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

This week, Open Text Corporation’s (OTEX) rating worsens to a D from the company’s C rating a week ago. Open Text Corporation provides intranet, extranet, and corporate portal solutions to organizations located throughout the world. For more information, get Portfolio Grader’s complete analysis of OTEX stock.

Oracle Corporation (ORCL) earns a D this week, moving down from last week’s grade of C. Oracle Corporation provides enterprise software and computer hardware products and services. For more information, get Portfolio Grader’s complete analysis of ORCL stock.

PTC Inc. (PTC) is having a tough week. The company’s rating falls from a C to a D. For more information, get Portfolio Grader’s complete analysis of PTC stock.

VASCO Data Security International, Inc. (VDSI) experiences a ratings drop this week, going from last week’s C to a D. VASCO Data Security International, Inc. designs, develops, markets and supports open standards-based hardware and software security systems that manage and secure access to information assets. For more information, get Portfolio Grader’s complete analysis of VDSI stock.

Magic Software Enterprises Ltd. (MGIC) slips from a C to a D this week. Magic Software Enterprises Ltd. develops, markets, and supports software development and deployment technology. For more information, get Portfolio Grader’s complete analysis of MGIC stock.

This is a rough week for Taomee Holdings Ltd. Sponsored ADR (TAOM). The company’s rating falls to D from the previous week’s C. Taomee Holdings Ltd. Sponsored ADR produces children’s entertainment. The company also gets F’s in operating margin growth, earnings growth, earnings revisions, and earnings surprise. For more information, get Portfolio Grader’s complete analysis of TAOM stock.

MIND C.T.I. Ltd. (MNDO) declines this week from a C to a D. MIND C.T.I. Ltd. is a developer, manufacturer, and marketer of real-time and off-line billing and customer care software for communication providers. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of MNDO 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.