Assets invested in money market mutual funds grew 0.3%, to $585.53 billion, in the week that ended June 29, the Investment Company Institute reported.
The increase, from $584.02 billion the week before, was concentrated in money market funds for institutional investors. Assets of these funds rose $2.04 billion, to $170.19 billion, and gains were recorded in both taxable and tax-exempt funds.
Money funds for retail investors slipped $533.6 million in the week, to $415.34 billion. Taxable retail funds grew $306.2 million, to $324.29 billion. Taxexempt funds fell $839.8 million, to $91.05 billion.