U.S. Domestic 'AAAm' Money Market Fund Trends (Second-Quarter 2026)
S&P Global Ratings' 'AAAm' money market fund (MMF) indicators are metrics of U.S. domestic managed funds that seek to maintain principal value and limit exposure to principal losses due to credit risk, as defined in our principal stability fund ratings (PSFR) criteria. These MMF indicators provide a benchmarking tool of the 'A-1+' credit quality, portfolio composition, maturity distribution, net asset movements, and yields of 'AAAm' principal stability rated funds.
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