GAMMA Investing LLC boosted its stake in shares of United Airlines Holdings, Inc. (NASDAQ:UAL – Free Report) by 54.9% in the first quarter, according to its most recent 13F filing with the Securities and Exchange Commission (SEC). The institutional investor owned 2,698 shares of the transportation company’s stock after buying an additional 956 shares during the quarter. GAMMA Investing LLC’s holdings in United Airlines were worth $129,000 as of its most…
