Kirby Corporation Announces 2018 Fourth Quarter/Full Year Results and Signs Agreement to Purchase the Marine Transportation Fleet of Cenac Marine Services, LLC

2018 fourth quarter GAAP loss per share of ($0.41) , or earnings of $0.75 excluding impairment charges of $1.16 ; compares to guidance range of $0.55 to $0.75  One-time $1.16 per share impairment charges primarily relate to older coastal vessels that require ballast water treatment systems Kirby