For more information, get Portfolio Grader's complete analysis of SGC stock. This week, Rocky Brands, Inc.'s ( RCKY ) rating worsens to a F from the company's D rating a week ago. Rocky Brands, Inc. designs, develops, manufactures, and markets men's and women's footwear. The company also gets F's in sales growth, earnings growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader's complete analysis of RCKY 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.