Volume Spike Investor

Thoratec Corp. (NASDAQ: THOR) is trading up sharply after the company beat earnings targets and even raised its guidance.  Strong heart failure pumps were cited as the reason.  What is interesting more than anything here is that it was just this last Monday when the stock was mutilated over a product recall.  Product recalls for [...]

Thoratec Corp. (NASDAQ: THOR) has fallen from grace on a product recall, the last thing a company which makes its living off of medical devices to treat heart failure wants to be under.  Shares are paying a price for the action too. This stock is down almost 17% at $20.90 (10:30 AM EST) and the [...]

These are your stocks that are gapping up 10% or more in late pre-market trading: STOCK (TICKER)                              CLOSE    9:15AM    %GAIN    VOL. Thoratec Corporation (THOR)        $18.76     $22.90     22.07%     13,225 thinkorswim Group Inc. (SWIM)       $8.03     $9.71       20.92%     16,800 Astronics Corporation (ATRO)      $14.60     [...]