The grades of three Capital Markets stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

Northern Trust (NASDAQ:NTRS) ups its rating to a B (“buy”) this week after earning a C (“hold”) in the week before. Northern Trust is a financial holding company that provides investment management, asset and fund administration, fiduciary, and banking solutions for corporations, institutions, and affluent individuals. For more information, get Portfolio Grader’s complete analysis of NTRS stock.

THL Credit (NASDAQ:TCRD) is making headway this week, with the company’s rating improving to an A (“strong buy”) from a B (“buy”) last week. THL Credit is a management investment company that invests mainly in private subordinated debt, also known as mezzanine debt. For more information, get Portfolio Grader’s complete analysis of TCRD stock.

The rating of Ares Capital (NASDAQ:ARCC) moves up this week, rising from a B to an A. Ares Capital is a specialty finance company that invests mainly in first- and second-lien senior loans and mezzanine debt, which in some cases includes equity components like warrants. For more information, get Portfolio Grader’s complete analysis of ARCC stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.