Shares of Southwest Airlines Co. (LUV) performed well on the bourse on Sept. 26, 2024, closing the trading session at $29.93 per share, up 5.42% from the previous day's closing. The upside was owing to the improved third-quarter 2024 guidance revealed by the company.LUV now anticipates its third-quarter revenue per available seat mile (RASM or unit revenues) to increase in the range of 2%-3% on a year-over-year basis. This marks an improvement from the previous forecast of flat to down 2%. The upside in rev ...