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

  • Priceline.com (PCLN) opened at $575.10, gapping down from its previous close of $679.80. Shares are down 14.6%, trading at a volume of two million. Over the last three months, the stock has lost $94.88 (-14%) from a price of $675.39 on May 11, 2012. The stock has moved down across its 50-day moving average of $658.77 today.

  • Antares Pharma (ATRS) opened at $4.11 after closing the previous trading session at $4.66, gapping down. The stock price is down 7.3% with a volume of 1.4 million.

  • With an opening price of $8.06, GSI Group (GSIG) gapped down from its previous close of $10.36. Shares are trading at a volume of 164,574 at a price decrease of 13.4%.

  • After closing the previous trading session at $1.81, Sonus Networks (SONS) gapped down with an opening price of $1.59. Shares are down 4.7%, trading at a volume of 656,914. The stock has fallen over the last three months, dropping 85 cents (-32.9%) from $2.57 on May 11, 2012. The stock is trading at 92.5% of its 50-day moving average and 72.3% of its 200-day moving average.