<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM AUDITED
FINANCIAL STATEMENTS OF COMMERCEBID.COM, INC. AND UNAUDITED PRO FORMA CONDENSED
COMBINING FINANCIAL INFORMATION OF COMMERCE ONE, INC.
</LEGEND>
<MULTIPLIER> 1,000

                                                  
<PERIOD-TYPE>                   OTHER                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999             DEC-31-1999
<PERIOD-START>                             MAR-01-1999             JAN-01-1999
<PERIOD-END>                               OCT-31-1999             SEP-30-1999
<CASH>                                           1,241                 112,902
<SECURITIES>                                         0                       0
<RECEIVABLES>                                        0                  12,777
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                                 1,252                 128,369
<PP&E>                                             214                   5,898
<DEPRECIATION>                                      (7)                       0
<TOTAL-ASSETS>                                   1,547                 369,585
<CURRENT-LIABILITIES>                              184                  31,574
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                      1,990                       0
<COMMON>                                           915                 419,801
<OTHER-SE>                                        (637)                (82,253)
<TOTAL-LIABILITY-AND-EQUITY>                     1,547                 369,585
<SALES>                                              0                       0
<TOTAL-REVENUES>                                     0                  16,669
<CGS>                                                0                       0
<TOTAL-COSTS>                                        0                   9,532
<OTHER-EXPENSES>                                   925               86,379
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                   0                 (1,826)
<INCOME-PRETAX>                                      0                (77,416)
<INCOME-TAX>                                         0                     586
<INCOME-CONTINUING>                                  0                       0
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                      (905)                (78,002)
<EPS-BASIC>                                          0                  (4.08)
<EPS-DILUTED>                                        0                  (4.08)