Joby Aviation, American Airlines Group, and United Airlines are the three Airline stocks to watch today, according to MarketBeat’s stock screener tool. Airline stocks are shares of publicly traded companies whose primary business is operating passenger or cargo air transport services. Investors purchase these stocks to gain exposure to the aviation industry and participate in any profits (or losses) generated by airlines. These companies had the highest dollar trading volume of any Airline stocks within the last several days. American Airlines Group (AAL)American Airlines Group Inc., through its subsidiaries, operates as a network air carrier.