OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

CDNS $300.00 Put

CDNS261120P00300000

Latest saved OI350Oct 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 $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. 3511750 2026-10-09: 346 OI2026-10-13: 348 OI2026-10-14: 348 OI2026-10-15: 349 OI2026-10-16: 349 OI2026-10-21: 351 OI2026-10-23: 350 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, 2026Viewing350-1
Oct 21, 2026351+2
Oct 16, 20263490
Oct 15, 2026349+1
Oct 14, 20263480
Oct 13, 2026348+2
Oct 09, 2026346No prior observation