Stocks Hitting 52-Week Lows

shares fell 1.90 percent to touch a new 52-week low of $3.62. Danaos shares have tumbled 42.79 percent over the past 52 weeks, while the S&P 500 index has dropped 0.49 percent in the same period.

shares fell 16.21 percent to touch a new 52-week low of $232.57 amid fears that the U.S. Treasury Department and the Internal Revenue Service have revamped their efforts to limit domestic companies from doing so-called "tax inversion" deals.

shares fell 3.04 percent to reach a new 52-week low of $14.33. Sears shares have declined 64.72 percent over the past 52 weeks, while the S&P 500 index has dropped 0.49 percent in the same period.

shares touched a new 52-week low of $70.18. Virtus Investment Partners shares have declined 44.67 percent over the past 52 weeks, while the S&P 500 index has slipped 0.49 percent in the same period.