Stocks in the news: Wal-Mart, Palm, Ciena

The following post rounds up the companies making headlines today:

Wal-Mart Stores Inc. (WMT), the world's largest retailer, said it plans to hire more than 22,000 people this year as it opens about 150 new or expands stores in the U.S. The positions include plenty of cashiers and stock clerks, but also some store managers, pharmacists and personnel workers.

Retail May sales results:

  • Costco Wholesale Corp. (COST) said its May comparable-store sales fell 7 percent, worse than the 6.4 percent analysts had expected.

  • Macy's Inc (M) reported a 9.1 percent decline in same-store sales compared to the same period last year and slightly beating estimates.