OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CDNS $310.00 Put

CDNS270115P00310000

Latest saved OI350Oct 23, 2026
Last change+9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $310.00 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. 3501750 2026-10-09: 331 OI2026-10-13: 334 OI2026-10-14: 334 OI2026-10-15: 334 OI2026-10-16: 338 OI2026-10-21: 341 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+9
Oct 21, 2026341+3
Oct 16, 2026338+4
Oct 15, 20263340
Oct 14, 20263340
Oct 13, 2026334+3
Oct 09, 2026331No prior observation