May 21- Herbalife Ltd said on Tuesday it has engaged PricewaterhouseCoopers LLP as its auditor, replacing KPMG in the wake of alleged insider trading. Last month, KPMG resigned as auditor for Herbalife and Skechers USA Inc and parted ways with Scott London, a senior auditor. Herbalife shares were up $1.91, or 3.9 percent, at $51.12 on the New York Stock Exchange.
NEW YORK-- Shares of some top big-box retail companies are up at 10 a.m.:. Costco Wholesale Corp. rose$. 60 or. 5 percent, to $112.62. Wal-Mart Stores Inc. rose$. 14 or. 2 percent, to $77.54.
NEW YORK-- Shares of some top chemicals companies are up at 10 a.m.:. Dow Chemical Co. rose$. 21 or. 6 percent, to $35.82. DuPont Co. rose$. 31 or. 5 percent, to $56.24.
NEW YORK-- Shares of some top construction companies are down at 10 a.m.:. Foster Wheeler fell$. 11 or. 4 percent, to $23.43. Quanta Services Inc. fell$. 13 or. 4 percent, to $30.16.
NEW YORK-- Shares of some top drug benefits companies are up at 10 a.m.:. CVSCaremark rose$. 28 or. 5 percent, to $59.26. Express Scripts Holding Co. rose$. 08 or. 1 percent, to $61.41.
The company said it now expects to post a 2013 profit of $1.45 to $1.65 per share, down from its previous projection of $1.80 to $2.10 per share. Before the opening bell, shares of Carnival Corp. fell $2.80 to $35.52.
NEW YORK-- Shares of some top chemicals companies were mixed at the close of trading:. Dow Chemical Co. fell$. 21 or. 6 percent, to $35.61. DuPont Co. rose$. 04 or. 1 percent, to $55.93.
NEW YORK-- Shares of some top drug benefits companies were down at the close of trading:. CVSCaremark fell$. 46 or. 8 percent, to $58.98. Express Scripts Holding Co. fell$. 54 or. 9 percent, to $61.33.
NEW YORK-- Shares of OSI Systems Inc. tumbled Monday after the company said the government had begun proceedings related to its full-body scanners used in airports that had raised privacy concerns. THE SPARK: The Department of Homeland Security issued a "notice of proposed debarment" to OSI Systems, the company said, although OSI has not yet received the notice.
Among the stock activity stories for Monday, May 20, from AP Business News:. _ Shares of WPX Energy Inc. soared to an all-time high as a hedge fund disclosed a minority stake in the oil and gas company.
NEW YORK-- James River Coal Co. shares extended their rally Monday on news that the company reached deals to exchange about $243.4 million of existing debt for $123.3 million in new debt, pushing back the maturity of some of it by three years.
NEW YORK-- A look at New York Stock Exchange 10 most-active stocks at 1 p.m.:. Advanced Micro Devices Inc. rose 2.3 percent to $4.17 with 18,890,700 shares traded. Bank of America Corp. rose. 9 percent to $13.56 with 53,010,700 shares traded.
Cisco Systems Inc. fell 2.0 percent to $23.76 with 29,194,000 shares traded. Facebook Inc. fell 1.7 percent to $25.80 with 26,942,000 shares traded. Intel Corp. rose. 2 percent to $24.08 with 16,610,500 shares traded.
NEW YORK-- Shares of some top chemicals companies are mixed at 1 p.m.:. Dow Chemical Co. fell$. 08 or. 2 percent, to $35.74. DuPont Co. rose$. 34 or. 6 percent, to $56.23.
NEW YORK-- Shares of some top construction companies are up at 1 p.m.:. Foster Wheeler rose $2.23 or 10.3 percent, to $23.83. Quanta Services Inc. rose$. 20 or. 7 percent, to $30.40.
NEW YORK-- Shares of some top big-box retail companies are down at 1 p.m.:. Costco Wholesale Corp. fell$. 49 or. 4 percent, to $112.56. Wal-Mart Stores Inc. fell$. 18 or. 2 percent, to $77.69.
NEW YORK-- Shares of some top drug benefits companies are down at 1 p.m.:. CVSCaremark fell$. 46 or. 8 percent, to $58.98. Express Scripts Holding Co. fell$. 57 or. 9 percent, to $61.30.
WASHINGTON-- Shares of Peregrine Pharmaceuticals Inc. surged Monday after the company said it would move ahead with a late-stage trial of its lead product, the experimental lung cancer treatment bavituximab.
NEW YORK-- Shares of some top chemicals companies are mixed at 10 a.m.:. Dow Chemical Co. fell$. 18 or. 5 percent, to $35.64. DuPont Co. rose$. 01 or percent, to $55.90.