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

Johnson & Johnson (NYSE:JNJ) is progressing from last week’s rating of B (“buy”) as the company improves to an A (“strong buy”) this week. Johnson & Johnson manufactures health care products and provides related services for the consumer, pharmaceutical, and medical devices and diagnostics markets. In Portfolio Grader’s specific subcategories of Earnings Growth, Earnings Momentum, and Equity, JNJ also gets A’s. The stock’s dividend yield is 2.4%. For more information, get Portfolio Grader’s complete analysis of JNJ stock.

Bristol-Myers Squibb (NYSE:BMY) is making progress this week as its rating of C (“hold”) from last week increases to a B (“buy”) rating this week. Bristol-Myers Squibb is a global company that develops, produces and sells pharmaceutical products. For more information, get Portfolio Grader’s complete analysis of BMY stock.

Watson Pharmaceuticals’ (NYSE:WPI) ratings are looking better this week, moving up to an A from last week’s B. Watson develops, manufactures, markets, sells and distributes pharmaceutical products. For more information, get Portfolio Grader’s complete analysis of WPI stock.

Repros Therapeutics (NASDAQ:RPRX) gets a higher grade this week, advancing from a B last week to an A. Repros Therapeutics is a development stage biopharmaceutical company focusing on the development of oral small molecule drugs for major unmet medical needs. For more information, get Portfolio Grader’s complete analysis of RPRX 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.