The ratings of 4 Capital Markets stocks are down this week, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

OM Asset Management Plc (OMAM) slips from a D to a F this week. The company also gets F’s in sales growth and earnings momentum. For more information, get Portfolio Grader’s complete analysis of OMAM stock.

B. Riley Financial, Inc. (RILY) is having a tough week. The company’s rating falls from a C to a D. The company also gets F’s in sales growth, operating margin growth, earnings growth, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of RILY stock.

This week, BGC Partners, Inc. Class A’s (BGCP) rating worsens to a D from the company’s C rating a week ago. BGC Partners, Inc. Class A is a global inter-dealer broker that specializes in the brokering of OTC financial instruments and related derivative products. The company also gets F’s in earnings momentum and return on equity. For more information, get Portfolio Grader’s complete analysis of BGCP stock.

Slipping from a C to a D rating, Medley Management, Inc. Class A (MDLY) takes a hit this week. The company also gets F’s in operating margin growth, earnings growth, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of MDLY 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.