<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE YAHOO!
INC. FORM 10-Q FOR THE PERIOD ENDED SEPTEMBER 30, 1999 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                         141,542
<SECURITIES>                                   534,770
<RECEIVABLES>                                   53,751
<ALLOWANCES>                                     9,865
<INVENTORY>                                          0
<CURRENT-ASSETS>                               734,234
<PP&E>                                          71,258
<DEPRECIATION>                                  26,729
<TOTAL-ASSETS>                               1,055,096
<CURRENT-LIABILITIES>                          157,721
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           261
<OTHER-SE>                                     885,745
<TOTAL-LIABILITY-AND-EQUITY>                 1,055,096
<SALES>                                              0
<TOTAL-REVENUES>                               387,525
<CGS>                                                0
<TOTAL-COSTS>                                   72,304
<OTHER-EXPENSES>                               312,852
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 27,327
<INCOME-TAX>                                    10,932
<INCOME-CONTINUING>                             16,395
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    16,395
<EPS-BASIC>                                       0.06
<EPS-DILUTED>                                     0.06