The ratings of 6 IT Services stocks are down this week, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Slipping from a C to a D rating, Syntel, incorporated (SYNT) takes a hit this week. Syntel, incorporated provides information technology (IT) and knowledge process outsourcing (KPO) services worldwide. For more information, get Portfolio Grader’s complete analysis of SYNT stock.

Blackhawk Network Holdings Inc Class A (HAWK) experiences a ratings drop this week, going from last week’s D to a F. The company also gets F’s in earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of HAWK stock.

This is a rough week for Travelport Worldwide Ltd. (TVPT). The company’s rating falls to D from the previous week’s C. The company also gets F’s in operating margin growth and earnings growth. For more information, get Portfolio Grader’s complete analysis of TVPT stock.

NCI, Inc. Class A (NCIT) is having a tough week. The company’s rating falls from a C to a D. NCI, Inc. Class A designs, installs and maintains information technology systems and networks for government agencies. For more information, get Portfolio Grader’s complete analysis of NCIT stock.

Wipro Limited Sponsored ADR’s (WIT) rating weakens this week, dropping to a F versus last week’s D. Wipro Limited Sponsored ADR is a global IT services company, which provides outsourced research and development, infrastructure outsourcing and business consulting services. For more information, get Portfolio Grader’s complete analysis of WIT stock.

Computer Task Group, Incorporated (CTG) declines this week from a D to a F. Computer Task Group, Incorporated provides business consulting, electronic business, and information technology management solutions. The company also gets F’s in sales growth, operating margin growth, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of CTG 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.