NEW YORK ( TheStreet) -- Shares of Immucor (Nasdaq: BLUD) have taken a tremendous swing upward. The stock is trading at $26.96 as of 9:31 a.m. ET, 30.1% above Friday's closing price of $20.73. Volume is at 1.8 million, 3.9 times the daily average of 464,400. Immucor has a market cap of $1.5 billion and is part of the health care sector and drugs industry. Shares are up 4.5% year to date as of the close of trading on Friday. Immucor, Inc., an in vitro diagnostics company, engages in the development, manufacture, and sale of reagents and automated systems. The company has a P/E ratio of 16.9, equal to the average drugs industry P/E ratio and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Immucor as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures, expanding profit margins, good cash flow from operations and growth in earnings per share. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. You can view the full Immucor Ratings Report. See our top % gaining stocks list for other stocks that are soaring today, or get investment ideas from our investment research center. Interested in other stocks that are soaring? Get free SMS text alerts sent to you when the action happens by texting SOAR to 95370 or select from multiple alert options.