<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE UNAUDITED FINANCIAL STATEMENTS OF TERA COMPUTER COMPANY FOR THE QUARTER ENDED SEPTEMBER 30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-1999 <CASH> 16,921,926 <SECURITIES> 0 <RECEIVABLES> 1,536,986 <ALLOWANCES> 0 <INVENTORY> 3,743,422 <CURRENT-ASSETS> 22,626,314 <PP&E> 10,405,671 <DEPRECIATION> 4,783,451 <TOTAL-ASSETS> 28,969,339 <CURRENT-LIABILITIES> 7,066,145 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 110,823,642 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 28,969,339 <SALES> 849,835 <TOTAL-REVENUES> 849,835 <CGS> 971,612 <TOTAL-COSTS> 971,612 <OTHER-EXPENSES> 15,003,044 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 13,934,383 <INCOME-TAX> 0 <INCOME-CONTINUING> 13,934,383 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 13,934,383 <EPS-BASIC> (0.59) <EPS-DILUTED> (0.59)