This week, 6 Specialty Retail stocks are improving their overall ratings on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

Winmark Corporation (WINA) is seeing ratings go up from a C last week to a B this week. Winmark Corporation is a franchisor of four value-oriented retail store concepts that buy, sell, trade and consign merchandise. For more information, get Portfolio Grader’s complete analysis of WINA stock.

This week, Dick’s Sporting Goods, Inc.’s (DKS) ratings are up from a B last week to a A. Dick’s Sporting Goods, Inc. is a retailer of sports and athletic apparel and equipment. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of DKS stock.

This is a strong week for Best Buy Co., Inc. (BBY). The company’s rating climbs to A from the previous week’s B. Best Buy Co., Inc. is a retailer that specializes in selling appliances, consumer electronics, home office products, and software. The company also gets A’s in earnings revisions, earnings surprise, and return on equity. For more information, get Portfolio Grader’s complete analysis of BBY stock.

America’s Car-Mart, Inc. (CRMT) shows solid improvement this week. The company’s rating rises from a C to a B. America’s Car-Mart, Inc. operates as an automotive retailer in the United States. The company also gets A’s in earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CRMT stock.

The rating of Party City Holdco, Inc. (PRTY) moves up this week, rising from a C to a B. The company also gets A’s in operating margin growth and free cash flow. For more information, get Portfolio Grader’s complete analysis of PRTY stock.

Chico’s FAS, Inc. (CHS) boosts its rating from a C to a B this week. Chico’s FAS, Inc. is a national specialty retailer of private branded clothing, intimates, accessories, and other non-clothing gift items. The company also gets A’s in earnings growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CHS 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.