<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION AND CONSOLIDATED STATEMENTS OF
OPERATIONS OF REGISTRANT FOR THE TWO YEARS ENDED 12-31-1996, THE THREE MONTHS
ENDED 3-31-1996 AND THE SIX MONTHS ENDED 6-30-1996 AND THE NINE MONTHS ENDED
9-30-1996 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>

<S>                             <C>                     <C>                     <C>                     <C>
<C>
<PERIOD-TYPE>                   YEAR                   YEAR                   3-MOS                   6-MOS
9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1995             DEC-31-1996             DEC-31-1996
             DEC-31-1996
<PERIOD-START>                             JAN-01-1996             JAN-01-1995             JAN-01-1996             JAN-01-1996
             JAN-01-1996
<PERIOD-END>                               DEC-31-1996             DEC-31-1995             MAR-31-1996             JUN-30-1996
             SEP-30-1996
<CASH>                                       2,310,000               1,715,000               1,246,000               1,796,000
                 792,000
<SECURITIES>                                24,162,000              20,247,000              21,194,000              21,317,000
              21,762,000
<RECEIVABLES>                                4,861,000               2,834,000               3,101,000               2,845,000
               3,427,000
<ALLOWANCES>                                         0                       0                       0                       0
                       0
<INVENTORY>                                          0                       0                       0                       0
                       0
<CURRENT-ASSETS>                                     0                       0                       0                       0
                       0
<PP&E>                                       1,818,000               1,791,000               1,823,000               1,823,000
               1,811,385
<DEPRECIATION>                                 690,000                 413,000                 510,000                 580,000
                 633,762
<TOTAL-ASSETS>                              33,212,000              28,199,000              29,198,000              29,630,000
              29,836,000
<CURRENT-LIABILITIES>                                0                       0                       0                       0
                       0
<BONDS>                                              0                       0                       0                       0
                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
                       0
<PREFERRED>                                          0                       0                       0                       0
                       0
<COMMON>                                     7,835,000               7,815,000               7,815,000               7,815,000
               7,815,000
<OTHER-SE>                                  17,632,000              15,285,000              15,924,000              16,250,000
              16,380,000
<TOTAL-LIABILITY-AND-EQUITY>                33,212,000              28,199,000              29,199,000              29,630,000
              29,836,000
<SALES>                                              0                       0                       0                       0
                       0
<TOTAL-REVENUES>                             5,234,000               4,596,000               1,711,000               2,967,000
               3,945,000
<CGS>                                                0                       0                       0                       0
                       0
<TOTAL-COSTS>                                2,763,000                       0                       0                       0
                       0
<OTHER-EXPENSES>                                     0                       0                       0                       0
                       0
<LOSS-PROVISION>                                50,000                       0                       0                       0
                       0
<INTEREST-EXPENSE>                                   0                       0                       0                       0
                       0
<INCOME-PRETAX>                              2,471,000               1,777,000                 997,000               1,582,000
               1,954,000
<INCOME-TAX>                                   840,000                 420,000                 340,000                 506,000
                 645,000
<INCOME-CONTINUING>                          1,571,000               1,302,000                 639,000               1,033,000
               1,247,000
<DISCONTINUED>                                       0                       0                       0                       0
                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
                       0
<CHANGES>                                            0                       0                       0                       0
                       0
<NET-INCOME>                                 1,571,000               1,308,000                 639,000               1,033,000
               1,247,000
<EPS-PRIMARY>                                      .20                     .17                     .08                     .13
                     .16
<EPS-DILUTED>                                      .20                     .17                     .08                     .13
                     .16


</TABLE>