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.

Steel Partners Holdings (SPLP) is bumping up its rating from a C (“hold”) to a B (“buy”) this week. 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 changing hands at an unusually rapid pace, up 52389.4% from the week prior. For more information, get Portfolio Grader’s complete analysis of SPLP stock.

McGraw Hill Financial, Inc. (MHFI) shows solid improvement this week. The company’s rating rises from a C 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.

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

Berkshire Hathaway Inc. Class B (BRK.B) is progressing from last week’s rating of B (“buy”) as the company improves to an A (“strong buy”) this week. 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.