Today, these stocks are down on high volume:

  • Chesapeake Energy (CHK) is seeing its price fall on above-normal volume today, as 30.3 million shares have moved, or 1.6 times its average daily volume. A decrease of 5% has brought the stock price to $17.36. The stock has been on the rise in the last two months, up $2.44 (16.4%) from a price of $14.92 on May 22, 2012. The stock has moved down across its 50-day moving average of $18.15 today.

  • Intuitive Surgical (ISRG) is trading down on above-average volume today, seeing a price drop on a volume of 905,217, or three times its average daily volume. The stock price has sunk 8.2% to $499.46. Over the last three months, the stock has lost $60.65 (-10.8%) from a price of $560.11 on April 24, 2012. The stock has moved down across its 200-day moving average of $522.21 today.

  • Trading at a volume of 4.1 million, or 2.9 times its average daily volume, Whole Foods Market (WFM) is down on high volume today. At $84.72, shares are down 6.4%. The share price has been slipping in the last month, down $11.42 (-11.9%) from $96.14 on June 20, 2012. The stock has moved down across its 200-day moving average of $84.74 today.

  • Monster Beverage (MNST) is trading down on a volume of 3.3 million, or 2.1 times its normal daily volume. Shares are down 5.7% to $63.94.

  • Panera Bread (PNRA) is seeing its price fall on above-normal volume today, as 1.3 million shares have moved, or 2.6 times its average daily volume. Shares are down 5.3% to $142.69. The stock has been losing steam over the last month, sinking $9.64 (-6.3%) from a price of $152.33 on June 20, 2012. The stock has moved down across its 200-day moving average of $149.25 today.

  • Advanced Micro (AMD) is trading down on above-average volume today, seeing a price drop on a volume of 40.2 million, or 1.8 times its average daily volume. The stock price is $4.28, reflecting a 11.9% decrease. The stock is trading at 77.2% of its 50-day moving average and 66.1% of its 200-day moving average.

  • Splunk (SPLK) is trading down on a volume of 4.1 million, or 7.2 times its standard daily volume. The stock price has sunk 2.3% to $28.52.

  • Today, First Horizon National (FHN) is down on high volume, trading at a volume of 13.9 million, or 2.6 times its average daily volume. The stock is down 4.3% to $8.18. The stock is down over the last three months, having fallen 89 cents (-9.8%) from $9.07 on April 24, 2012. The stock has moved down across its 50-day moving average of $8.38 today.

  • Trading at a volume of 7.1 million, or two times its average daily volume, Telefonica (TEF) is down on high volume today. The stock price has decreased 8.3% to $11.26. The stock has fallen over the last three months, dropping $3.31 (-22.7%) from $14.57 on April 24, 2012. The stock has moved down across its 50-day moving average of $12.27 today.