These stocks are up on high volume today:

  • Today, Dollar Thrifty Automotive Group (DTG) is up on high volume, trading at a volume of 1.1 million, or 1.6 times its average daily volume. Shares have increased 3.1% to $78.05. Share price is up $5.05 (6.9%) from $73 on July 25, 2012. The stock has moved up across its 50-day moving average of $77.29 today.

  • Ralcorp Holdings (RAH) is seeing its price rise on above-normal volume today, as one million shares, 2.1 times the stock's average daily volume, have moved. The stock price is $69.98, a 2.4% increase. Shares have been on an upward trajectory over the past month, rising $10.42 (17.5%) from a price of $59.56 on July 25, 2012. The stock has moved up across its 200-day moving average of $69.52 today.

  • Trading with a volume of 1.6 million, or 3.3 times its average daily volume, Synopsys (SNPS) is up on high volume today. Share price has risen to $33.33, a 5.3% increase. The stock has been on an upward trajectory over the last two months, rising $5.27 (18.8%) from a price of $28.06 on June 26, 2012. The stock is trading 9.4% above its 50-day moving average and 10.9% above its 200-day moving average.

  • Today, Federated Investors (FII) is up on high volume, trading at a volume of two million, or 2.4 times its average daily volume. Shares have climbed 4.3% to $21.50. Share price is up, having risen $1.74 (8.8%) from $19.76 on July 25, 2012. The stock is trading 4.3% above its 50-day moving average and 4.9% above its 200-day moving average.

  • Eagle Materials (EXP) is up on high volume today, trading with volume of 854,469, or 1.9 times its average daily volume. Shares have increased 2.9% to $42.53. Over the last two months, shares have shown some positive movement as the price has climbed $9.30 (28%) from a price of $33.23 on June 26, 2012. The stock is trading 11.8% above its 50-day moving average and 19.2% above its 200-day moving average.

  • Trading with a volume of 478,581, or 1.7 times its average daily volume, Dril-Quip (DRQ) is up on high volume today. Shares have climbed 2.4% to $73.06. Shares have shown some positive movement over the last two months as the price has climbed $12.22 (20.1%) from a price of $60.84 on June 26, 2012. The stock is trading 3.7% above its 50-day moving average and 8.1% above its 200-day moving average.

  • Today, Silver Standard Resources (SSRI) is up on high volume, trading at a volume of 1.6 million, or 1.9 times its average daily volume. The stock price is $15.03, a 7.3% increase. Shares have been on on the rise over the past three months, climbing $2.56 (20.6%) from a price of $12.47 on July 25, 2012. The stock is trading 20.6% above its 50-day moving average and 12.2% above its 200-day moving average.

  • HEICO Corporation (HEI) is experiencing a price increase on above-average volume today. 581,010 shares have moved, which is 2.6 times the stock's standard daily volume. Shares have climbed 9.5% to $38.12. The stock has lost momentum over the last three months, losing $4.07 (-9.6%) from $42.19 on May 29, 2012. The stock has moved up across its 50-day moving average of $36.74 today.

  • Sprott Physical Gold (PHYS) is up on high volume today, trading with volume of 1.4 million, or 2.3 times its average daily volume. At $14.76, the stock price has climbed 1.7%. Share price went up over the last three months, now up $1.49 (11.2%) from $13.27 on May 29, 2012. The stock is trading 5.9% above its 50-day moving average and 4.7% above its 200-day moving average.