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Contract OI history

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Nov 20, 2026 EXPIRATION

CDNS $285.00 Put

CDNS261120P00285000

Latest saved OI85Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $285.00 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. 85420 2026-10-09: 70 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-15: 70 OI2026-10-16: 70 OI2026-10-21: 73 OI2026-10-23: 85 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, 2026Viewing85+12
Oct 21, 202673+3
Oct 16, 2026700
Oct 15, 2026700
Oct 14, 2026700
Oct 13, 2026700
Oct 09, 202670No prior observation