OITracker Cboe delayed data

Contract OI history

Back to CDNS

Nov 20, 2026 EXPIRATION

CDNS $320.00 Put

CDNS261120P00320000

Latest saved OI127Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $320.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 128640 2026-10-09: 115 OI2026-10-13: 116 OI2026-10-14: 116 OI2026-10-15: 116 OI2026-10-16: 128 OI2026-10-21: 128 OI2026-10-23: 127 OI Oct 09, 2026Oct 23, 2026

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

CDNS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing127-1
Oct 21, 20261280
Oct 16, 2026128+12
Oct 15, 20261160
Oct 14, 20261160
Oct 13, 2026116+1
Oct 09, 2026115No prior observation