<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMARY FINANCIAL INFORMATION EXTRACTED FROM THE FINANCIAL STATEMENTS OF CITRIX SYSTEMS, INC. FOR THE PERIOD ENDED MARCH 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 413,104 <SECURITIES> 43,375 <RECEIVABLES> 49,945 <ALLOWANCES> 6,171 <INVENTORY> 4,761 <CURRENT-ASSETS> 536,659 <PP&E> 23,925 <DEPRECIATION> 8,673 <TOTAL-ASSETS> 805,245 <CURRENT-LIABILITIES> 121,644 <BONDS> 301,894 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 87 <OTHER-SE> 342,750 <TOTAL-LIABILITY-AND-EQUITY> 805,245 <SALES> 85,039 <TOTAL-REVENUES> 85,039 <CGS> 4,522 <TOTAL-COSTS> 4,522 <OTHER-EXPENSES> 43,363 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 404 <INCOME-PRETAX> 40,263 <INCOME-TAX> 14,495 <INCOME-CONTINUING> 25,768 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 25,768 <EPS-PRIMARY> 0.30 <EPS-DILUTED> 0.28