NEW YORK ( TheStreet) -- Triangle Capital Corp (NYSE: TCAP) is trading at unusually high volume Wednesday with 798,006 shares changing hands. It is currently at 4.6 times its average daily volume and trading up 59 cents (+3.4%) at $18.11 as of 4:03 p.m. ET. Triangle has a market cap of $398.2 million and is part of the financial sector and financial services industry. Shares are down 7.8% year to date as of the close of trading on Tuesday. Triangle Capital Corporation is a business development company specializing in private equity and venture capital investments. The company has a P/E ratio of nine, above the average financial services industry P/E ratio of 6.1 and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Triangle as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, notable return on equity, expanding profit margins and impressive record of earnings per share growth. We feel these strengths outweigh the fact that the company shows weak operating cash flow. You can view the full Triangle 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.