BofA/Merrill Lynch Downgrades Westlake Chemical (WLK) to Underperform

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WESTLAKE CHEMICAL CORPORATION (NYSE: WLK) Delayed: 78.85 -0.6 (0.76%)
Previous Close $79.45    52 Week High $61.21 
Open $78.58    52 Week Low $39.48 
Day High $80.19    P/E 8.64 
Day Low $78.01    EPS $9.13 
Volume 681,441