The grades of three Specialty Retail 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.

Aeropostale (NYSE:ARO) ups its rating to a B (“buy”) this week after earning a C (“hold”) in the week before. Aeropostale is a mall-based specialty retailer of casual apparel and accessories. In Portfolio Grader’s specific subcategory of Earnings Momentum, ARO also gets an A. For more information, get Portfolio Grader’s complete analysis of ARO stock.

This week, Williams-Sonoma‘s (NYSE:WSM) ratings are up from a C last week to a B. Williams-Sonoma is a retailer of home products, mainly culinary and serving equipment. The stock price has risen 18.1% over the past month, better than the 1.7% increase the S&P 500 has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of WSM stock.

Urban Outfitters (NASDAQ:URBN) boosts its rating from a C to a B this week. Urban Outfitters owns lifestyle specialty retail stores that offer fashion apparel, footwear and accessories and home furnishings and garden products. Wall Street has pushed the stock higher by 19.5% over the past month. For more information, get Portfolio Grader’s complete analysis of URBN 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.