Oracle, Cisco tumble, but Yahoo rises By: MarketWatch March 21, 2013 at 10:05 AM EDT Shares of Oracle fall a day after disappointing results. Oracle also slides on a downgrade, but Yahoo is up on an upbeat Oppenheimer review. Read More >> Related Stocks: Cisco Systems Hewlett-Packard Juniper Networks PHLX Semiconductor Sector Index Standard & Poors 500 Yahoo