The ratings of 7 Software stocks are down this week, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

NetSuite Inc. (N) declines this week from a C to a D. NetSuite Inc. provides relationship management software solutions. The company also gets F’s in earnings surprise and return on equity. For more information, get Portfolio Grader’s complete analysis of N stock.

Slipping from a C to a D rating, Workday, Inc. Class A (WDAY) takes a hit this week. Workday, Inc. Class A provides software-as-a-service solutions for managing global businesses, combining a lower cost of ownership with an innovative approach to business applications. The company also gets F’s in return on equity. For more information, get Portfolio Grader’s complete analysis of WDAY stock.

Bottomline Technologies (de), Inc. (EPAY) earns a D this week, moving down from last week’s grade of C. Bottomline Technologies (de), Inc. provides electronic payment, invoice, and document automation solutions. The company also gets F’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of EPAY stock.

Rosetta Stone Inc. (RST) gets weaker ratings this week as last week’s C drops to a D. Rosetta Stone Inc. develops, markets, and sells language learning solutions consisting of software, online services and audio practice tools primarily under our Rosetta Stone brand. The company also gets F’s in sales growth, earnings revisions, earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of RST stock.

Evolving Systems, Inc. (EVOL) experiences a ratings drop this week, going from last week’s D to a F. Evolving Systems, Inc. is a software company providing business and operational support services and solutions to the telecommunications industry. The company also gets F’s in sales growth, earnings revisions, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of EVOL stock.

VirnetX Holding Corporation’s (VHC) rating weakens this week, dropping to a D versus last week’s C. VirnetX Holding Corporation is engaged in the business of commercializing a portfolio of patents. The company also gets F’s in earnings revisions, earnings surprise, and return on equity. For more information, get Portfolio Grader’s complete analysis of VHC stock.

Digital Turbine, Inc. (APPS) is having a tough week. The company’s rating falls from a D to a F. The company also gets F’s in earnings revisions, earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of APPS 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.