<ARTICLE> BD
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION AND CONSOLIDATED STATEMENTS OF
INCOME INCLUDED IN THE COMPANY'S REPORT ON FORM 10-K FOR THE FISCAL YEAR ENDED
DECEMBER 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                         303,865
<RECEIVABLES>                                  193,458
<SECURITIES-RESALE>                                  0
<SECURITIES-BORROWED>                                0
<INSTRUMENTS-OWNED>                            135,816
<PP&E>                                          17,429
<TOTAL-ASSETS>                                 695,117
<SHORT-TERM>                                         0
<PAYABLES>                                     101,287
<REPOS-SOLD>                                         0
<SECURITIES-LOANED>                                  0
<INSTRUMENTS-SOLD>                             129,849
<LONG-TERM>                                          0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         1,116
<OTHER-SE>                                     462,865
<TOTAL-LIABILITY-AND-EQUITY>                   695,117
<TRADING-REVENUE>                              771,438
<INTEREST-DIVIDENDS>                            12,851
<COMMISSIONS>                                   16,439
<INVESTMENT-BANKING-REVENUES>                        0
<FEE-REVENUE>                                        0
<INTEREST-EXPENSE>                                   0
<COMPENSATION>                                 242,145
<INCOME-PRETAX>                                279,390
<INCOME-PRE-EXTRAORDINARY>                           0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   167,844
<EPS-BASIC>                                       1.52
<EPS-DILUTED>                                     1.46