This week, 5 Software stocks are worse, according to the Portfolio Graderdatabase. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

MicroStrategy Incorporated Class A’s (MSTR) rating weakens this week, dropping to a D versus last week’s C. MicroStrategy Incorporated Class A provides business intelligence software that enables companies to report, analyze and monitor data. The company also gets F’s in earnings surprise and earnings momentum. For more information, get Portfolio Grader’s complete analysis of MSTR stock.

Slipping from a C to a D rating, Mobileye N.V. (MBLY) takes a hit this week. The company also gets F’s in earnings momentum. For more information, get Portfolio Grader’s complete analysis of MBLY stock.

BSQUARE Corporation (BSQR) is having a tough week. The company’s rating falls from a C to a D. BSQUARE Corporation provide software and engineering services to companies that develop smart devices and to companies that assist others in developing smart devices. The company also gets F’s in earnings growth and earnings momentum. For more information, get Portfolio Grader’s complete analysis of BSQR stock.

Voltari Corp. (VLTC) declines this week from a C to a D. Voltari Corp. provides mobile data solutions to wireless service carriers. The company also gets F’s in free cash flow. For more information, get Portfolio Grader’s complete analysis of VLTC stock.

FORM Holdings Corp. (FH) earns a D this week, moving down from last week’s grade of C. The company also gets F’s in return on equity and free cash flow. For more information, get Portfolio Grader’s complete analysis of FH 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.