Bank One’s fund family took a heavy hit in September, according to monthly fund flow figures released Friday by Lipper Inc.

Aggregate data from Lipper showed that the four fund families named Sept. 3 by New York Attorney General Eliot Spitzer in his mutual fund trading investigation had about $7.9 billion of net outflows last month. These outflows accounted for 25% of the industry's outflows for the month.

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