<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 THREE MONTHS ENDED MARCH 31, 1997, THE SIX
MONTHS ENDED JUNE 30, 1997 AND THE NINE MONTHS ENDED SEPTEMBER 30, 1997 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                         523,000               1,275,000                 694,000
<SECURITIES>                                20,998,000              21,307,000              20,817,000
<RECEIVABLES>                                9,063,000               8,421,000               9,604,000
<ALLOWANCES>                                         0                       0                       0
<INVENTORY>                                          0                       0                       0
<CURRENT-ASSETS>                                     0                       0                       0
<PP&E>                                       1,812,000               1,812,000               1,812,000
<DEPRECIATION>                                 748,000                 813,000                 877,000
<TOTAL-ASSETS>                              32,547,000              32,654,000              32,908,000
<CURRENT-LIABILITIES>                                0                       0                       0
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                     7,835,000               7,835,000               7,835,000
<OTHER-SE>                                  17,943,000              18,015,000              18,128,000
<TOTAL-LIABILITY-AND-EQUITY>                32,547,000              32,654,000              32,908,000
<SALES>                                              0                       0                       0
<TOTAL-REVENUES>                             1,681,000               2,512,000               3,624,000
<CGS>                                                0                       0                       0
<TOTAL-COSTS>                                        0                       0                       0
<OTHER-EXPENSES>                                     0               1,420,000               2,098,000
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                                   0                       0                       0
<INCOME-PRETAX>                                955,000               1,092,000               1,526,000
<INCOME-TAX>                                   390,000                 445,000                 625,000
<INCOME-CONTINUING>                            555,000                 633,000                 877,000
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                   555,000                 633,000                 877,000
<EPS-PRIMARY>                                      .07                     .08                     .11
<EPS-DILUTED>                                      .07                     .08                     .11


</TABLE>