Yahoo! (NASDAQ: YHOO ) shares gained 3.12% to reach a new 52-week high of $21.97. Yahoo's PEG ratio is 1.45. StealthGas (NASDAQ: GASS ) shares touched a new 52-week high of $10.53. StealthGas' trailing-twelve-month operating margin is 31.81%. G. Willi Food-International (NASDAQ: WILC ) shares rose 1.71% to reach