Kirby invests in new barges to serve U.S. energy boom By: Houston Business Journal via Business Journals March 18, 2014 at 15:59 PM EDT For Kirby Corp. (NYSE: KEX), a Houston-based tank barge operator, business is booming, thanks to shale oil and gas... Read More >> Related Stocks: Kirby Corp iPath Dow Jones-Goldman Sachs Crude Oil Fund