Stocks to watch Thursday: Heinz, Marvell By: MarketWatch May 25, 2011 at 18:33 PM EDT Among the companies whose shares are expected to see active trade in Thursday’s session are H.J. Heinz Co., Marvell Technology Group Ltd. and Tiffany & Co. Read More >> Related Stocks: Big Lots Computer Sciences GUESS Marvell Technology Inc NetApp Tiffany & Co