Stocks Hitting 52-Week Lows

Penn West Petroleum Ltd

shares fell 3% to touch a new 52-week low of $11.79. Analysts at Canaccord downgraded Penn West Petroleum from “buy” to “hold.” ITT Educational Services

shares dropped 1.53% to create a new 52-week low of $19.89. ITT Educational Services shares have dropped 66.83% over the past 52 weeks, while the S&P 500 index has gained 12.14% in the same period. NuStar Energy LP

shares lost 0.77% to create a new 52-week low of $46.52. NuStar Energy's trailing-twelve-month profit margin is -2.48%. Skullcandy

shares declined 3.70% to create a new 52-week low of $9.68. Skullcandy reported a 17.1% rise in its Q3 sales.