<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CAPSTEAD MORTGAGE CORPORATION ANNUAL REPORT ON FORM 10-K FOR THE PERIOD ENDED DECEMBER 31, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <CASH> 28,488 <SECURITIES> 0 <RECEIVABLES> 0 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 0 <DEPRECIATION> 0 <TOTAL-ASSETS> 8,807,039 <CURRENT-LIABILITIES> 4,903,065 <BONDS> 3,289,584 <PREFERRED-MANDATORY> 0 <PREFERRED> 191,476 <COMMON> 569 <OTHER-SE> 422,345 <TOTAL-LIABILITY-AND-EQUITY> 8,807,039 <SALES> 0 <TOTAL-REVENUES> 568,980 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 8,138 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 502,933 <INCOME-PRETAX> 57,909 <INCOME-TAX> 0 <INCOME-CONTINUING> 57,909 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 57,909 <EPS-BASIC> 0.61 <EPS-DILUTED> 0.60