NEW YORK ( TheStreet) -- Shares of Ramtron International Corporation (Nasdaq: RMTR) have taken a tremendous swing upward. The stock is trading at $2.37 as of 9:30 a.m. ET, 30.9% above Monday's closing price of $1.81. Volume is at 160,621, 4.2 times the daily average of 37,800. Ramtron International has a market cap of $61.5 million and is part of the technology sector and electronics industry. Shares are down 10.3% year to date as of the close of trading on Monday. Ramtron International Corporation, a fabless semiconductor company, designs, develops, and markets specialized semiconductor memory and integrated semiconductor solutions. The company has a P/E ratio of 43.5, above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Ramtron International as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, compelling growth in net income and good cash flow from operations. However, as a counter to these strengths, we find that the stock has had a generally disappointing performance in the past year. You can view the full Ramtron International Ratings Report. See our top % gaining stocks list for other stocks that are soaring today, or get investment ideas from our investment research center.