For the week, the worst sectors according to Portfolio Grader are the Metals and Mining, Energy Services, Service, Marine, and Independent Utilities sectors.
Metals and Mining is lagging this week with 87% of its stocks (75 out of 86) rated a “sell.” With an overall grade of F, HudBay Minerals (NYSE:HBM), Aluminum Corp. of China (NYSE:ACH), and Alcoa (NYSE:AA) are weighing down the sector. The worst performer in this sector is Aluminum Corp. of China, which saw its price sink 33.2% in the last 12 months. This is worse than the S&P 500, which has seen a 26.2% increase over the same period.
The Energy Services sector is trailing behind others this week, with 59% of its stocks (29 out of 49) rated a “sell.” Out of the Energy Services stocks, Tetra Technologies (NYSE:TTI), Key Energy Services (NYSE:KEG), and Pioneer Energy Services Corp (NYSE:PES) are near the bottom with F’s. Key Energy Services is performing worst overall in the sector, with a 30.4% decline over the last 12 months.
The Service sector is dragging, with 59% of its stocks (13 out of 22) rated a “sell.” Among Service stocks, Education Management Corp. (NASDAQ:EDMC), DeVry (NYSE:DV), and ITT Educational Services (NYSE:ESI) are lingering near the bottom with grades of F. The worst performer in this sector is Education Management Corp., which saw its price sink 76.8% in the last 12 months.
With 56% of its stocks (5 out of 9) rated “sell,” the Marine sector is struggling this week. DryShips (NASDAQ:DRYS), Diana Shipping (NYSE:DSX), and Navios Maritime Partners (NYSE:NMM) are pushing the sector down with D grades. Over the last 12 months, DryShips is the worst performer in this sector, with a 13.5% decline.
The Independent Utilities sector looks weak, with 56% of its stocks (5 out of 9) rated a “sell.” Among Independent Utilities stocks, NRG Energy (NYSE:NRG) and Empresa Nacional de Electricidad (NYSE:EOC) are struggling with grades of D. TransAlta (NYSE:TAC) also has a low grade of F. TransAlta is the worst performer in this sector, with a 25.8% decline in the last 12 months.
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.