ADTRAN Tops Q4 Earnings, Revenues on Segmental Strength

ADTRAN Tops Q4 Earnings, Revenues on Segmental Strength - Analyst Blog http://www.zacks.com/stock/news/161178/adtran-tops-q4-earnings-revenues-on-segmental-strength ADTRAN Inc. (ADTN), reported fourth-quarter 2014 financial results wherein both the top and the bottom line surpassed the Zacks Consensus Estimate.