The Investment Company Institute's latest weekly "Money Market Fund Assets" report shows money fund assets jumping by $45.5 billion to $7.567 trillion after decreasing by $15.7 billion to $7.522 trillion last week (and reaching a record high of $7.536 trillion the week prior). Assets have risen in 8 of the last 10 weeks, and 16 of the past 19 weeks. MMF assets are up by $892 billion, or 13.4%, over the past 52 weeks (through 11/25/25), with Institutional MMFs up $530 billion, or 13.2% and Retail MMFs up $362 billion, or 13.6%. Year-to-date, MMF assets are up by $717 billion, or 10.5%, with Institutional MMFs up $418 billion, or 10.1% and Retail MMFs up $299 billion, or 10.9%. ICI's weekly release says, "Total money market fund assets increased by $45.51 billion to $7.57 trillion for the six-day period ended Tuesday, November 25.... Among taxable money market funds, government funds increased by $41.22 billion and prime funds increased by $3.66 billion. Tax-exempt money market funds increased by $641 million." ICI's stats show Institutional MMFs increasing $43.7 billion and Retail MMFs increasing $1.8 billion in the latest week. Total Government MMF assets, including Treasury funds, were $6.208 trillion (82.0% of all money funds), while Total Prime MMFs were $1.215 trillion (16.1%). Tax Exempt MMFs totaled $144.5 billion (1.9%). It explains, "Assets of retail money market funds increased by $1.83 billion to $3.03 trillion. Among retail funds, government money market fund assets increased by $1.37 billion to $1.91 trillion, prime money market fund assets decreased by $230 million to $991.71 billion, and tax-exempt fund assets increased by $689 million to $132.49 billion." Retail assets account for 40.1% of the total, and Government Retail assets make up 63.0% of all Retail MMFs. They add, "Assets of institutional money market funds increased by $43.69 billion to $4.53 trillion. Among institutional funds, government money market fund assets increased by $39.85 billion to $4.30 trillion, prime money market fund assets increased by $3.89 billion to $223.31 billion, and tax-exempt fund assets decreased by $48 million to $12.05 billion." Institutional assets accounted for 59.9% of all MMF assets, with Government Institutional assets making up 94.8% of all institutional MMF totals. According to Crane Data's separate Money Fund Intelligence Daily series, money fund assets have increased by $108.6 billion to a record $7.958 trillion month-to-date in November (as of 11/25). 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.