-14: 1,699 OI2026-10-15: 1,699 OI2026-10-16: 1,699 OI2026-10-21: 1,699 OI2026-10-23: 1,702 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, 2026Viewing1,702+3
Oct 21, 20261,6990
Oct 16, 20261,6990
Oct 15, 20261,6990
Oct 14, 20261,6990
Oct 13, 20261,699-2
Oct 09, 20261,701-4
Oct 08, 20261,7050
Oct 07, 20261,705-1
Oct 06, 20261,7060
Oct 05, 20261,7060
Oct 02, 20261,706No prior observation