Bonds were higher as investors digested an auction of 10-year Treasury notes.
European stocks trade lower on Wednesday amid concerns over the health of the global economy.
U.S. stock index futures indicated a lower open Friday as overseas bond yields hit fresh record lows.
Asian markets closed mixed on Wednesday, but the energy sector got a boost after oil settled above $50 for the first time in nearly 11 months.
The dollar hit a five-week trough on Wednesday, hurt by waning expectations that the Federal Reserve will raise interest rates anytime soon.
Gold rose more than one percent to a near three-week high on Wednesday, bolstered by a weaker dollar.
U.S. oil rose for a third straight day, closing at new 2016 highs on supply outages.
Stock index futures pointed to a higher open Tuesday, tracking gains in Europe and Asia where upbeat comments by U.S. Federal Reserve Chair Janet Yellen on the U.S. economy gave markets a lift.
U.S. stock index futures indicated a lower open Thursday, amid a pullback in oil prices from recent highs and further declines in benchmark yields.
U.S. stocks closed mixed Tuesday, with health care leading decliners and energy leading as oil settled above $50 a barrel for the first time since July.
Treasurys were higher as expectations of a June rate hike faded further and as investors digested a Treasury Department sale.
Europe closed sharply higher on Tuesday as a rise in oil prices, and the latest comments from Janet Yellen, boosted investor sentiment.
U.S. stock index futures pointed to a higher open on Wednesday as U.S. crude futures reach new eight-month highs.
Asia markets ended up on Tuesday, taking a generally positive view of comments from Yellen and from central bank calls in Australia and India.
The Australian dollar strengthened on Tuesday after the Reserve Bank of Australia kept interest rates on hold.
Gold eased on Tuesday as investors turned cautious after the metal failed to sustain a recent rally.
U.S. oil prices rose as expectations of U.S. crude draws underpinned a market already worried about potential supply shortages.
Gold hit a 2-week high and then retraced some gains on Monday.
WTI rose as Nigeria's oil industry reeled from crippling attacks and traders cited data pointing to fresh draws in U.S. stockpiles.
U.S. stocks closed higher Monday, with energy leading as oil rose, after comments from Fed Chair Janet Yellen remained positive on the economy while omitting a specific reference to the timing of a rate hike.