Caredx (CDNA) options traded 718 contracts on November 3, 2026 (375 calls and 343 puts, a put/call ratio of 0.91), compared with a 30-day average of 694. Options price a move of about ±2.9% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 49.5%
Implied move by the nearest expiration: ±2.9%
Option volume: 718 contracts (375 calls, 343 puts); 30-day average 694

Data as of November 3, 2026.

CDNA Option Breakdown

A breakdown of key statistics for each option expiration listed for CDNA. View implied volatility, volatility skew, volume, open interest, straddle premiums, and liquidity -- including bid/ask spread and NBBO bid/ask sizes. Includes links to the option chain, as well as numerous detailed charts.

▲ Close