The ratings of five 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”).

Oaktree Capital Group, LLC Class A’s (OAK) rating falls to a D (“sell”) this week, down from C (“hold”) the week prior. Oaktree Capital is a global investment management company focused on alternative markets. In Portfolio Grader’s specific subcategories of Earnings Growth and Sales Growth, OAK also gets F’s. To get an in-depth look at OAK, get Portfolio Grader’s complete analysis of OAK stock.

Golub Capital BDC, Inc. (GBDC) earns a D this week, falling from last week’s grade of C. Golub Capital is an externally managed, closed-end, non-diversified management investment company. For more information, get Portfolio Grader’s complete analysis of GBDC stock.

The rating of Silvercrest Asset Management Group, Inc. Class A (SAMG) slips from a C to a D. The stock also rates an F in Margin Growth. Trade volume dipped significantly in the past week, slipping to half of the previous rate. To get an in-depth look at SAMG, get Portfolio Grader’s complete analysis of SAMG stock.

Apollo Global Management, LLC Class A (APO) ratings are on the decline this week as the company earns an F (“strong sell”). Last week, it received a D (“sell”). Apollo Global Management is engaged in investing and operating in private equity, capital markets and real estate businesses. The stock rates an F in Earnings Growth, Earnings Momentum and Earnings Revisions. Earnings Surprise, Cash Flow and Sales Growth also get F’s. The stock’s trailing PE Ratio is 52.20. For more information, get Portfolio Grader’s complete analysis of APO stock.

LPL Financial Holdings Inc. (LPLA) is having a tough week. The company’s rating falls from a D to an F. LPL Financial Holdings offers technology, brokerage and investment advisory services through business relationships with all types of financial advisors. As of July 27, 2015, 15.3% of outstanding LPL Financial Holdings Inc. shares were held short. The stock has a trailing PE Ratio of 26.50. To get an in-depth look at LPLA, get Portfolio Grader’s complete analysis of LPLA 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.