Among the stock activity stories for Tuesday, March 19, from AP Business News:
— Skullcandy Inc.'s shares jumped after the headphone maker announced that it has appointed a new chief executive.
— Advanced Energy Industries Inc. shares fell as an analyst cut the solar energy company's rating due to likely pressure on sales and margins.
— Shares of Star Scientific Inc. fell after the company, which makes dietary supplements, cosmetics, and experimental pharmaceuticals, said it is being investigated by the federal government.
- Investment & Company Information