NEW YORK ( TheStreet) -- PLX Technology (Nasdaq: PLXT) is trading at unusually high volume Friday with 1.9 million shares changing hands. It is currently at 4.2 times its average daily volume and trading down 15 cents (-2.4%) at $6.18 as of 12:50 p.m. ET. PLX Technology has a market cap of $282.1 million and is part of the technology sector and electronics industry. Shares are up 120.6% year to date as of the close of trading on Thursday. PLX Technology, Inc. designs, develops, manufactures, and sells semiconductor devices worldwide. TheStreet Ratings rates PLX Technology as a hold. The company's strengths can be seen in multiple areas, such as its solid stock price performance, increase in net income and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we find that the company's return on equity has been disappointing. You can view the full PLX Technology Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.