Assets in money market mutual funds rose 0.3% in the week ended May 29, to $811.18 billion, the Investment Company Institute reported.
Inflows into taxable retail and institutional money funds offset declines in tax-exempt money funds.
Assets in retail money funds dipped $12.8 million in the week, to $566.78 billion. Taxable retail portfolios rose $120.8 million, to $462.25 billion; assets in tax-exempt money funds slid $133.6 million, to stand at $104.53 billion.
On the institutional side, assets rose 1.1% to $244.39 billion. Taxable institutional portfolios reached $218.21 billion, on inflows of $2.83 billion. Tax-exempt portfolios in this category slipped $167.3 million, to $26.18 billion.