[ARTICLE] 6
[CIK] 0000880583
[NAME] THE TRAVELERS SERIES TRUST
[SERIES]
   [NUMBER] 20
   [NAME] NWQ LARGE CAP PORTFOLIO
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               DEC-31-1998
[INVESTMENTS-AT-COST]                            8,537
[INVESTMENTS-AT-VALUE]                           8,422
[RECEIVABLES]                                       65
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                                   8,487
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                           24
[TOTAL-LIABILITIES]                                 24
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                         8,586
[SHARES-COMMON-STOCK]                              895
[SHARES-COMMON-PRIOR]                                0
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                              8
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                           115
[NET-ASSETS]                                     8,463
[DIVIDEND-INCOME]                                   38
[INTEREST-INCOME]                                   29
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                      27
[NET-INVESTMENT-INCOME]                             40
[REALIZED-GAINS-CURRENT]                             9
[APPREC-INCREASE-CURRENT]                          115
[NET-CHANGE-FROM-OPS]                                0
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                           40
[DISTRIBUTIONS-OF-GAINS]                             1
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                            893
[NUMBER-OF-SHARES-REDEEMED]                          2
[SHARES-REINVESTED]                                  4
[NET-CHANGE-IN-ASSETS]                           8,463
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                               20
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                     44
[AVERAGE-NET-ASSETS]                             5,995
[PER-SHARE-NAV-BEGIN]                               10
[PER-SHARE-NII]                                   0.05
[PER-SHARE-GAIN-APPREC]                           0.54
[PER-SHARE-DIVIDEND]                              0.05
[PER-SHARE-DISTRIBUTIONS]                         0.00
[RETURNS-OF-CAPITAL]                              0.00
[PER-SHARE-NAV-END]                               9.46
[EXPENSE-RATIO]                                   0.99
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>