The overall ratings of four restaurant and resort stocks are down on Portfolio Grader this week. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Noodles & Co. Class A’s (NDLS) rating falls to a D (“sell”) this week, down from C (“hold”) the week prior. As of June 25, 2015, 12.8% of outstanding Noodles & Co. Class A shares were held short. The stock has a trailing PE Ratio of 65.50. To get an in-depth look at NDLS, get Portfolio Grader’s complete analysis of NDLS stock.

Wynn Resorts, Limited (WYNN) earns an F (“strong sell”) this week, moving down from last week’s grade of D (“sell”). Wynn Resorts owns and operates destination casino resorts. The stock gets F’s in Earnings Revisions and Earnings Surprise. For more information, get Portfolio Grader’s complete analysis of WYNN stock.

This week, MGM Resorts (MGM) drops from a D to an F rating. MGM Resorts International operates gaming, hospitality and entertainment resorts. The stock gets F’s in Earnings Momentum, Earnings Revisions and Earnings Surprise. To get an in-depth look at MGM, get Portfolio Grader’s complete analysis of MGM stock.

Las Vegas Sands (LVS) earns an F this week, falling from last week’s grade of D. Las Vegas Sands owns and operates casino resorts and convention centers. The stock also rates an F in Earnings Revisions. For more information, get Portfolio Grader’s complete analysis of LVS 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.