The grades of 3 Trading Companies & Distributors stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

W.W. Grainger, Inc. (GWW) is seeing ratings go up from a C last week to a B this week. W.W. Grainger, Inc. is a distributor of facilities maintenance products and provides services and related information used by businesses and institutions throughout North America. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of GWW stock.

MSC Industrial Direct Co., Inc. Class A (MSM) gets a higher grade this week, advancing from a B last week to a A. MSC Industrial Direct Co., Inc. Class A is a direct marketer and supplier of a broad range of metalworking and maintenance and repair supplies. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of MSM stock.

This week, Applied Industrial Technologies, Inc.’s (AIT) ratings are up from a B last week to a A. Applied Industrial Technologies, Inc. distributes industrial products, providing fluid power, mechanical, and rubber shop services. The company also gets A’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of AIT 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.