Stocks Hitting 52-Week Lows

Koppers Holdings KOP shares tumbled 6.16% to touch a new 52-week low of $35.02 after the company reported downbeat quarterly results. The Babcock & Wilcox Company BWC shares reached a new 52-week low of $28.25 after the company reported weaker-than-expected Q2 earnings. Thoratec THOR shares tumbled 28.77% to reach a new 52-week low of $23.20 after the company reported downbeat second-quarter sales and issued a disappointing 2014 earnings outlook. PhotoMedex PHMD shares touched a new 52-week low of $9.01 after the company reported weaker-than-expected Q2 results.