Three Capital Markets stocks are moving up in their overall rating this week, according to the Portfolio Grader database. Every one of these is graded an “A” (“strong buy”) or “B” overall (“buy”).

Northern Trust Corporation’s (NASDAQ:NTRS) grade is moving up to a B (“buy”) this week from last week’s C (“hold”). 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. The stock price has risen 6.2% over the past month, better than the 1.3% decrease the Nasdaq has seen over the same period of time. 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. Wall Street has pushed the stock higher by 5.7% over the past month. For more information, get Portfolio Grader’s complete analysis of TCRD stock.

Ares Capital Corporation (NASDAQ:ARCC) earns an A this week, jumping up from last week’s grade of B. 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.