JetBlue Airways Corporation (NASDAQ:JBLU) stock is up 16.8% to trade at $7.47 this morning, amid reports that Spirit Airlines (SAVE) may file for Chapter 11 bankruptcy protection. This comes after former abandoned its acquisition of the latter amid scrutiny from the Department of Justice (DOJ).JBLU earlier hit a 52-week high of $7.65 after bouncing off a floor of the $6.30. Shares have weaved in and out of penny stock territory this year, with their latest rally coming after a dip to their lowest level sinc ...