Volume Spike Investor

Shares of TomoTherapy Inc. (NASDAQ: TOMO) are being squashed this morning after its earnings report.  Its results were under plan and the current economic environment is hurting the company’s performance on softness in new orders.  This means that hospitals are still feeling the pinch from donations and elsewhere because this company makes radiation therapy systems [...]

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     [...]