Yields hit their lowest levels in over a month on weaker-than-expected US data and continued low yields in Europe.
European shares closed mixed on Wednesday, with the German DAX clocking up its tenth straight session of gains.
U.S. stock futures were trading mostly lower on Friday, after global markets were hit by OPEC's announcement that it would not cut its output.
Recent strong US data has fueled talk that the Federal Reserve could soon raise interest rates, depressing gold.
Brent crude oil traded near a barrel after Saudi Arabia signaled it was unlikely to push for big change in oil output.
Disappointing U.S. data raised concern that the world's biggest economy is losing momentum in the final months of 2014.
Asian equities rose on Wednesday following better-than-expected U.S. growth data but Japan underperformed on the back of a stronger currency.
Stocks rose Tuesday after data had the U.S. economy growing more than forecast in the third quarter.
Wall Street looked set for a lower open as futures digested higher jobless claims and other economic data.
European shares closed flat on Tuesday as investors digested revised third quarter GDP data from the U.S.
Gold was stuck under $1,200 an ounce as the dollar was boosted by U.S. economic data.
Oil prices tumbled on Tuesday ahead of a meeting of oil cartel OPEC where a cut in production will likely be discussed.
The yen rose on Tuesday after Bank of Japan minutes showed the hurdle to further quantitative easing was high.
Chinese stocks hit another three-year high on Tuesday as investors celebrated the central bank's rate cut while the rest of Asian indices were mixed.
Stocks rose on Monday as investors drew cheer from central-bank action to boost the global economy and M&A.
Prices rose after the Treasury's auction of two-year notes saw strong demand, but low volume and a lack of market-moving economic data capped gains.
European shares closed mixed, as sentiment was boosted by speculation of more credit easing in the euro zone and positive data from Germany.
Gold edged down, as the dollar strengthened, but prices were still within reach of a three-week high after a surprise rate cut in China.
Crude prices pared Monday's early losses as traders and investors speculated OPEC producers might cut output more than expected.
U.S. stock index futures were higher on Tuesday ahead of the second reading of third quarter GDP.
Get the best of CNBC in your inbox
Japan data painted a divergent picture, with industrial production and inflation beating forecasts, but consumers kept their wallets shut.
China is pulling out all the usual easing props to boost its slowing economy, but they don't seem to be working as well as they used to.
Why is Fed Chair Janet Yellen skipping the Fed's annual symposium in Jackson Hole? Ron Insana weighs in.