This week, three Capital Markets stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

This week, Northern Trust Corporation (NASDAQ:NTRS) is showing significant improvement as the company’s rating hops from a C (“hold”) to a B (“buy”). 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.

Ares Capital Corporation (NASDAQ:ARCC) shows solid improvement this week. The company’s rating rises 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.