This week, the overall grades of 6 Media stocks are lower, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Time Warner Inc. (TWX) earns a D this week, moving down from last week’s grade of C. Time Warner Inc. is a media and entertainment company that provides cable television programming, is engaged with feature films and publishes magazines. For more information, get Portfolio Grader’s complete analysis of TWX stock.

Viacom Inc. Class B (VIAB) slips from a D to a F this week. Viacom Inc. Class B is a global entertainment content company which connects with audiences through compelling content across television, motion picture, online and mobile platforms in various countries. For more information, get Portfolio Grader’s complete analysis of VIAB stock.

This week, Shaw Communications Inc. Class B’s (SJR) rating worsens to a F from the company’s D rating a week ago. Shaw Communications Inc. Class B is a communications and media company that provides its customers with broadband cable television, high-speed Internet and other telecommunications services. For more information, get Portfolio Grader’s complete analysis of SJR stock.

Clear Channel Outdoor Holdings, Inc. Class A (CCO) declines this week from a C to a D. Clear Channel Outdoor Holdings, Inc. Class A owns and operates advertising display faces primarily in the United States, Canada, Latin America, Asia, Australia, and Europe. The company also gets F’s in earnings growth, earnings revisions, and earnings surprise. For more information, get Portfolio Grader’s complete analysis of CCO stock.

This week, Harte-Hanks, Inc. (HHS) drops from a D to a F rating. Harte-Hanks, Inc. owns and operates a direct marketing company that provides a full range of specialized, coordinated, and integrated direct marketing services to companies in a wide variety of industries. 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 HHS stock.

This is a rough week for Central European Media Enterprises Ltd. Class A (CETV). The company’s rating falls to D from the previous week’s C. Central European Media Enterprises Ltd. Class A is a media and entertainment company, which operates broadcast, content, and new media businesses in central and eastern Europe. The company also gets F’s in earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of CETV 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.