This week, the ratings of 4 Internet & Catalog Retail stocks on Portfolio Grader are down. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

TripAdvisor, Inc. (TRIP) is having a tough week. The company’s rating falls from a C to a D. TripAdvisor, Inc. an online travel company, enables travelers to plan and have the perfect trip. The company also gets F’s in earnings growth. For more information, get Portfolio Grader’s complete analysis of TRIP stock.

Liberty TripAdvisor Holdings Inc Class A (LTRPA) slips from a C to a D this week. For more information, get Portfolio Grader’s complete analysis of LTRPA stock.

Vipshop Holdings Ltd Sponsored ADR (VIPS) declines this week from a C to a D. Vipshop Holdings Ltd Sponsored ADR operates as an online discount retailer for various brands in the People’s Republic of China. For more information, get Portfolio Grader’s complete analysis of VIPS stock.

1-800-FLOWERS.COM, Inc. Class A (FLWS) earns a D this week, moving down from last week’s grade of C. 1-800-FLOWERS.COM, Inc. Class A provides customers around the world with the freshest flowers and finest selection of plants, gift baskets, gourmet foods and confections, and plush stuffed animals perfect for every occasion. For more information, get Portfolio Grader’s complete analysis of FLWS 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.