This week, four Internet and Web Service stocks are improving their overall rating on Portfolio Grader. Each of these rates an “A” (“strong buy”) or “B” overall (“buy”).

Internet Initiative Japan (NASDAQ:IIJI) is bumping up its rating from a C (“hold”) to a B (“buy”) this week. Internet Initiative Japan develops and operates Internet access services and other Internet-related services in Japan. In Portfolio Grader’s specific subcategory of Earnings Growth, IIJI also gets an A. For more information, get Portfolio Grader’s complete analysis of IIJI stock.

Google (NASDAQ:GOOG) improves from a C to a B rating this week. Google is a global technology company that provides web-based search and advertising services. Shares of GOOG have increased 10% over the past month, better than the 5.7% increase the Nasdaq has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of GOOG stock.

Cornerstone OnDemand (NASDAQ:CSOD) is progressing from last week’s rating of B (“buy”) as the company improves to an A (“strong buy”) this week. Cornerstone OnDemand provides learning and talent management solution delivered as software-as-a-service. Investors have pushed the stock price up 6.3% over the past month. For more information, get Portfolio Grader’s complete analysis of CSOD stock.

NIC Inc. (NASDAQ:EGOV) boosts its rating from a C to a B this week. NIC provides Internet-based electronic government solutions. For more information, get Portfolio Grader’s complete analysis of EGOV 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.