<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000898031
<NAME> LORD ABBETT SECURITES TRUST
<SERIES>
<NUMBER> 011
<NAME> GROWTH & INCOME SERIES CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-END> APR-30-2000
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<OTHER-ITEMS-LIABILITIES> 743,532
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<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 159,495,243
<SHARES-COMMON-STOCK> 11,412,669
<SHARES-COMMON-PRIOR> 9,397,408
<ACCUMULATED-NII-CURRENT> (86,555)
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<OVERDISTRIBUTION-GAINS> 0
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<DIVIDEND-INCOME> 1,675,168
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<OTHER-INCOME> 0
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<REALIZED-GAINS-CURRENT> 11,874,695
<APPREC-INCREASE-CURRENT> (2,930,470)
<NET-CHANGE-FROM-OPS> 9,082,651
<EQUALIZATION> 0
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<DISTRIBUTIONS-OF-GAINS> (5,343,797)
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<NET-CHANGE-IN-ASSETS> 28,631,226
<ACCUMULATED-NII-PRIOR> (224,981)
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<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (0.56)
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<EXPENSE-RATIO> 0.66
</TABLE>
