Shares in Quest Diagnostics (NYSE:DGX) held steady today after the company met earnings expectations on Wall Street but missed analysts’ sales estimates with its first-quarter results. The Secaucus, N.J.-based company posted profits of $177 million, or $1.27 per share, on sales of $1.88 million for the 3 months ended March 31, for bottom-line growth of 7.9% […]