<ARTICLE> 6
<CIK> 1027596
<NAME> ADVISORS SERIES TRUST

   <NUMBER> 19
   <NAME> NATIONAL ASSET MANAGEMENT CORE EQUITY FUND
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          APR-30-2001
<PERIOD-START>                             JUN-02-2000
<PERIOD-END>                               OCT-31-2000
<EXCHANGE-RATE>                                      1
<INVESTMENTS-AT-COST>                       12,439,902
<INVESTMENTS-AT-VALUE>                      13,063,699
<RECEIVABLES>                                   59,642
<ASSETS-OTHER>                                   6,606
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              13,129,947
<PAYABLE-FOR-SECURITIES>                        46,748
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       18,493
<TOTAL-LIABILITIES>                             65,241
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    12,322,031
<SHARES-COMMON-STOCK>                        1,112,489
<SHARES-COMMON-PRIOR>                          928,917
<ACCUMULATED-NII-CURRENT>                        1,331
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        117,547
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                       623,797
<NET-ASSETS>                                13,064,706
<DIVIDEND-INCOME>                               52,565
<INTEREST-INCOME>                                3,760
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                  54,994
<NET-INVESTMENT-INCOME>                          1,331
<REALIZED-GAINS-CURRENT>                       111,559
<APPREC-INCREASE-CURRENT>                      232,538
<NET-CHANGE-FROM-OPS>                          345,428
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        215,511
<NUMBER-OF-SHARES-REDEEMED>                     31,939
<SHARES-REINVESTED>                                  0
<NET-CHANGE-IN-ASSETS>                       2,461,016
<ACCUMULATED-NII-PRIOR>                          2,555
<ACCUMULATED-GAINS-PRIOR>                        3,214
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           28,944
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                 83,385
<AVERAGE-NET-ASSETS>                        11,496,615
<PER-SHARE-NAV-BEGIN>                            11.42
<PER-SHARE-NII>                                      0
<PER-SHARE-GAIN-APPREC>                           0.32
<PER-SHARE-DIVIDEND>                                 0
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              11.74
<EXPENSE-RATIO>                                   0.95