NEW YORK ( TheStreet) -- Shares of Mantech International (Nasdaq: MANT) were gapping down Friday morning with an open price 11.1% lower than Thursday's closing price. The stock closed at $29.39 Thursday and opened today's trading at $26.13. The average volume for Mantech International has been 184,000 shares per day over the past 30 days. Mantech International has a market cap of $741.1 million and is part of the technology sector and computer software & services industry. Shares are down 5.9% year to date as of the close of trading on Thursday. ManTech International Corporation provides technologies and solutions for national security programs in the United States and internationally. The company has a P/E ratio of 8.6, equal to the average computer software & services industry P/E ratio and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Mantech International as a hold. The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures and attractive valuation levels. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income, disappointing return on equity and poor profit margins. You can view the full Mantech International Ratings Report. Get more investment ideas from our investment research center.