This week, the overall grades of 10 insurance stocks are lower, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Cincinnati Financial Corporation (CINF) earns an F (“strong sell”) this week, moving down from last week’s grade of D (“sell”). Cincinnati Financial markets property casualty insurance through independent insurance agents. In Portfolio Grader’s specific subcategories of Earnings Momentum and Earnings Revisions, CINF also gets F’s. The stock price has dropped 7.2% over the past month, worse than the 1.3% decrease the Nasdaq has seen over the same period of time. To get an in-depth look at CINF, get Portfolio Grader’s complete analysis of CINF stock.

This week, Progressive Corporation (PGR) drops from a D to an F rating. Progressive is an insurance holding company that offers primarily personal and commercial automobile insurance, in addition to other property-casualty insurance products. Wall Street appears to agree with the stock downgrade, with share prices dropping 5.9% over the past month. For more information, get Portfolio Grader’s complete analysis of PGR stock.

This week, Validus Holdings, Ltd. (VR) falls to a D (“sell”), worse than last week’s grade of C (“hold”). Validus Holdings provides reinsurance and insurance coverage in the property and marine markets. The stock also gets an F in Earnings Surprise. For a full analysis of VR stock, visit Portfolio Grader.

Axis Capital Holdings Limited (AXS) gets weaker ratings this week as last week’s C drops to a D. Axis Capital Holdings provides various insurance and reinsurance products to worldwide operations. Share prices fell 5.2% over the past month. For more information, get Portfolio Grader’s complete analysis of AXS stock.

Meadowbrook Insurance Group, Inc. (MIG) earns an F this week, moving down from last week’s grade of D. Meadowbrook Insurance Group provides alternative risk management programs and services. The stock gets F’s in Earnings Revisions, Cash Flow and Sales Growth. Investors seem to agree with the downgrade and have pushed down the share price 19.2% over the past month. To get an in-depth look at MIG, get Portfolio Grader’s complete analysis of MIG stock.

Crawford & Company Class B (CRD.B) experiences a ratings drop this week, going from last week’s C to a D. Crawford & Company is an independent provider of claims management solutions to insurance companies and self-insured entities. For a full analysis of CRD.B stock, visit Portfolio Grader.

State Auto Financial Corporation’s (STFC) rating weakens this week, dropping to a D versus last week’s C. State Auto Financial is a property and casualty insurance company engaged in writing personal and business lines of insurance. The stock also gets an F in Earnings Momentum. The stock price has fallen 10% over the past month. For more information, get Portfolio Grader’s complete analysis of STFC stock.

OneBeacon Insurance Group, Ltd. Class A (OB) earns a D this week, falling from last week’s grade of C. OneBeacon Insurance Group offers specialized insurance products and services. The stock also rates an F in Sales Growth. Shares of the stock have been trading at an exceptionally rapid pace, up twofold from the week prior. For a full analysis of OB stock, visit Portfolio Grader.

Slipping from a D to an F rating, Erie Indemnity Company Class A (ERIE) takes a hit this week. Erie Indemnity is involved in the property/casualty insurance business. The stock also gets an F in Earnings Surprise. The stock price is $70.12, due to 13 days of declining prices. To get an in-depth look at ERIE, get Portfolio Grader’s complete analysis of ERIE stock.

The rating of Aspen Insurance Holdings Limited (AHL) declines this week from a C to a D. Aspen Insurance Holdings provides insurance and reinsurance solutions worldwide. After five days of declining prices, the stock price is now at $37.43. For a full analysis of AHL stock, visit Portfolio Grader.

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.