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

Green Plains Inc. (GPRE) constructs and operates dry mill, fuel-grade ethanol production facilities. The company also gets F’s in operating margin growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of GPRE stock.

Alon USA Energy, Inc. (ALJ) is an independent refiner and marketer of petroleum products operating mainly in the South Central, Southwestern and Western regions of the United States. The company also gets F’s in sales growth, operating margin growth, earnings growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of ALJ stock.

Caesars Entertainment Corporation (CZR) is the world’s largest casino entertainment company. The company also gets F’s in operating margin growth, earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CZR stock.

CSI Compressco LP. The company also gets F’s in sales growth, operating margin growth, earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CCLP stock.

Reed’s, Inc. (REED) manufactures and distributes a wide range of beverages, ice cream, and candy. The company also gets F’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of REED 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.