The overall ratings of 3 IT Services stocks are down on Portfolio Grader this week. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

This is a rough week for WEX Inc. (WEX). The company’s rating falls to F from the previous week’s D. WEX Inc. provides payment processing and information management services to the United States commercial and government vehicle fleet industry. The company also gets F’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of WEX stock.

Teradata Corporation’s (TDC) rating weakens this week, dropping to a F versus last week’s D. Teradata Corporation provides customers with enterprise data warehousing, including enterprise analytic technologies and services through software, hardware, and related business consulting and support services. The company also gets F’s in operating margin growth. For more information, get Portfolio Grader’s complete analysis of TDC stock.

Wipro Limited Sponsored ADR (WIT) declines this week from a C to a 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.

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.