Assets in U.S. money market mutual funds rose by $21.28 billion in the week ended Nov. 12, for a total of $3.637 trillion, the Investment Company Institute said.

Whereas assets in retail money market funds fell by $3.71 billion to $1.264 trillion, institutional money market fund assets rose by $24.98 billion to $2.373 trillion.

Within retail assets, taxable accounts decreased by $2.30 billion to $965.24 billion, and tax-exempt assets fell by $1.4 billion to $299.26 billion.

In the institutional category, taxable money market fund assets increased by $26.93 billion to $2.186 trillion and tax-exempt fund assets fell by $1.95 billion to $186.63 billion.

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