Investment firms boost stakes in Kirby Co., a U.S. shipping firm, despite slight earnings miss.

Investment firms Great Lakes Advisors LLC, AGF Management Ltd, and EverSource Wealth Advisors LLC have increased their stakes in Kirby Co., a shipping company that operates tank barges in the U.S. Great Lakes Advisors now owns $13.61 million worth of stock, while AGF Management Ltd's stake is worth $7.02 million. Kirby reported $1.29 EPS, slightly missing estimates, with a market cap of $5.52 billion and a P/E ratio of 19.68. Analysts rate the company as a "Moderate Buy."