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

This week, Axis Capital Holdings Limited (AXS) is showing good progress as the company’s rating jumps from a B (“buy”) last week to an A (“strong buy”). Axis Capital Holdings provides various insurance and reinsurance products to worldwide operations. In Portfolio Grader’s specific subcategories of Earnings Growth, Earnings Momentum, Cash Flow and Margin Growth, AXS also gets A’s. For more information, get Portfolio Grader’s complete analysis of AXS stock.

This week, Willis Group Holdings Plc (WSH) is showing significant improvement as the company’s rating hops from a C (“hold”) to a B (“buy”). Willis Group Holdings provides both specialized risk management advisory and consulting services to clients worldwide. 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 WSH stock.

Fidelity National Financial, Inc – FNF Group (FNF) improves from a B to an A rating this week. Fidelity National Financial provides title insurance and escrow and other title-related products and services arising from the real estate closing process. 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 FNF stock.

This week, Brown & Brown, Inc. (BRO) pushes up from a C to a B rating. Brown & Brown engages in the marketing and sale of insurance products and services in the United States. For more information, get Portfolio Grader’s complete analysis of BRO 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.