This week, four Specialty Retail stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

Stein Mart (NASDAQ:SMRT) is making progress this week as its rating of C (“hold”) from last week increases to a B (“buy”) rating this week. Stein Mart is a national off-price retailer that sells brand-name apparel, accessories and home goods. In Portfolio Grader’s specific subcategories of Earnings Momentum and Earnings Revisions, SMRT also gets A’s. Shares of SMRT have increased 7.2% over the past month, better than the 2.3% increase the Nasdaq has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of SMRT stock.

New York & Co.’s (NYSE:NWY) ratings are looking better this week, moving up to a B from last week’s C. New York & Co. designs and sources its branded New York & Company merchandise sold exclusively through its network of retail stores nationwide. Wall Street has pushed the stock higher by 9.7% over the past month. For more information, get Portfolio Grader’s complete analysis of NWY stock.

The rating of Tractor Supply Co. (NASDAQ:TSCO) moves up this week, rising from a C to a B. Tractor Supply operates retail farm and ranch stores in the United States. Investors have pushed the stock price up 11.2% over the past month. For more information, get Portfolio Grader’s complete analysis of TSCO stock.

O’Reilly Automotive (NASDAQ:ORLY) gets a higher grade this week, advancing from a C last week to a B. O’Reilly Automotive retails and supplies automotive aftermarket parts, tools, supplies, equipment, and accessories. For more information, get Portfolio Grader’s complete analysis of ORLY 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.