<TABLE> <S> <C>
<PAGE>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS INCLUDED IN THE COMPANY'S SEMI-ANNUAL REPORT AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER> 1
<NAME> WEITZ PARTNERS VALUE FUND
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-2001
<PERIOD-START> APR-01-2000
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 1,403,545,775
<INVESTMENTS-AT-VALUE> 1,582,190,158
<RECEIVABLES> 18,247,535
<ASSETS-OTHER> 10,495
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,600,448,188
<PAYABLE-FOR-SECURITIES> 8,835,462
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,515,644
<TOTAL-LIABILITIES> 10,351,106
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,362,914,643
<SHARES-COMMON-STOCK> 78,581,199
<SHARES-COMMON-PRIOR> 66,211,926
<ACCUMULATED-NII-CURRENT> 11,923,293
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 36,614,763
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 178,644,383
<NET-ASSETS> 1,590,097,082
<DIVIDEND-INCOME> 12,350,294
<INTEREST-INCOME> 7,526,505
<OTHER-INCOME> 0
<EXPENSES-NET> (7,943,302)
<NET-INVESTMENT-INCOME> 11,933,497
<REALIZED-GAINS-CURRENT> 36,755,601
<APPREC-INCREASE-CURRENT> 112,860,788
<NET-CHANGE-FROM-OPS> 161,549,886
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (5,107,031)
<DISTRIBUTIONS-OF-GAINS> (46,386,518)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 17,246,482
<NUMBER-OF-SHARES-REDEEMED> (7,394,253)
<SHARES-REINVESTED> 2,517,044
<NET-CHANGE-IN-ASSETS> 348,468,599
<ACCUMULATED-NII-PRIOR> 5,096,828
<ACCUMULATED-GAINS-PRIOR> 46,245,679
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 6,959,807
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 7,943,302
<AVERAGE-NET-ASSETS> 1,385,499,267
<PER-SHARE-NAV-BEGIN> 18.75
<PER-SHARE-NII> 0.35
<PER-SHARE-GAIN-APPREC> 2.79
<PER-SHARE-DIVIDEND> (0.27)
<PER-SHARE-DISTRIBUTIONS> (1.38)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 20.24
<EXPENSE-RATIO> 1.14
</TABLE>
