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

Kulicke & Soffa Industries, Inc. (KLIC) designs, manufactures, and markets capital equipment, related spare parts, and packaging materials used to assemble semiconductor devices. The company also gets A’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of KLIC stock.

Armada Hoffler Properties, Inc.. The company also gets A’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 AHH stock.

Laredo Petroleum, Inc. (LPI) is an independent energy company which engages in exploration, development and acquisition of oil and natural gas properties in the Permian and Mid-Continent regions of the United States. The company also gets A’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of LPI stock.

Great Basin Scientific, Inc.. The company also gets A’s in sales growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of GBSN stock.

AK Steel Holding Corporation (AKS) produces flat-rolled carbon, stainless and electrical steels, and tubular products in the United States and internationally. The company also gets A’s in earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of AKS 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.