The grades of four Tobacco 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.

Star Scientific (NASDAQ:STSI) is bettering its rating of C (“hold”) from last week to a B (“buy”) this week. In Portfolio Grader’s specific subcategory of Sales Growth, STSI also gets an A. For more information, get Portfolio Grader’s complete analysis of STSI stock.

Philip Morris International (NYSE:PM) is making headway this week, with the company’s rating improving to an A (“strong buy”) from a B (“buy”) last week. Philip Morris produces, sells, distributes, and markets a wide range of branded cigarettes and tobacco products in markets outside of the United States of America. The current dividend yield is 3.4%. For more information, get Portfolio Grader’s complete analysis of PM stock.

This week, Lorillard‘s (NYSE:LO) ratings are up from a C last week to a B. Lorillard produces cigarettes for both the premium and discount segments of the domestic cigarette market for sale to distributors and retailers in the United States. At present, the stock has a dividend yield of 6.2%. For more information, get Portfolio Grader’s complete analysis of LO stock.

The rating of Vector Group (NYSE:VGR) moves up this week, rising from a C to a B. Vector Group is a manufacturer of cigarettes in the United States. For more information, get Portfolio Grader’s complete analysis of VGR 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.