What it aims to do.

The Prime Portfolio (the Fund) seeks preservation of capital, daily liquidity and maximum current income.

More on MPMXX.

• MPMXX overview
• MPMXX holdings
• MPMXX risk
• MPMXX costs
• MPMXX money in and out
• MPMXX share classes
• Compare MPMXX with other funds

Returns after fees, from the fund's SEC filings. Past returns are not a promise. Not financial advice.