OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CDNS $300.00 Put

CDNS270115P00300000

Latest saved OI580Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $300.00 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. 5802900 2026-10-09: 555 OI2026-10-13: 564 OI2026-10-14: 564 OI2026-10-15: 570 OI2026-10-16: 570 OI2026-10-21: 573 OI2026-10-23: 580 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, 2026Viewing580+7
Oct 21, 2026573+3
Oct 16, 20265700
Oct 15, 2026570+6
Oct 14, 20265640
Oct 13, 2026564+9
Oct 09, 2026555No prior observation