Investors put $600 million into equity mutual funds during the two business days ended April 9, estimates

TrimTabs.com

, a firm that tracks fund inflows and outflows.

For the most recent period, U.S. equity funds saw outflows of $540 million. International funds, however, had inflows of more than $1.1 billion, estimates TrimTabs.

For the two days ended April 9, the

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Nasdaq Composite Index

fell 2.2%, the

S&P 500

dropped 1.2% and the

Dow

slumped 0.7%.