Wall Street opens mostly lower

US stock indices opened the last session of the week mixed, with the tech sector leading the decline on Wall Street, amid a lack of  data from the world's largest economy, while investors await crucial US-China trade talks. 

Federal Reserve Bank of Cleveland President Loretta Mester spoke earlier today about monetary policy at the ECB macroprudential policy and research conference, in Frankfurt, where she noted the US economy is almost at full employment, with outlook the best in a long time. 

Mester said rate hikes are some of the tools used to counter potential risks to financial stability, asserting the importance of having fiscal policies that corroborate and enhance monetary ones. 

As of 02:47 GMT, Standard and Poor's 500 rose 0.215, or 5.64 points to 2,714.48, while Dow Jones added 0.02%, or 5.77 points to 24,719.75. 

Tech-heavy NASDAQ fell 0.31%, or 23.14 points to 7,359.34.