<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000746703
<NAME> PAINEWEBBER MANAGED INVESTMENT TRUST
<SERIES>
<NUMBER> 2
<NAME> INVESTMENT GRADE INCOME FUND - Y
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
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<PERIOD-START> DEC-01-1999
<PERIOD-END> MAY-31-2000
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<SHARES-COMMON-PRIOR> 464
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<NET-INVESTMENT-INCOME> 125
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<SHARES-REINVESTED> 13
<NET-CHANGE-IN-ASSETS> (1436)
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<EXPENSE-RATIO> 0.71
</TABLE>
