Stocks Hitting 52-Week Lows

Emeritus

shares tumbled 12.02% to reach a new 52-week low of $19.11 after the company updated its 2013 outlook. Central Garden & Pet Company

shares touched a new 52-week low of $6.206. Central Garden & Pet's PEG ratio is 2.60. Active Power

shares touched a new 52-week low of $2.858 on Q3 outlook. KiOR

shares fell 8.66% to reach a new 52-week low of $1.57. KiOR shares have tumbled 76.50% over the past 52 weeks, while the S&P 500 index has jumped 15.10% in the same period.