For the current week, the overall ratings of three Health Care Provider stocks are worse, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

This week, Health Management Associates (NYSE:HMA) falls to a D (“sell”), worse than last week’s grade of C (“hold”). Health Management Associates operates general acute care hospitals in rural communities located primarily in the southeastern and southwestern United States. The stock price has dropped 10.1% over the past month, worse than the 1.8% decrease the S&P 500 has seen over the same period of time. To get an in-depth look at HMA, get Portfolio Grader’s complete analysis of HMA stock.

Magellan Health Services (NASDAQ:MGLN) experiences a ratings drop this week, going from last week’s C to a D. Magellan Health Services coordinates and manages the delivery of behavioral healthcare treatment services.

For more information, get Portfolio Grader’s complete analysis of MGLN stock.

This is a rough week for PharMerica (NYSE:PMC). The company’s rating falls to D from the previous week’s C. PharMerica provides services to patients in hospitals and long term care settings. The stock also rates an F in Sales Growth. For a full analysis of PMC stock, visit Portfolio Grader.

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.