On the Portfolio Grader database this week, the Metals and Mining, Computer and Personal Electronics, Oil and Gas, Energy Services, and Semiconductor sectors are among the worst.
The Metals and Mining sector is lagging this week with 77% of its stocks (72 out of 93) rated a “sell”. Cliffs Natural Resources (NYSE:CLF), Walter Energy Inc. (NYSE:WLT), and Thompson Creek Metals (NYSE:TC) are all currently earning F’s. Overall, Walter Energy Inc. is the poorest performer in this sector. Its share price has dropped 66.6% in the last 12 months.
With 62% of its stocks (13 out of 21) rated “sell,” the Computer and Personal Electronics sector is struggling this week. Out of the Computer and Personal Electronics stocks, Diebold (NYSE:DBD), QLogic (NASDAQ:QLGC), and Hewlett-Packard (NYSE:HPQ) are near the bottom with F’s. Hewlett-Packard is performing worst overall in the sector, with a 14.3% decline over the last 12 months.
The Oil and Gas sector looks weak, with 61% of its stocks (124 out of 204) rated a “sell”. With an overall grade of F, Enerplus (NYSE:ERF), Swift Energy (NYSE:SFY), and Newfield Exploration (NYSE:NFX) are weighing down the sector. Swift Energy is the worst performer in this sector, with a 53.1% decline in the last 12 months.
The Energy Services sector is trailing behind others this week, with 60% of its stocks (33 out of 55) rated a “sell”. Among Energy Services stocks, Gulfmark Offshore (NYSE:GLF), Key Energy Services (NYSE:KEG), and Nabors Industries (NYSE:NBR) are lingering near the bottom with grades of F. Key Energy Services is the worst stock in its sector, with the company’s share price falling 51.7% in the last 12 months.
The Semiconductor sector is dragging, with 57% of its stocks (47 out of 83) rated a “sell”. Cypress Semiconductor (NASDAQ:CY), Atmel (NASDAQ:ATML), and Advanced Micro Devices (NYSE:AMD) are pushing the sector down with F grades. Over the last 12 months, Advanced Micro Devices is the worst performer in this sector, with a 18.7% decline.
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.