This week, these five stocks have the worst ratings in Earnings Momentum, one of the eight Fundamental Categories on Portfolio Grader.

Pacific Capital Bancorp (NASDAQ:PCBC) provides a range of commercial and consumer banking services. For more information, get Portfolio Grader’s complete analysis of PCBC stock.

Visteon (NYSE:VC) is a supplier of climate, interiors and electronics systems, modules and components to global automotive original equipment manufacturers. VC also gets F’s in Earnings Growth, Margin Growth, and Sales Growth. The price of VC is down 38.9% since the first of the year. This is worse than the S&P 500, which has seen a 4.8% increase over the same period. The stock currently has a trailing PE Ratio of 136.3. For more information, get Portfolio Grader’s complete analysis of VC stock.

Ameren (NYSE:AEE) operates businesses in rate-regulated electric generation, transmission, and distribution businesses. AEE gets F’s in Earnings Growth, Cash Flow, Margin Growth, and Sales Growth as well. The stock has a trailing PE Ratio of 175.4. For more information, get Portfolio Grader’s complete analysis of AEE stock.

Pendrell Corp. (NASDAQ:PCO) provides corporate intellectual property solutions and litigation insights to Fortune 500 companies. PCO also gets an F in Earnings Growth. Since January 1, PCO has fallen 58.6%. For more information, get Portfolio Grader’s complete analysis of PCO stock.

Oppenheimer Holdings (NYSE:OPY) offers a full range of services from various offices in the United States and international jurisdictions. OPY also gets F’s in Earnings Growth, Margin Growth, and Sales Growth. The price of OPY is down 15.3% since the first of the year. For more information, get Portfolio Grader’s complete analysis of OPY 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.