The grades of three distributors stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

Edgen Group Inc. Class A’s (EDG) grade is moving up to a B (“buy”) this week from last week’s C (“hold”). Edgen Group is a holding company which distributes specialty products to the energy sector. In Portfolio Grader’s specific subcategory of Equity, EDG also gets an A. For more information, get Portfolio Grader’s complete analysis of EDG stock.

United Rentals, Inc. (URI) is seeing ratings go up from a C last week to a B this week. United Rentals is an equipment rental company that serves construction and industrial companies, manufacturers, utilities, municipalities, homeowners, and government entities. For more information, get Portfolio Grader’s complete analysis of URI stock.

Aircastle Limited’s (AYR) ratings are looking better this week, moving up to a B from last week’s C. Aircastle is engaged in acquiring, leasing, and selling commercial jet aircrafts to passenger and cargo airlines throughout the world. For more information, get Portfolio Grader’s complete analysis of AYR 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.