Graphic Packaging Holding Company reported net income for third quarter 2018 of $94.3 million, or $0.30 per share, based upon 311.5 million weighted average diluted shares. This compares to third quarter 2017 net income of $47.3 million, or $0.15 per share, based on 310.9 million weighted average diluted shares.   Net sales increased 35% to $1,530.0 million in the third quarter of 2018, compared to $1,137.6 million in the prior year period. The $392.4 million increase was driven by $352.7 mill...