
Orbital ATK [OA] on Monday night posted strong fourth quarter earnings driven by a lower tax rate whiles sales ticked up slightly and the company provided initial guidance for 2016 that forecasts increases to the top and bottom lines.Adjusted net income increased 15 percent to $86.5 million, $1.45 earnings per share (EPS), from $75 million ($1.26 EPS) a year ago, crushing consensus expectations by 34 cents per share. Orbital ATK’s tax rate in the fourth quarter reflects the retroactive extension…