These stocks are up on above-average volume today:

  • DDi (NASDAQ.DDIC) is experiencing a price increase on above-average volume today. 7.7 million shares have moved, which is 133.6 times the stock's standard daily volume. The stock price has climbed to $12.94, a 5.5% increase. The stock is trading 11.7% above its 50-day moving average and 24.7% above its 200-day moving average.

  • Standard Pacific (NYSE.SPF) is up on high volume today, trading with volume of 6.5 million, or 2.4 times its average daily volume. The stock price is up 1.4% to $4.33. The stock has risen 89 cents (25.9%) over the last three months from a price of $3.44 on January 6, 2012. The stock is trading 16% above its 200-day moving average.

  • VelocityShares 3x Inverse Silver ETN linked to the S&P GSCI Silver Inverse Index ER (NYSE.DSLV) is experiencing a price increase on above-average volume today. 505,861 shares have moved, which is 2.5 times the stock's standard daily volume. Share price has risen to $33.81, a 10.1% increase.

  • Trading with a volume of 2.1 million, or 1.8 times its average daily volume, Merge Healthcare (NASDAQ.MRGE) is up on high volume today. The stock price has increased to $5.06, a 2.2% increase. The share price has dropped $1.35 (-21.1%) from $6.41 on March 6, 2012. The stock is trading at 81.2% of its 50-day moving average and 87.2% of its 200-day moving average.

  • Today, G&K Services (NASDAQ.GKSR) is up on high volume, trading at a volume of 197,468, or 2.7 times its average daily volume. At $36.99, the stock price has risen 6.6%. Share price is up $5.45 (17.3%) from $31.54 on March 6, 2012. The stock is trading 10.8% above its 50-day moving average and 15.8% above its 200-day moving average.

  • MDC Partners (NASDAQ.MDCA) is seeing its price rise on above-normal volume today, as 338,300 shares, 1.7 times the stock's average daily volume, have moved. At $10.83, the stock price is up 3.5%. The stock has been declining in the last two months, down $3.44 (-24.1%) from a price of $14.27 on February 6, 2012. The stock is trading at 87% of its 50-day moving average and 78.3% of its 200-day moving average.

  • Motricity (NASDAQ.MOTR) is up on high volume today, trading with volume of 1.7 million, or 1.6 times its average daily volume. At $1.40, the stock price has climbed 5.3%. The stock has moved down across its 50-day moving average of $1.23 today.

  • XenoPort (NASDAQ.XNPT) is experiencing a price increase on above-average volume today. 378,743 shares have moved, which is 2.1 times the stock's standard daily volume. Shares have climbed 3.1% to $4.65.

  • Today, RIT Technologies (NASDAQ.RITT) is up on high volume, trading at a volume of 178,110, or 32.3 times its average daily volume. Shares are up 7.5% to $3.75.