New York (CNNMoney) - Coal company stocks have taken a hit lately, as a global oversupply and pending climate change rules from the Obama administration weigh on the sector.
The Market Vectors Coal Index ETF is down 17% in the last 30 days. Some individual companies have fared even worse. Shares of Peabody Energy Corporation have plunged nearly 30% from a month ago, as have shares in Yanzhou Coal Mining. Shares in Westmoreland Coal Co. are down about 10%.FULL STORY