The euro kicked off the week weaker as a rejuvenated greenback and persisting Greek debt woes kept the currency under pressure.
Japan exports rose 8.0 percent in April, beating expectations for a 6.4 percent rise and underscoring a gradual recovery in external demand.
Shares in Quest Diagnostics spiked 19 percent Friday after a brief trading halt, which followed a sharp move in the shares earlier in the session.
Lumber Liquidators on Thursday announced that Robert Lynch unexpectedly quit as the company's president and chief executive officer.
The HSBC flash Purchasing Managers' Index came in at 49.1, worse than expected and reinforcing views of more monetary stimulus to come.
Japan's economy staged an encouraging comeback in the first quarter, expanding at its fastest pace in a year.
Chief Executive Officer and Founder, Eton Park
Founder and president, Elliott Management
The Reserve Bank of Australia (RBA) left open the possibility it might cut interest rates further, minutes from its May 5 meeting showed, triggering a slump in the Australian dollar on Tuesday.