NEW YORK ( TheStreet) - Among the metals and mining stocks, Massey Energy ( MEE), Metalico ( MEA), and Schnitzer Steel Industries ( SCHN) were the top gainers, while Mechel ( MTL) and Arch Coal ( ACI) were the top losers last week.

Coal producer Massey Energy was among major gainers past week, up 13.1%. The stock attracted investors after the company announced strategic options such as a possible sale or a private-equity transaction. The company will report third-quarter financial results on October 26. Bloomberg analysts estimate Masssey to report sales of $821.9 million, up from $641.6 million in the year-ago quarter.

Metalico, a scrap metal recycler and fabricator of lead products, gained 7.3% last week on surging volumes. The company is scheduled to report third-quarter financial results on October 29. Bloomberg analysts estimate sales of $139.7 million, from $91.5 million recorded in the year-ago quarter, while operating profit is seen at $10.5 million, up from $7.8 million earlier. On October 25, Canaccord Genuity reassigned a buy rating to the stock with a target price of $8, indicating an upside of 69%. Meanwhile, the stock was part of our picks in mining stocks with most upside.

Schnitzer Steel Industries, a scrap steel processor, accumulated 3% after reporting strong fourth-quarter and full-year results, driven by auto parts sales. Net income for the quarter ended August 31 soared 70% to $17.4 million, or 62 cents per share, exceeding the analysts' expectation of 40 cents a share. For the full year, earnings per share stood at $2.86, as opposed to a loss of 99 cents per share in the prior year. On October 25, Canaccord Genuity reassigned a buy rating to the stock with a target price of $67, indicating an upside of 29%.

Great Northern Iron Ore Properties ( GNI) was up 2.8% after it recorded impressive operating results for the period ending September 30, 2010. Net Income for the quarter jumped multi-fold to $5.2 million, or $3.5 per share, from $1.3 million, or 86 cents per share, in the year-ago quarter. The company has a dividend yield of 9.35%, among the highest in its operating segment. Meanwhile, the stock was part of our picks in mining stocks with top dividend yields.

Natural Resources Partners ( NRP) and Worthington Industries ( WOR) gained 1% each last week. These two stocks were included in our stock picks in a mining stock with top dividend yield .

Major losers last week included Mechel and Arch Coal, down 11.8% and 7.5%, respectively. Mechel reported a weak third quarter in terms of production metrics - coking coal concentrate reduced by 4%, while Pulverized Coal Injection (PCI) and anthracite coal production fell a significant 24% from the second quarter.

Among other losers, Aluminum Corporation of China ( ACH), AK Steel Holdings ( AKS), and Alpha Natural Resources ( ANR) dipped 5.1%, 4.6%, and 4.6% respectively.

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