Rackspace Hosting, Scotts Miracle-Gro Among Stocks Gapping Down Tuesday

Today, these stocks gapped down with open prices significantly lower than the close on the previous trading day:

• Rackspace Hosting (NYSE:RAX) opened at $50.36, gapping down from its previous close of $57.80. While trading at a volume of 4.5 million, the stock price has fallen 13.5%. The stock has been falling recently, and shares are down $8.52 (-14.6%) from a price of $58.55 on May 1, 2012. The stock has dropped a step closer to its 200-day moving average, sitting just 2.4% above the mark.

• After closing the previous trading session at $55, Scotts Miracle-Gro (NYSE:SMG) gapped down with an opening price of $48. The stock price is down 14.5% with a volume of 625,137. The stock has been losing steam over the last month, dropping $5.44 (-10.4%) from a price of $52.44 on April 9, 2012. The stock has moved down across its 50-day moving average of $52.55 today.

• Mindray Medical International (NYSE:MR) gapped down today, opening at $28.28 after closing the previous trading session at $31.79. Shares have dropped 1.4%, trading at a volume of 585,770. Over the last month, the share price has dropped $1.80 (-5.4%) from $33.15 on April 9, 2012. The stock is trading 6.2% above its 200-day moving average.

• Callon Petroleum Company (NYSE:CPE) opened at $4.86 after closing the previous trading session at $5.83, gapping down. Shares are down 14.1%, trading at a volume of 385,319. The stock has been on a downward trajectory over the last two months, slipping $1.86 (-27.1%) from a price of $6.87 on March 9, 2012. The stock has moved down across its 200-day moving average of $5.82 today.