3d illustration inflation and deflation graph by Deepadesigns via ShutterstockCareDx (CDNA) has surged 300% over the past year, driven by robust technical momentum and strong buy signals. CDNA is rated a "Strong Buy" by several analysts, with consensus price targets suggesting up to 12% further upside. Technical indicators remain bullish, but high volatility and a trailing price-earnings ratio highlight speculative risk. What I'm WatchingI found today's Chart of the Day by using Barchart's powerful screening functions to sort for stocks with the highest technical buy signals and superior current momentum. Barchart's Technical Indicators for CareDxEditor's Note: The technical indicators below are updated live during the session every 20 minutes and can therefore change each day as the market fluctuates.