The dollar fell against a basket of major currencies after soft U.S. consumer confidence data drove bond yields lower.
European stocks closed lower on Wednesday, with concerns over China's economy and a fall in Credit Suisse shares driving declines.
U.S. crude rallied after data showed the fourth consecutive weekly drop in inventories at the Cushing, Oklahoma delivery hub.
Bullion rose to its highest in four months on Wednesday as weak U.S. economic data burnished its safe-haven appeal.
Fears over a Russian intervention in Ukraine and a Chinese slowdown sent traders to the Swiss franc and Japanese yen.
An dip on Wall Street overnight drove most Asian equities lower on early Wednesday.
Stocks rose Tuesday as earnings from Home Depot deflected a dip in consumer confidence.
U.S. bonds remained higher on Tuesday after the Treasury Department auctioned $32 billion in two-year notes at a high yield of 0.340 percent.
European stocks closed mixed on Tuesday, with the basic resource sector pressured down due to concerns about China.
U.S. stock index futures pointed to a narrowly higher open on Monday, ahead of a quiet day for both earnings and economic data.
Gold ended near its highest in four months after disappointing US consumer confidence data augmented concerns over the pace of US economic recovery.
Stocks rose on Monday, lifting the S&P 500 to a record, as investors continued to view lackluster data as due to the weather.
U.S. stock index futures signaled a lower start to Wall Street trade on Tuesday.
Bonds were little changed, with trading in the safe-haven asset class unaffected by political upheaval in Ukraine.
European stocks closed higher on Monday, boosted by a strong demand for Spanish shares after the country was upgraded by Moody's Investors Service.
U.S. oil rose on Monday, supported by upbeat economic data that fueled hopes for demand growth. Meanwhile, natural gas prices sunk in choppy trade.
Gold rebounded from intra day lows on Monday, adding to last week's gains, as speculators ditched equities on economic worries.
The dollar lost its safe haven bounce as risk appetite improved amid expectations that Ukraine would receive international aid.
U.S. stocks fluctuated on Friday, with the Nasdaq Composite rising for the week.
Bonds were higher as investors questioned whether weaker-than-expected economic data is due to severe weather or a symptom of a economic slowdown.
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