OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

CDNS $325.00 Put

CDNS261023P00325000

Latest saved OI146Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $325.00 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. 150750 2026-10-09: 132 OI2026-10-13: 134 OI2026-10-14: 134 OI2026-10-15: 140 OI2026-10-16: 149 OI2026-10-21: 150 OI2026-10-23: 146 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, 2026Viewing146-4
Oct 21, 2026150+1
Oct 16, 2026149+9
Oct 15, 2026140+6
Oct 14, 20261340
Oct 13, 2026134+2
Oct 09, 2026132No prior observation