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

Mitek Systems (NASDAQ:MITK) is mainly engaged in the development and sale of software solutions. MITK also gets F’s in Equity and Sales Growth. For more information, get Portfolio Grader’s complete analysis of MITK stock.

Panasonic (NYSE:PC) produces home appliances, audio & video, computer peripherals, telecommunications, industrial equipment, and electronic parts. PC also gets F’s in Earnings Momentum, Equity, Cash Flow, and Sales Growth. For more information, get Portfolio Grader’s complete analysis of PC stock.

Uranium Energy (AMEX:UEC) is an exploration-stage company that explores and develops mineral properties in the United States and Paraguay. UEC also gets F’s in Equity, Cash Flow, and Sales Growth. Since January 1, UEC has fallen 4%. For more information, get Portfolio Grader’s complete analysis of UEC stock.

Ashford Hospitality Trust (NYSE:AHT) is a publicly owned real estate investment trust. AHT gets F’s in Earnings Momentum, Equity, and Cash Flow as well. For more information, get Portfolio Grader’s complete analysis of AHT stock.

Kemet Corp. (NYSE:KEM) manufactures and sells solid tantalum and multilayer ceramic capacitors. KEM gets F’s in Earnings Growth, Earnings Momentum, Equity, Cash Flow, Operating Margin Growth, and Sales Growth as well. For more information, get Portfolio Grader’s complete analysis of KEM 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.