[ARTICLE] 6
[CIK] 0000706453
[NAME] MANAGED ASSETS TRUST
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   YEAR
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               DEC-31-1998
[INVESTMENTS-AT-COST]                      203,218,500
[INVESTMENTS-AT-VALUE]                     275,333,684
[RECEIVABLES]                                1,149,918
[ASSETS-OTHER]                                     520
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                             276,484,122
[PAYABLE-FOR-SECURITIES]                        62,457
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      239,991
[TOTAL-LIABILITIES]                            302,448
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                   181,377,818
[SHARES-COMMON-STOCK]                       13,812,401
[SHARES-COMMON-PRIOR]                       12,682,454
[ACCUMULATED-NII-CURRENT]                    5,732,244
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                     17,799,372
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                    71,272,240
[NET-ASSETS]                               276,181,674
[DIVIDEND-INCOME]                            2,450,090
[INTEREST-INCOME]                            4,703,240
[OTHER-INCOME]                                       0
[EXPENSES-NET]                               1,471,438
[NET-INVESTMENT-INCOME]                      5,681,892
[REALIZED-GAINS-CURRENT]                    18,004,909
[APPREC-INCREASE-CURRENT]                   24,712,837
[NET-CHANGE-FROM-OPS]                       48,399,638
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                    6,031,526
[DISTRIBUTIONS-OF-GAINS]                    11,032,250
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                        955,576
[NUMBER-OF-SHARES-REDEEMED]                    747,496
[SHARES-REINVESTED]                            921,867
[NET-CHANGE-IN-ASSETS]                      52,311,394
[ACCUMULATED-NII-PRIOR]                      6,035,045
[ACCUMULATED-GAINS-PRIOR]                   10,907,773
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                        1,232,882
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                              1,471,438
[AVERAGE-NET-ASSETS]                       246,719,777
[PER-SHARE-NAV-BEGIN]                            17.65
[PER-SHARE-NII]                                  00.41
[PER-SHARE-GAIN-APPREC]                          03.27
[PER-SHARE-DIVIDEND]                             00.47
[PER-SHARE-DISTRIBUTIONS]                        00.87
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                              19.99
[EXPENSE-RATIO]                                  00.60
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>