Volume Spike Investor

Sirius XM Radio (NASDAQ: SIRI) was one of today’s surprises, even for a penny stock.  In fact, that could even be “particularly for a penny stock” based upon the change compared to recent activity. Sirius shares traded over 98 million shares and shares rose 30% to $0.38.  Its shares are also higher by almost another [...]

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 [...]