The grades of 5 Machinery stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

Woodward, Inc (WWD) gets a higher grade this week, advancing from a C last week to a B. Woodward, Inc designs, manufactures, and services energy control systems and components for aircraft and industrial engines and turbines. For more information, get Portfolio Grader’s complete analysis of WWD stock.

This week, AGCO Corporation’s (AGCO) ratings are up from a C last week to a B. AGCO Corporation manufactures and distributes agricultural equipment. The company also gets A’s in earnings revisions, earnings surprise, and free cash flow. For more information, get Portfolio Grader’s complete analysis of AGCO stock.

Xylem Inc.’s (XYL) ratings are looking better this week, moving up to a B from last week’s C. Xylem Inc. engages in the design, manufacturing, and application of technologies for the water industry. For more information, get Portfolio Grader’s complete analysis of XYL stock.

Douglas Dynamics, Inc. (PLOW) improves from a C to a B rating this week. Douglas Dynamics, Inc. designs, makes, and sells snow and ice control equipment for light trucks. The company also gets A’s in sales growth, earnings growth, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of PLOW stock.

MFRI, Inc. (MFRI) earns a B this week, jumping up from last week’s grade of C. MFRI, Inc. manufactures and sells filter elements for dust collectors used for air filtration. The company also gets A’s in sales growth and earnings momentum. For more information, get Portfolio Grader’s complete analysis of MFRI 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.