Expedia (NASDAQ: EXPE ) shares gained 1.34% to create a new 52-week high of $64.10. Expedia has a dividend yield of 0.80%. Sigma-Aldrich (NASDAQ: SIAL ) shares jumped 1.28% to create a new 52-week high of $75.72. Sigma-Aldrich's trailing-twelve-month operating margin is 25.91%. Republic Airways Holdings (NASDAQ: RJET )