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

Callon Petroleum Company (CPE) engages in the acquisition, exploration, development, and production of crude oil and natural gas properties. The company also gets A’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of CPE stock.

Diamondback Energy, Inc.. The company also gets A’s in earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of FANG stock.

Agnico-Eagle Mines Limited (AEM) produces, explores for, and develops gold. The company also gets A’s in earnings growth, earnings revisions, and earnings surprise. For more information, get Portfolio Grader’s complete analysis of AEM stock.

Pennsylvania Real Estate Investment Trust (PEI) is a self-administered real estate investment trust involved in acquiring, managing and holding real estate interests for current yield and long-term appreciation. The company also gets A’s in earnings revisions and earnings momentum. For more information, get Portfolio Grader’s complete analysis of PEI stock.

Resolute Energy Corporation (REN) explores for and produces oil and natural gas in the southern and western United States. The company also gets A’s in earnings revisions and earnings momentum. For more information, get Portfolio Grader’s complete analysis of REN 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.