Wedbush Securities Inc. grew its stake in shares of American Airlines Group Inc. (NASDAQ:AAL – Get Rating) by 23.4% in the first quarter, according to its most recent disclosure with the Securities and Exchange Commission. The firm owned 18,514 shares of the airline’s stock after purchasing an additional 3,510 shares during the quarter. Wedbush Securities Inc.’s holdings in American Airlines Group were worth $338,000 at the end of the most recent quarter….