This week, these five stocks have the best ratings in Free Cash Flow, one of the eight Fundamental Categories on Portfolio Grader.

SkyPeople Fruit Juice, Inc. (SPU) manufactures and processes beverages. The company also gets A’s in. For more information, get Portfolio Grader’s complete analysis of SPU stock.

Ambac Financial Group, Inc.. The company also gets A’s in sales growth and earnings surprise. For more information, get Portfolio Grader’s complete analysis of AMBC stock.

Grupo Aval Acciones y Valores Grupo Sponsored ADR Pfd. The company also gets A’s in earnings surprise. For more information, get Portfolio Grader’s complete analysis of AVAL stock.

ITT Educational Services, Inc. (ESI) provides technology-oriented postsecondary degree programs in the United States. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of ESI stock.

Otelco Inc. Class A. The company also gets A’s in operating margin growth and earnings growth. For more information, get Portfolio Grader’s complete analysis of OTEL 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.