<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CAPSTEAD
SECURITIES CORPORATION IV'S QUARTERLY REPORT ON FORM 10-Q FOR THE QUARTER ENDED
SEPTEMBER 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 96
<SECURITIES> 0
<RECEIVABLES> 0
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 0
<PP&E> 0
<DEPRECIATION> 0
<TOTAL-ASSETS> 156,638
<CURRENT-LIABILITIES> 68
<BONDS> 156,465
0
0
<COMMON> 1
<OTHER-SE> 104
<TOTAL-LIABILITY-AND-EQUITY> 156,638
<SALES> 0
<TOTAL-REVENUES> 9,718
<CGS> 0
<TOTAL-COSTS> 0
<OTHER-EXPENSES> 372
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 9,355
<INCOME-PRETAX> (9)
<INCOME-TAX> 0
<INCOME-CONTINUING> (9)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (9)
<EPS-BASIC> 0
<EPS-DILUTED> 0
</TABLE>