[ARTICLE] 6
[CIK] 0000880366
[NAME] SMITH BARNEY INVESTMENT TRUST FUND
[SERIES]
   [NUMBER] 5
   [NAME] SB S&P 500 INDEX
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          NOV-30-1998
[PERIOD-END]                               MAY-31-1998
[INVESTMENTS-AT-COST]                       23,832,039
[INVESTMENTS-AT-VALUE]                      24,195,736
[RECEIVABLES]                                  290,044
[ASSETS-OTHER]                                  37,700
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              24,523,480
[PAYABLE-FOR-SECURITIES]                     2,474,659
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                      235,311
[TOTAL-LIABILITIES]                          2,709,970
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                    21,233,024
[SHARES-COMMON-STOCK]                        1,953,007
[SHARES-COMMON-PRIOR]                                0
[ACCUMULATED-NII-CURRENT]                       61,378
[OVERDISTRIBUTION-NII]                               0
[ACCUMULATED-NET-GAINS]                        155,205
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                       363,903
[NET-ASSETS]                                21,813,510
[DIVIDEND-INCOME]                               66,438
[INTEREST-INCOME]                               22,075
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                  27,135
[NET-INVESTMENT-INCOME]                         61,378
[REALIZED-GAINS-CURRENT]                       155,205
[APPREC-INCREASE-CURRENT]                      363,903
[NET-CHANGE-FROM-OPS]                          580,486
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                            0
[DISTRIBUTIONS-OF-GAINS]                             0
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                      2,557,548
[NUMBER-OF-SHARES-REDEEMED]                    604,541
[SHARES-REINVESTED]                                  0
[NET-CHANGE-IN-ASSETS]                      21,813,510
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                            0
[OVERDISTRIB-NII-PRIOR]                              0
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                           11,498
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                 27,135
[AVERAGE-NET-ASSETS]                        11,261,768
[PER-SHARE-NAV-BEGIN]                            10.00
[PER-SHARE-NII]                                  00.03
[PER-SHARE-GAIN-APPREC]                          01.14
[PER-SHARE-DIVIDEND]                             00.00
[PER-SHARE-DISTRIBUTIONS]                        00.00
[RETURNS-OF-CAPITAL]                             00.00
[PER-SHARE-NAV-END]                              11.17
[EXPENSE-RATIO]                                  00.60
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>