The grades of four financial services stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

This week, Steel Partners Holdings (SPLP) is showing significant improvement as the company’s rating hops from a C (“hold”) to a B (“buy”). Steel Partners Holdings is a global diversified holding company engaged in multiple businesses. In Portfolio Grader’s specific subcategory of Cash Flow, SPLP also gets an A. Shares of the stock have been trading at an exceptionally rapid pace, up 1148% from the week prior. For more information, get Portfolio Grader’s complete analysis of SPLP stock.

This week, McGraw Hill Financial, Inc.’s (MHFI) ratings are up from a C last week to a B. McGraw Hill Financial provides credit ratings, benchmarks, and analytics to capital and commodity markets worldwide. For more information, get Portfolio Grader’s complete analysis of MHFI stock.

This week, Voya Financial, Inc. (VOYA) pushes up from a C to a B rating. For more information, get Portfolio Grader’s complete analysis of VOYA stock.

This week, Berkshire Hathaway Inc. Class B (BRK.B) is making solid headway. The company’s rating improves to an A (“strong buy”) from last week’s B (“buy”) rating. Berkshire Hathaway is a publicly owned investment manager that primarily engages in the insurance and reinsurance of property and casualty risks business. For more information, get Portfolio Grader’s complete analysis of BRK.B 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.