<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information extracted from the
Mid-Cap Growth Portfolio Semi-Annual Report and is qualified in its
entirety by reference to such document.
</LEGEND>
<CIK> 0000736913
<NAME> NEUBERGER BERMAN ADVISERS MANAGEMENT TRUST
<SERIES>
<NUMBER> 09
<NAME> MID-CAP GROWTH PORTFOLIO
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 496,147
<INVESTMENTS-AT-VALUE> 554,765
<RECEIVABLES> 4,360
<ASSETS-OTHER> 14
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 559,139
<PAYABLE-FOR-SECURITIES> 498
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 32,620
<TOTAL-LIABILITIES> 33,118
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 455,907
<SHARES-COMMON-STOCK> 19,196
<SHARES-COMMON-PRIOR> 6,579
<ACCUMULATED-NII-CURRENT> (575)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 12,071
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 58,618
<NET-ASSETS> 526,021
<DIVIDEND-INCOME> 92
<INTEREST-INCOME> 1,113
<OTHER-INCOME> 0
<EXPENSES-NET> (1,780)
<NET-INVESTMENT-INCOME> (575)
<REALIZED-GAINS-CURRENT> 12,293
<APPREC-INCREASE-CURRENT> 7,648
<NET-CHANGE-FROM-OPS> 19,366
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (115)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 14,409
<NUMBER-OF-SHARES-REDEEMED> (1,796)
<SHARES-REINVESTED> 4
<NET-CHANGE-IN-ASSETS> 366,167
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (107)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 981
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,780
<AVERAGE-NET-ASSETS> 363,701
<PER-SHARE-NAV-BEGIN> 24.30
<PER-SHARE-NII> (.04)
<PER-SHARE-GAIN-APPREC> 3.15
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (.01)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 27.40
<EXPENSE-RATIO> .98<F1>
<FN>
<F1> Annualized
</FN>
</TABLE>
