(Bloomberg) -- Investors who beat a path out of global equity markets earlier this year are stampeding back in.

More than $41 billion has returned to U.S. exchange-traded funds that own shares in the past four weeks, reversing withdrawals that swelled to as much as $40.2 billion last month, according to data compiled by Bloomberg. Cash has flowed back as the MSCI All-Country World Index rallied 5.8% from the four-month low it reached Feb. 4, when turmoil in emerging markets spurred speculation the global recovery would slow.

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