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                UNITED STATES SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  FORM 10-K/A
                               (AMENDMENT NO. 2)

[X]            ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE 
               SECURITIES EXCHANGE ACT OF 1934

FOR THE FISCAL YEAR ENDED: DECEMBER 31, 1997
                                       OR

[ ]            TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE 
               SECURITIES EXCHANGE ACT OF 1934

FOR THE TRANSITION PERIOD FROM              TO 
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COMMISSION FILE NUMBER: 1-8896

                          CAPSTEAD MORTGAGE CORPORATION
             (Exact name of Registrant as specified in its Charter)

             MARYLAND                                     75-2027937
     (State or other jurisdiction of                    (I.R.S. Employer
     incorporation or organization)                     Identification No.)

  2711 NORTH HASKELL, DALLAS, TEXAS                           75204
(Address of principal executive offices)                    (Zip Code)

       Registrant's telephone number, including area code: (214) 874-2323

           SECURITIES REGISTERED PURSUANT TO SECTION 12(B) OF THE ACT:



               TITLE OF EACH CLASS                                             NAME OF EXCHANGE ON WHICH REGISTERED
               -------------------                                             ------------------------------------
                                                                            
Common Stock ($0.01 par value)                                                         New York Stock Exchange
$1.60 Cumulative Preferred Stock, Series A ($0.10 par value)                           New York Stock Exchange
$1.26 Cumulative Convertible Preferred Stock, Series B ($0.10 par value)               New York Stock Exchange


Indicate by check mark whether the Registrant (1) has filed all documents and
reports required to be filed by Section 13 or 15(d) of the Securities Exchange
Act of 1934 during the preceding 12 months (or for such shorter period that the
Registrant was required to file such reports), and (2) has been subject to such
filing requirements for the past 90 days.  YES   X   NO 
                                               -----    -----

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405
Regulation S-K is not contained herein, and will not be contained, to the best
of Registrant's knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-K or any amendment to this
Form 10-K.

AT FEBRUARY 16, 1998 THE AGGREGATE MARKET VALUE OF THE VOTING STOCK HELD BY
NONAFFILIATES WAS $1,146,290,000.

NUMBER OF SHARES OF COMMON STOCK OUTSTANDING AT FEBRUARY 16, 1998: 59,469,559

                      DOCUMENTS INCORPORATED BY REFERENCE:


(1)  PORTIONS OF THE REGISTRANT'S ANNUAL REPORT TO STOCKHOLDERS FOR THE YEAR
     ENDED DECEMBER 31, 1997 ARE INCORPORATED BY REFERENCE INTO PARTS II AND IV.

(2)  PORTIONS OF THE REGISTRANT'S DEFINITIVE PROXY STATEMENT DATED MARCH 6,
     1998, ISSUED IN CONNECTION WITH THE ANNUAL MEETING OF STOCKHOLDERS OF THE
     REGISTRANT, ARE INCORPORATED BY REFERENCE INTO PART III.


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ITEM 8:  FINANCIAL STATEMENTS AND SUPPLEMENTAL DATA

     The Company's annual report on Form 10-K for the year ended December 31,
1997 is hereby amended solely to include the conformed signature of Ernst &
Young L.L.P. on the Report of Independent Auditors included in Exhibit 13. Such
conformed signature was inadvertently omitted from the original filing of the
Form 10-K on March 13, 1998.


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                                   SIGNATURES



Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange
Act of 1934, the Company has duly caused this report to be signed on its behalf
by the undersigned, thereunto duly authorized.

                                                CAPSTEAD MORTGAGE CORPORATION
                                                           REGISTRANT


Date:  March 29, 1999                       By:     /s/ ANDREW F. JACOBS
                                               ---------------------------------
                                                       Andrew F. Jacobs
                                               Executive Vice President-Finance,
                                                   Treasurer and Secretary


Pursuant to the requirements of the Securities Exchange Act of 1934, this report
has been signed below by the following persons on behalf of the Registrant and
in the capacities indicated below and on the dates indicated.



                                                                                               
 /s/ RONN K. LYTLE                                  Chairman, Chief                                  March 29, 1999
- -------------------------------                       Executive Officer
        (Ronn K. Lytle)                               and Director


 /s/ ANDREW F. JACOBS                               Executive Vice President-                        March 29, 1999
- -------------------------------                       Finance, Treasurer
       (Andrew F. Jacobs)                             and Secretary


 /s/ BEVIS LONGSTRETH                               Director                                         March 29, 1999
- -------------------------------
      (Bevis Longstreth)


 /s/ PAUL M. LOW                                    Director                                         March 29, 1999
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         (Paul M. Low)


 /s/ HARRIET E. MIERS                               Director                                         March 29, 1999
- -------------------------------
      (Harriet E. Miers)


 /s/ WILLIAM R. SMITH                               Director                                         March 29, 1999
- -------------------------------
     (William R. Smith)


 /s/ JOHN C. TOLLESON                               Director                                         March 29, 1999
- -------------------------------                                                                      
        (John C. Tolleson)



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                               INDEX TO EXHIBITS





EXHIBIT
NO.            DESCRIPTION
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 13.1          1997 Annual Report