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Contract OI history

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Mar 19, 2027 EXPIRATION

CDNS $280.00 Put

CDNS270319P00280000

Latest saved OI65Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $280.00 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. 68340 2026-10-09: 68 OI2026-10-13: 68 OI2026-10-14: 68 OI2026-10-15: 68 OI2026-10-16: 68 OI2026-10-21: 65 OI2026-10-23: 65 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, 2026Viewing650
Oct 21, 202665-3
Oct 16, 2026680
Oct 15, 2026680
Oct 14, 2026680
Oct 13, 2026680
Oct 09, 202668No prior observation