We recently published 10 Stocks Slump Amid Wall Street Cheer; 2 Hit Rock Bottom. Southwest Airlines Co. (NYSE:LUV) is one of the worst performers on Thursday. Southwest Airlines declined by 6.25 percent on Thursday to finish at $31.65 apiece after reporting a dismal earnings performance in the third quarter of the year. In an updated report, Southwest Airlines Co. (NYSE:LUV) said net income during the period dropped by 19.4 percent to$54 million from $67 million in the same period last year, while total ...