Here’s What Drives Southwest Airlines Co.’s (LUV) Increased Earnings and ROC

Sound Shore Management, an investment management firm, has released its investor letter for the first quarter of 2026. A copy of the letter is available to download here. In Q1 2026, the Sound Shore Fund Investor Class (SSHFX) and Institutional Class (SSHVX) declined 3. 45% and 3.

43%, respectively, compared to the S&P 500’s -4.