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Feb 29 (Reuters) - U.S. stocks were little changed at the open on Monday as oil prices edged higher after Saudi Arabia advocated cooperation among producers and China cut a key reserve requirement ratio.
The Dow Jones industrial average rose 4.73 points, or 0.03 percent, to 16,644.7, the S&P 500 lost 0.14 points, or 0.01 percent, to 1,947.91 and the Nasdaq Composite index added 0.96 points, or 0.02 percent, to 4,591.43.
Reporting by Tanya Agrawal; Editing by Anil D'Silva