The grades of three Insurance stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

eHealth (NASDAQ:EHTH) is making good progress this week as its rating improves to an A (“strong buy”) from last week’s B (“buy”) rating. eHealth offers Internet-based insurance agency services for individuals, families and small businesses in the United States, as well as technology licensing and Internet advertising services. In Portfolio Grader’s specific subcategories of Earnings Revisions and Earnings Surprise, EHTH also gets A’s. Shares of EHTH are up 8.9% over the past month, better than the Nasdaq, which has seen a 1% decline over the same period. For more information, get Portfolio Grader’s complete analysis of EHTH stock.

Selective Insurance Group (NASDAQ:SIGI) is showing solid improvement this week. The company’s rating rises from a C (“hold”) to a B (“buy”). Selective Insurance Group offers property and casualty insurance products and services the eastern and midwestern regions of the United States. The stock has increased 1.9% over the last thirty days. For more information, get Portfolio Grader’s complete analysis of SIGI stock.

Validus Holdings (NYSE:VR) improves from a B to an A rating this week. Validus Holdings provides reinsurance and insurance coverage in the property and marine markets. Shares of VR have risen 3.6% from the previous month. For more information, get Portfolio Grader’s complete analysis of VR 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.