MARKET PULSE-Aastrom, AMD, Cbeyond, Halliburton, MoneyGram, Sarepta
April 21 (Reuters) - U.S. stocks were flat on Monday ahead of key earnings releases as investors found few reasons to push indexes sharply higher following a strong rally last week. The Dow Jones industrial average was up 0.07 percent at 16,420.13, the S&P 500 was up 0.08 percent at 1,866.29 and the Nasdaq Composite was up 0.09 percent at 4,099.101.
** HALLIBURTON CO, $62.82, +3.15 pct
The world's No. 2 oilfield services company, reported better-than-expected quarterly results, helped by robust drilling activity in Russia, Saudi Arabia and Angola.
** HASBRO INC, $55.26, +1.19 pct
The toymaker reported a quarterly profit, compared with a year-ago loss, helped by strong demand for its toys for girls. Sales of girls' toys such as My Little Pony and Nerf Rebelle increased 21 percent to $138.7 million in the first quarter ended March 30.