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Contract OI history

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Dec 18, 2026 EXPIRATION

CDNS $340.00 Put

CDNS261218P00340000

Latest saved OI132Oct 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 $340.00 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. 132660 2026-10-09: 131 OI2026-10-13: 131 OI2026-10-14: 131 OI2026-10-15: 131 OI2026-10-16: 132 OI2026-10-21: 132 OI2026-10-23: 132 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, 2026Viewing1320
Oct 21, 20261320
Oct 16, 2026132+1
Oct 15, 20261310
Oct 14, 20261310
Oct 13, 20261310
Oct 09, 2026131No prior observation