(Bloomberg)--Vanguard Group Inc., the third- biggest provider of exchange-traded funds, gained ground on larger competitors this year after gathering ten times as much money into its ETFs than the rest of the U.S. industry combined.

Vanguard attracted $12.6 billion, or more than 90% of the money gathered by all U.S. ETFs in the quarter ended March 28, according to data compiled by Bloomberg. Clients pulled $17 billion from ETFs run by State Street Corp., including $17.7 billion from the SPDR S&P 500 ETF Trust, known as the Spider.

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