NEW YORK ( TheStreet) -- MarketAxess Holdings (Nasdaq: MKTX) is trading at unusually high volume Thursday with 1.5 million shares changing hands. It is currently at 8.2 times its average daily volume and trading up $1.32 (+4.3%) at $31.85 as of 10:04 a.m. ET. MarketAxess has a market cap of $1.18 billion and is part of the financial sector and financial services industry. Shares are up 1.4% year to date as of the close of trading on Wednesday. MarketAxess Holdings Inc. operates an electronic trading platform that enables investment industry professionals to trade corporate bonds and other types of fixed-income instruments. The company has a P/E ratio of 26.7, below the average financial services industry P/E ratio of 27.2 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates MarketAxess as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, notable return on equity, expanding profit margins, impressive record of earnings per share growth and compelling growth in net income. We feel these strengths outweigh the fact that the company is trading at a premium valuation based on our review of its current price compared to such things as earnings and book value. You can view the full MarketAxess Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.