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

DRDGOLD Limited Sponsored ADR (DRD) engages in the exploration, extraction, processing, and smelting of gold in South Africa. The company also gets A’s in sales growth and earnings revisions. For more information, get Portfolio Grader’s complete analysis of DRD stock.

Vanguard Natural Resources, LLC (VNR) is an independent natural gas and oil company. The company also gets A’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of VNR stock.

AngloGold Ashanti Limited Sponsored ADR (AU) mines, extracts, and produces gold, especially in South Africa. The company also gets A’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of AU stock.

Diversified Restaurant Holdings, Inc.. The company also gets A’s in sales growth and earnings revisions. For more information, get Portfolio Grader’s complete analysis of SAUC stock.

IEC Electronics Corp. (IEC) manufactures complex printed circuit boards as an independent contractor using surface mount and pin-through-hole technology. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of IEC 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.