The S&P 500 Index edged higher for a third day, rising 0.1%.
Moves in the dollar and US Treasury yields were also muted after Donald Trump gave a speech to the United Nations and as the Federal Reserve began a two-day meeting.
Market attention will turn to the Fed decision today, with a focus on details on unwinding part of the central bank’s $4.5 trillion balance sheet
European stocks held little changed as energy companies rallied to a three-month high rising 0.6%. The telecoms sector was the top industry group performer yesterday gaining 0.9%.
In the UK the FTSE 100 gained 0.3% yesterday despite the pound swinging between gains and losses following speculation that Boris Johnson could resign if disagreement with PM Theresa May on Brexit strategy continues.
In Asia overnight Chinese and Japanese equities gained modestly as investors away the US Fed decision today.