This week, 6 Hotels Restaurants & Leisure stocks are worse, according to the Portfolio Graderdatabase. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Chipotle Mexican Grill, Inc. (CMG) experiences a ratings drop this week, going from last week’s D to a F. Chipotle Mexican Grill, Inc. runs fast casual restaurants that serve Mexican food in the United States and Canada. The company also gets F’s in sales growth, earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of CMG stock.

This is a rough week for Marriott Vacations Worldwide Corporation (VAC). The company’s rating falls to D from the previous week’s C. Marriott Vacations Worldwide Corporation engages in the development, marketing, sale, and management of vacation ownership and related products in the United States and internationally. For more information, get Portfolio Grader’s complete analysis of VAC stock.

Dunkin’ Brands Group, Inc. (DNKN) slips from a C to a D this week. Dunkin’ Brands Group, Inc. owns, operates, and franchises quick service restaurants. The company also gets F’s in earnings growth. For more information, get Portfolio Grader’s complete analysis of DNKN stock.

Fiesta Restaurant Group, Inc. (FRGI) gets weaker ratings this week as last week’s D drops to a F. Fiesta Restaurant Group, Inc. owns, operates, and franchises fast-casual restaurants in the United States. For more information, get Portfolio Grader’s complete analysis of FRGI stock.

Kona Grill, Inc. (KONA) declines this week from a D to a F. Kona Grill, Inc. owns and operates restaurants in several states in the United States. The company also gets F’s in operating margin growth, earnings revisions, and free cash flow. For more information, get Portfolio Grader’s complete analysis of KONA stock.

Slipping from a D to a F rating, Diversified Restaurant Holdings, Inc. (SAUC) takes a hit this week. The company also gets F’s in return on equity and free cash flow. For more information, get Portfolio Grader’s complete analysis of SAUC 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.