Stocks Hitting 52-Week Lows

shares fell 29.28 percent to reach a new 52-week low of $2.97 after the company reported Q1 GAAP loss of $0.27 per share and issued a Zalviso regulatory update.

shares dropped 2.73 percent to touch a new 52-week low of $11.77. Zulily is expected to report Q1 financial results after the closing bell.

shares fell 1.35 percent to touch a new 52-week low of $26.96. Engility Holdings shares have dropped 36.44 percent over the past 52 weeks, while the S&P 500 index has gained 13.21 percent in the same period.

shares fell 3.03 percent to reach a new 52-week low of $78.15. Alibaba's trailing-twelve-month ROA is 8.67 percent.