<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000880583
<NAME> Disciplined Mid Cap Stock Portfolio
<SERIES>
   <NUMBER>014
   <NAME>The Travelers Series Trust

<S>                             <C>
<PERIOD-TYPE>                  6-MOS
<FISCAL-YEAR-END>                               Dec-31-2000
<PERIOD-END>                                    Jun-30-2000
<INVESTMENTS-AT-COST>                            57,376,001
<INVESTMENTS-AT-VALUE>                           60,220,809
<RECEIVABLES>                                        45,142
<ASSETS-OTHER>                                          393
<OTHER-ITEMS-ASSETS>                                      0
<TOTAL-ASSETS>                                   60,266,344
<PAYABLE-FOR-SECURITIES>                             33,975
<SENIOR-LONG-TERM-DEBT>                                   0
<OTHER-ITEMS-LIABILITIES>                            30,451
<TOTAL-LIABILITIES>                                  64,426
<SENIOR-EQUITY>                                           0
<PAID-IN-CAPITAL-COMMON>                         51,608,849
<SHARES-COMMON-STOCK>                             3,726,668
<SHARES-COMMON-PRIOR>                             2,886,883
<ACCUMULATED-NII-CURRENT>                            98,869
<OVERDISTRIBUTION-NII>                                    0
<ACCUMULATED-NET-GAINS>                           5,684,969
<OVERDISTRIBUTION-GAINS>                                  0
<ACCUM-APPREC-OR-DEPREC>                          2,809,231
<NET-ASSETS>                                     60,201,918
<DIVIDEND-INCOME>                                   246,230
<INTEREST-INCOME>                                    86,373
<OTHER-INCOME>                                            0
<EXPENSES-NET>                                      233,541
<NET-INVESTMENT-INCOME>                              99,062
<REALIZED-GAINS-CURRENT>                          5,902,562
<APPREC-INCREASE-CURRENT>                        (1,724,463)
<NET-CHANGE-FROM-OPS>                             4,277,161
<EQUALIZATION>                                            0
<DISTRIBUTIONS-OF-INCOME>                            86,500
<DISTRIBUTIONS-OF-GAINS>                          2,943,719
<DISTRIBUTIONS-OTHER>                                     0
<NUMBER-OF-SHARES-SOLD>                           1,100,041
<NUMBER-OF-SHARES-REDEEMED>                         446,961
<SHARES-REINVESTED>                                 186,705
<NET-CHANGE-IN-ASSETS>                           15,134,161
<ACCUMULATED-NII-PRIOR>                              86,307
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<OVERDISTRIB-NII-PRIOR>                                   0
<OVERDIST-NET-GAINS-PRIOR>                                0
<GROSS-ADVISORY-FEES>                               196,332
<INTEREST-EXPENSE>                                        0
<GROSS-EXPENSE>                                     233,541
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<PER-SHARE-NAV-BEGIN>                                15.610
<PER-SHARE-NII>                                       0.020
<PER-SHARE-GAIN-APPREC>                               1.410
<PER-SHARE-DIVIDEND>                                  0.030
<PER-SHARE-DISTRIBUTIONS>                             0.860
<RETURNS-OF-CAPITAL>                                  0.000
<PER-SHARE-NAV-END>                                  16.150
<EXPENSE-RATIO>                                        0.91



</TABLE>