Six Media stocks are moving up in their overall rating this week, according to the Portfolio Grader database. Every one of these is graded an “A” (“strong buy”) or “B” overall (“buy”).

Viacom (NASDAQ:VIAB) is bumping up its rating from a C (“hold”) to a B (“buy”) this week. Viacom is a global entertainment content company which connects with audiences through compelling content across television, motion picture, online and mobile platforms in various countries. In Portfolio Grader’s specific subcategories of Equity and Cash Flow, VIAB also gets A’s. For more information, get Portfolio Grader’s complete analysis of VIAB stock.

This week, Saga Communications’ (AMEX:SGA) ratings are up from a C last week to a B. Saga Communications is a broadcast company mainly engaged in acquiring, developing and operating radio and television stations. For more information, get Portfolio Grader’s complete analysis of SGA stock.

Shaw Communications (NYSE:SJR) improves from a C to a B rating this week. Shaw Communications 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.

This week, Knology (NASDAQ:KNOL) is showing good progress as the company’s rating jumps from a B (“buy”) last week to an A (“strong buy”). Knology is a fully integrated provider of video, voice and advanced communications services to residential customers in the southeastern United States. For more information, get Portfolio Grader’s complete analysis of KNOL stock.

This is a strong week for Global Sources (NASDAQ:GSOL). The company’s rating climbs to B from the previous week’s C. The stock price has risen 5.9% over the past month, better than the 0.8% decrease the Nasdaq has seen over the same period of time. The stock’s trailing PE Ratio is 6.50. For more information, get Portfolio Grader’s complete analysis of GSOL stock.

Outdoor Channel Holdings (NASDAQ:OUTD) is seeing ratings go up from a C last week to a B this week. Outdoor Channel Holdings is the principal owner of The Outdoor Channel, a national television network. For more information, get Portfolio Grader’s complete analysis of OUTD 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.