
Orbital ATK [OA] on Thursday posted lower earnings despite higher sales but the company said its tracking at or ahead of plan this year, leading it to raise its guidance for 2017.Net income fell 4 percent to $87.1 million, $1.51 earnings per share (EPS), from $90.7 million ($1.55 EPS) a year ago, driven by lower operating profits in the Defense Systems and Space Systems Groups. The company blamed fewer favorable contract profit adjustments in both groups in the second quarter…