The Investment Company Institute's latest weekly "Money Market Fund Assets" report shows money fund assets surging by $116.4 billion and breaking above the $7.5 trillion level for the first time to a new record high of $7.535 trillion. Assets have risen in 6 of the last 7 weeks, and 14 of the past 16 weeks. MMFs rose $20.6 billion last week, after increasing $30.4 billion two weeks ago. MMF assets are up by $945 billion, or 14.3%, over the past 52 weeks (through 11/5/25), with Institutional MMFs up $587 billion, or 14.9% and Retail MMFs up $358 billion, or 13.5%. Year-to-date, MMF assets are up by $684 billion, or 10.0%, with Institutional MMFs up $401 billion, or 9.7% and Retail MMFs up $283 billion, or 10.4%. ICI's weekly release says, "Total money market fund assets increased by $116.36 billion to $7.53 trillion for the week ended Wednesday, November 5, the Investment Company Institute reported.... Among taxable money market funds, government funds increased by $111.12 billion and prime funds increased by $2.01 billion. Tax-exempt money market funds increased by $3.22 billion" ICI's stats show Institutional MMFs increasing $102.5 billion and Retail MMFs increasing $13.9 billion in the latest week. Total Government MMF assets, including Treasury funds, were $6.178 trillion (82.0% of all money funds), while Total Prime MMFs were $1.214 trillion (16.1%). Tax Exempt MMFs totaled $142.2 billion (1.9%). It explains, "Assets of retail money market funds increased by $13.88 billion to $3.02 trillion. Among retail funds, government money market fund assets increased by $5.76 billion to $1.90 trillion, prime money market fund assets increased by $5.60 billion to $988.89 billion, and tax-exempt fund assets increased by $2.52 billion to $129.55 billion." Retail assets account for 40.1% of the total, and Government Retail assets make up 62.9% of all Retail MMFs. They add, "Assets of institutional money market funds increased by $102.48 billion to $4.52 trillion. Among institutional funds, government money market fund assets increased by $105.36 billion to $4.28 trillion, prime money market fund assets decreased by $3.59 billion to $225.56 billion, and tax-exempt fund assets increased by $707 million to $12.61 billion." Institutional assets accounted for 59.9% of all MMF assets, with Government Institutional assets making up 94.7% of all institutional MMF totals. According to Crane Data's separate Money Fund Intelligence Daily series, money fund assets have increased by $65.0 billion to $7.915 trillion month-to-date in November (as of 11/5). They hit a record high of $7.925 trillion on November 4, but dipped slightly on Wednesday. Assets increased by $142.1 billion in October, $105.2 billion in September and $132.0 billion in August. They rose $63.7 billion in July, $6.7 billion in June and $100.9 billion in May. MMFs fell by $24.4 billion in April, but rose $2.8 trillion in March, $94.2 billion in February and $52.8 billion in January. They jumped $110.9 billion in December, $200.5 billion last November. Note that ICI's asset totals don't include a number of funds tracked by the SEC and Crane Data, so they're almost $400 billion lower than Crane's asset series.
