Seven 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”).

This week, THL Credit (TCRD) is making solid headway. The company’s rating improves to an A (“strong buy”) from last week’s B (“buy”) rating. THL Credit is a management investment company that invests mainly in private subordinated debt, also known as mezzanine debt. In Portfolio Grader’s specific subcategory of Sales Growth, TCRD also gets an A. Shares of the stock have been changing hands at an unusually rapid pace, twice the rate of the week prior. For more information, get Portfolio Grader’s complete analysis of TCRD stock.

Ares Capital Corporation (ARCC) boosts its rating from a B to an A this week. 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.

Garrison Capital, Inc. (GARS) gets a higher grade this week, advancing from a B last week to an A. Shares of the stock have been changing hands at an unusually rapid pace, three times the rate of the week prior. For more information, get Portfolio Grader’s complete analysis of GARS stock.

Cowen Group, Inc. Class A (COWN) is bettering its rating of C (“hold”) from last week to a B (“buy”) this week. Cowen Group is a publicly owned asset management holding company. For more information, get Portfolio Grader’s complete analysis of COWN stock.

This is a strong week for BGC Partners, Inc. Class A (BGCP). The company’s rating climbs to A from the previous week’s B. BGC Partners is a global inter-dealer broker that specializes in the brokering of OTC financial instruments and related derivative products. For more information, get Portfolio Grader’s complete analysis of BGCP stock.

TD Ameritrade Holding Corporation (AMTD) shows solid improvement this week. The company’s rating rises from a B to an A. TD Ameritrade provides securities brokerage services and technology-based financial services to retail investors, traders, financial planners, institutions and business partners. For more information, get Portfolio Grader’s complete analysis of AMTD stock.

This week, LPL Financial Holdings Inc. (LPLA) pushes up from a B to an A rating. LPL Financial Holdings offers technology, brokerage and investment advisory services through business relationships with all types of financial advisors. Shares of the stock have been trading at an exceptionally rapid pace, up threefold from the week prior. For more information, get Portfolio Grader’s complete analysis of LPLA 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.