JetBlue (JBLU) and Frontier Group (ULCC), the owner of Frontier Airlines, are rising 10% and 4%, respectively, today. Their gains come amid speculation about Southwest (LUV) potentially acquiring ...

ULCC meets this criterion too, as the stock gained 53.5% over the past 12 weeks. Moreover, the momentum for ULCC is fast paced, as the stock currently has a beta of 2.35.

In trading on Monday, shares of Frontier Group Holdings Inc (Symbol: ULCC) entered into oversold territory, hitting an RSI reading of 29.4, after changing hands as low as $5.68 per share.