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Contract OI history

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Dec 18, 2026 EXPIRATION

CDNS $260.00 Put

CDNS261218P00260000

Latest saved OI258Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CDNS $260.00 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. 2581290 2026-10-09: 253 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 255 OI2026-10-16: 255 OI2026-10-21: 256 OI2026-10-23: 258 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, 2026Viewing258+2
Oct 21, 2026256+1
Oct 16, 20262550
Oct 15, 20262550
Oct 14, 20262550
Oct 13, 2026255+2
Oct 09, 2026253No prior observation