[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]                        8,536,769
[INVESTMENTS-AT-VALUE]                       8,422,019
[RECEIVABLES]                                   64,296
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                               391
[TOTAL-ASSETS]                               8,486,706
[PAYABLE-FOR-SECURITIES]                             0
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                       23,850
[TOTAL-LIABILITIES]                             23,850
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     8,586,181
[SHARES-COMMON-STOCK]                          894,792
[SHARES-COMMON-PRIOR]                                0
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                         (8,575)
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                      (114,750)
[NET-ASSETS]                                 8,462,856
[DIVIDEND-INCOME]                               37,388
[INTEREST-INCOME]                               29,234
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  26,734
[NET-INVESTMENT-INCOME]                         39,888
[REALIZED-GAINS-CURRENT]                        (8,575)
[APPREC-INCREASE-CURRENT]                     (114,750)
[NET-CHANGE-FROM-OPS]                          (83,437)
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                       39,888
[DISTRIBUTIONS-OF-GAINS]                             1
[DISTRIBUTIONS-OTHER]                            1,153
[NUMBER-OF-SHARES-SOLD]                        892,819     
[NUMBER-OF-SHARES-REDEEMED]                      2,365
[SHARES-REINVESTED]                              4,338
[NET-CHANGE-IN-ASSETS]                       8,462,856
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           20,050
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 44,434
[AVERAGE-NET-ASSETS]                         5,994,981
[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>