This week, 4 Hotels Restaurants & Leisure stocks are improving their overall ratings on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

Papa John’s International, Inc. (PZZA) earns a A this week, jumping up from last week’s grade of B. Papa John’s International, Inc. operates and franchises pizza delivery and carry-out restaurants under the Papa John’s trademark. The company also gets A’s in operating margin growth. For more information, get Portfolio Grader’s complete analysis of PZZA stock.

Cheesecake Factory Incorporated’s (CAKE) ratings are looking better this week, moving up to a A from last week’s B. Cheesecake Factory Incorporated operates upscale, casual, full-service dining restaurants in the United States. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of CAKE stock.

This week, Wingstop, Inc. (WING) pushes up from a B to a A rating. The company also gets A’s in operating margin growth. For more information, get Portfolio Grader’s complete analysis of WING stock.

Melco Crown Entertainment Limited Sponsored ADR (MPEL) gets a higher grade this week, advancing from a C last week to a B. Melco Crown Entertainment Limited Sponsored ADR develops, owns and operates casino gaming and entertainment resort facilities. The company also gets A’s in earnings growth, earnings revisions, earnings surprise, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of MPEL 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.