NEW YORK ( TheStreet) -- iStar Financial (NYSE: SFI) is trading at unusually high volume Wednesday with 2.9 million shares changing hands. It is currently at 4.2 times its average daily volume and trading down 17 cents (-2.8%) at $6.01 as of 3:46 p.m. ET. iStar Financial has a market cap of $526.4 million and is part of the financial sector and real estate industry. Shares are up 18% year to date as of the close of trading on Tuesday. iStar Financial Inc. operates as a finance company focusing on the commercial real estate industry. The company provides custom-tailored financing to high-end private and corporate owners of real estate. TheStreet Ratings rates iStar Financial as a sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, generally weak debt management, disappointing return on equity, poor profit margins and generally disappointing historical performance in the stock itself. You can view the full iStar Financial Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.