Today, a few stocks are down on high volume:

  • Trading at a volume of 31.8 million, or 1.6 its average daily volume, Hewlett-Packard (HPQ) was down on high volume today. At $19.20, the stock price has fallen 3.7%. The stock has lost momentum over the last three months, losing $3.13 (-14%) from $22.33 on May 25, 2012. The stock has moved down across its 50-day moving average of $19.12 today.

  • After trading at a volume of 15.4 million, or 1.8 its average daily volume, (MO) saw its price drop. Shares were down 1.5% to $33.92. Share price is up $1.65 (4.6%) from $35.57 on July 24, 2012. The stock is trading 3.7% above its 200-day moving average.

  • Halliburton (HAL) saw its price drop on above-normal volume today, as 15 million shares have changed hands or 1.6 times its average daily volume. Shares fell 1.4% to $34.67. Over the last two months, shares have shown some positive movement as the price has climbed $7.69 (28.5%) from a price of $26.98 on June 25, 2012. The stock is trading 6.8% above its 50-day moving average and 6.6% above its 200-day moving average.

  • Covidien (COV) experienced a price drop on above-average volume today, with 5.1 million shares, or 2.4 its average daily volume, changing hands. With a closing price of $55.04, shares were off 2.5%. Shares have been on an upward trajectory over the past month, rising $4.43 (8.8%) from a price of $50.61 on July 24, 2012. The stock is trading 3.4% above its 200-day moving average.

  • Health Care REIT (HCN) was down on high volume after trading at a volume of 4.6 million, or 2.7 its average daily volume. At $58.14, the stock price has fallen 2.7%. The stock has risen $2.92 (5.3%) over the last three months from a price of $55.22 on May 25, 2012. The stock has dropped a step closer to its 200-day moving average, sitting just 2.2% above the mark.

  • Allergan (AGN) traded on a volume of 2.4 million, or 1.7 its average daily volume, but its price was down. The stock price declined 1.3%, closing at $85.43. Over the last three months, the stock has lost $5.10 (-5.6%) from a price of $90.53 on May 25, 2012. The stock is trading at 98.1% of its 50-day moving average and 95.1% of its 200-day moving average.

  • Amrica Mvil S.A.B de C.V (AMX) was trading down on above-average volume with 7.3 million shares moving, or 1.9 its average daily volume. Closing at $25.32, shares slipped 1.6%. Share price improved over the last three months, now up $1.48 (6.2%) from $23.84 on May 25, 2012. The stock has dropped a step closer to its 200-day moving average, sitting just 1.5% above the mark.

  • Trading at a volume of four million, or 2.3 its average daily volume, Analog Devices (ADI) was down on high volume today. Shares fell 1.6% to $39.70.

  • After trading at a volume of 2.2 million, or 1.6 its average daily volume, (NOC) saw its price drop. Shares dropped 1.7% to $68.34. Over the last three months, the stock has gained $9.84 (16.8%) from a price of $58.50 on May 25, 2012. The stock is trading 3.5% above its 50-day moving average and 9.1% above its 200-day moving average.