Lattice Semiconductor (NASDAQ:

) shares touched a new 52-week high of $8.94 after the company reported upbeat Q1 results and issued a strong Q2 revenue outlook. Saia (NASDAQ:

) shares jumped 7.04% to reach a new 52-week high of $41.21 after the company reported better-than-expected quarterly results. Weatherford International (NYSE:

) shares surged 8.47% to touch a new 52-week high of $19.97 after the company reported upbeat quarterly earnings. Weatherford reported its Q1 earnings of $0.13 per share on revenue of $3.60 billion. DeVry Education Group (NYSE:

) shares rose 15.60% to reach a new 52-week high of $46.66 on upbeat quarterly earnings. Piper Jaffray upgraded DeVry from Neutral to Overweight and lifted the price target from $34.00 to $54.00.