<TABLE> <S> <C>

<PAGE>
<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM UNAUDITED
FINANCIAL STATEMENTS CONTAINED IN THE COMPANY'S QUARTERLY REPORT IN FORM 10-Q
FOR THE QUARTER ENDED JUNE 30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                         228,518
<INT-BEARING-DEPOSITS>                          11,251
<FED-FUNDS-SOLD>                                 1,025
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                  1,994,966
<INVESTMENTS-CARRYING>                          71,393
<INVESTMENTS-MARKET>                            71,393
<LOANS>                                      3,394,226
<ALLOWANCE>                                     46,913
<TOTAL-ASSETS>                               6,021,487
<DEPOSITS>                                   4,689,562
<SHORT-TERM>                                   435,257
<LIABILITIES-OTHER>                            300,016
<LONG-TERM>                                     94,002
<PREFERRED-MANDATORY>                          120,000
<PREFERRED>                                          0
<COMMON>                                           477
<OTHER-SE>                                     382,173
<TOTAL-LIABILITIES-AND-EQUITY>               6,021,487
<INTEREST-LOAN>                                 78,479
<INTEREST-INVEST>                               32,835
<INTEREST-OTHER>                                    59
<INTEREST-TOTAL>                               111,373
<INTEREST-DEPOSIT>                              36,076
<INTEREST-EXPENSE>                              44,527
<INTEREST-INCOME-NET>                           66,846
<LOAN-LOSSES>                                    6,238
<SECURITIES-GAINS>                               1,254
<EXPENSE-OTHER>                                 51,107
<INCOME-PRETAX>                                 27,485
<INCOME-PRE-EXTRAORDINARY>                      18,453
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    18,453
<EPS-BASIC>                                        .39
<EPS-DILUTED>                                      .39
<YIELD-ACTUAL>                                       0
<LOANS-NON>                                     27,664
<LOANS-PAST>                                     1,378
<LOANS-TROUBLED>                                   126
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                                50,173
<CHARGE-OFFS>                                   17,112
<RECOVERIES>                                     2,883
<ALLOWANCE-CLOSE>                               46,913
<ALLOWANCE-DOMESTIC>                                 0
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                              0


</TABLE>