<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 SEPTEMBER 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>                               SEP-30-1999
<CASH>                                         201,101
<INT-BEARING-DEPOSITS>                           1,186
<FED-FUNDS-SOLD>                                     0
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                  1,931,223
<INVESTMENTS-CARRYING>                          72,290
<INVESTMENTS-MARKET>                            72,290
<LOANS>                                      3,488,413
<ALLOWANCE>                                     48,411
<TOTAL-ASSETS>                               6,013,270
<DEPOSITS>                                   4,750,870
<SHORT-TERM>                                   438,733
<LIABILITIES-OTHER>                            214,509
<LONG-TERM>                                     93,434
<PREFERRED-MANDATORY>                          120,000
<PREFERRED>                                          0
<COMMON>                                           477
<OTHER-SE>                                     395,247
<TOTAL-LIABILITIES-AND-EQUITY>               6,013,270
<INTEREST-LOAN>                                 79,904
<INTEREST-INVEST>                               32,178
<INTEREST-OTHER>                                    29
<INTEREST-TOTAL>                               112,111
<INTEREST-DEPOSIT>                              35,917
<INTEREST-EXPENSE>                              45,394
<INTEREST-INCOME-NET>                           66,717
<LOAN-LOSSES>                                    4,193
<SECURITIES-GAINS>                                 229
<EXPENSE-OTHER>                                 50,763
<INCOME-PRETAX>                                 29,203
<INCOME-PRE-EXTRAORDINARY>                      19,264
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    19,264
<EPS-BASIC>                                        .41
<EPS-DILUTED>                                      .41
<YIELD-ACTUAL>                                       0
<LOANS-NON>                                     26,080
<LOANS-PAST>                                     2,163
<LOANS-TROUBLED>                                   391
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                                50,173
<CHARGE-OFFS>                                   20,616
<RECOVERIES>                                     3,692
<ALLOWANCE-CLOSE>                               48,411
<ALLOWANCE-DOMESTIC>                                 0
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                              0


</TABLE>