This week, the ratings of 9 Capital Markets stocks on Portfolio Grader are down. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

This is a rough week for Virtus Investment Partners, Inc. (VRTS). The company’s rating falls to D from the previous week’s C. Virtus Investment Partners, Inc. provides investment management products and services to individuals and institutions in the United States. The company also gets F’s in sales growth and operating margin growth. For more information, get Portfolio Grader’s complete analysis of VRTS stock.

Moody’s Corporation (MCO) is having a tough week. The company’s rating falls from a C to a D. Moody’s Corporation offers financial products and services such as credit ratings, data and analytical tools, risk management software, and training. For more information, get Portfolio Grader’s complete analysis of MCO stock.

Slipping from a D to a F rating, Artisan Partners Asset Management, Inc. Class A (APAM) takes a hit this week. The company also gets F’s in free cash flow. For more information, get Portfolio Grader’s complete analysis of APAM stock.

This week, Noah Holdings Ltd. Sponsored ADR Class A (NOAH) drops from a C to a D rating. Noah Holdings Ltd. Sponsored ADR Class A distributes wealth management products in China. The company also gets F’s in earnings revisions. For more information, get Portfolio Grader’s complete analysis of NOAH stock.

Investment Technology Group, Inc. (ITG) earns a D this week, moving down from last week’s grade of C. Investment Technology Group, Inc. is an agency brokerage and financial technology firm that partners with asset managers globally to provide innovative solutions spanning the investment continuum. The company also gets F’s in sales growth, earnings growth, earnings revisions, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of ITG stock.

OM Asset Management Plc’s (OMAM) rating weakens this week, dropping to a D versus last week’s C. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of OMAM stock.

Virtu Financial, Inc. Class A (VIRT) slips from a D to a F this week. The company also gets F’s in operating margin growth. For more information, get Portfolio Grader’s complete analysis of VIRT stock.

Manning & Napier, Inc. Class A (MN) gets weaker ratings this week as last week’s C drops to a D. Manning & Napier, Inc. Class A is an independent investment management firm that provides a broad range of investment solutions through separately managed accounts, mutual funds and collective investment trust funds. The company also gets F’s in sales growth. For more information, get Portfolio Grader’s complete analysis of MN stock.

Cowen Group, Inc. Class A (COWN) experiences a ratings drop this week, going from last week’s D to a F. Cowen Group, Inc. Class A is a publicly owned asset management holding company. The company also gets F’s in operating margin growth and earnings growth. For more information, get Portfolio Grader’s complete analysis of COWN 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.