Mosaic and 4 Basic Materials Stocks Getting Hammered: MOS, CF, CLF, WLK, STLD

Through most of the trading day on Friday, October 7, 2011, these stocks are bringing down the Basic Materials (NYSE:XLB) sector. Long time Wall St. Cheat Sheet readers know to watch stock prices because Technicals on the Stock Chart are Strong’ is one of the ‘T’s in our CHEAT SHEET investing framework.

Mosaic Company The (NYSE:MOS) is among the price losers in the sector as its stock price is $50.77, down $2.45 (-4.7%) from the previous close of $53.30. The Mosaic Company is a producer and marketer of concentrated phosphate and potash crop nutrients for the global agriculture industry.

Stock Price Performance: From September 8, 2011, to October 6, 2011, the stock price had dropped $17.47 (-24.7%) from $70.77 to $53.30. The stock price saw one of its best stretches over the last year between May 20, 2011 and May 31, 2011 when shares rose for seven straight trading days, rising 8.3% (+$5.43). It saw one of its worst periods between September 15, 2011 and September 23, 2011 when shares fell for seven straight trading days, falling 18.8% (-$13.37).

Shares of CF Industries Holdings Inc. (NYSE:CF) are trading at $133.84, down $8.52 (-6.2%) from the previous close of $142.74. CF Industries Holdings is a manufacturer and distributor of nitrogen and phosphate fertilizer products, including ammonia, urea, urea ammonium nitrate solution, diammonium phosphate, and monoammonium phosphate.

Stock Price Performance: From September 8, 2011, to October 6, 2011, the stock price had dropped $42.36 (-22.9%) from $185.10 to $142.74. The stock price saw one of its best stretches over the last year between March 28, 2011 and April 5, 2011 when shares rose for seven straight trading days, rising 12.3% (+$15.70). It saw one of its worst periods between September 14, 2011 and September 23, 2011 when shares fell for eight straight trading days, falling 18.9% (-$34.03).

Cliffs Natural Resources Inc. (NYSE:CLF) is among the price losers in the sector. Its shares are trading at $55.27, which is $3.46 (-6.1%) below the previous close of $58.89. Cliffs Natural Resources is an international mining company that operates primarily in North America and Australia.

Stock Price Performance: From July 13, 2011, to October 6, 2011, the stock price had fallen $37.68 (-39%) from $96.57 to $58.89. The stock price saw one of its best stretches over the last year between June 22, 2011 and July 5, 2011 when shares rose for nine straight trading days, rising 12.6% (+$10.58). It saw one of its worst periods between September 15, 2011 and September 22, 2011 when shares fell for six straight trading days, falling 30.6% (-$24.30).

Westlake Chemical Corporation (NYSE:WLK) is one of the sector losers in price. Its shares are trading at $35.44, down $1.61 (-4.4%) from the previous close of $37.09. Westlake Chemical operates as a manufacturer and marketer of basic chemicals, vinyls, polymers and fabricated products.

Stock Price Performance: From July 12, 2011, to October 5, 2011, the stock price had fallen $15.15 (-29.8%) from $50.78 to $35.63. The stock price saw one of its best stretches over the last year between October 29, 2010 and November 8, 2010 when shares rose for seven straight trading days, rising 18.3% (+$5.82). It saw one of its worst periods between September 15, 2011 and September 23, 2011 when shares fell for seven straight trading days, falling 16.3% (-$7.10).

Steel Dynamics, Inc. (NASDAQ:STLD) stocks are trading at $10.29. This is 64 cents (-6%) below the previous close of $10.95, making the company one of the biggest price losers in the sector today. Steel Dynamics, together with its subsidiaries, is a domestic manufacturer of steel products and metals recycler.

Stock Price Performance: From July 13, 2011, to October 6, 2011, the stock price had fallen $4.91 (-31%) from $15.86 to $10.95. The stock price saw one of its best stretches over the last year between October 28, 2010 and November 8, 2010 when shares rose for eight straight trading days, rising 10.4% (+$1.46). It saw one of its worst periods between April 5, 2011 and April 18, 2011 when shares fell for 10 straight trading days, falling 10.9% (-$2.11).