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


                                 --------------


                                    FORM 8-K

                                 CURRENT REPORT


                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934


                         Date of Report: July 28, 2005
                       ----------------------------------
                        (Date of earliest event reported)


                       CITICORP MORTGAGE SECURITIES, INC.
                             (Packager and Servicer)
    (Issuer in Respect of the REMIC Pass-Through Certificates, Series 2005-4)
   ---------------------------------------------------------------------------
               (Exact name of registrant as specified in charter)


   Delaware                    333-109722                     13-3408717
 ----------------------------------------------------------------------------
  (State or other juris-       (Commission                 (I.R.S. Employer
 diction of organization)       File Nos.)                Identification No.)


  1000 Technology Drive, O'Fallon, Missouri                   63368
--------------------------------------------------          ----------
   (Address of principal executive offices)                 (Zip Code)


Registrant's Telephone Number, including area code: (636) 261-1313

--------------------------------------------------------------------------
(Former name, former address and former fiscal year, if changed since last
report.)

<PAGE>

Item 2.01.   Completion of Acquisition or Disposition of Assets.

                       CITICORP MORTGAGE SECURITIES, INC.
                 REMIC Pass-Through Certificates, Series 2005-4
                 ----------------------------------------------

                                 July 28, 2005

 DETAILED DESCRIPTION OF THE MORTGAGE LOAN POOL AND THE MORTGAGED PROPERTIES(1)
 ------------------------------------------------------------------------------

     On July 28, 2005, Citicorp Mortgage Securities, Inc. ("CMSI") transferred
to the Trustee, U.S. Bank National Association, mortgage loans with an aggregate
scheduled principal balance outstanding (after deducting principal payments due
on or before July 1, 2005) as of July 1, 2005 of $540,704,006.04. The mortgage
loans that have original maturities of at least 25 but not more than 30 years,
the "pool I mortgage loans", have an aggregate scheduled principal balance
outstanding (after deducting principal payments due on or before July 1, 2005)
as of July 1, 2005 of $363,006,456.81. The mortgage loans that have original of
at least 12 years but not more than 15 years, the "pool II mortgage loans", have
an aggregate scheduled principal balance outstanding (after deducting principal
payments due on or before April 1, 2005) as of July 1, 2005 of $94,471,654.82.
The mortgage loans that have original maturities of 30 years and are relocation
loans, the "pool III mortgage loans", have an aggregate scheduled principal
balance outstanding (after deducting principal payments due on or before July 1,
2005) as of July 1, 2005 of $83,225,894.41. The mortgage loans were delivered in
exchange for the certificates, authenticated by the paying agent, evidencing
100% of the regular interests in the Trust. Distributions on the certificates
will be made by Citibank, N.A., as paying agent, by wire transfer or by such
other means as the person entitled thereto and CMSI shall agree. CMSI may
repurchase all mortgage loans remaining in the mortgage loan pool pursuant to
the pooling agreement if at the time of repurchase the aggregate scheduled
principal balance of such mortgage loans is equal to or less than
$54,070,400.60. Information below is provided with respect to the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage and/or all
mortgage loans included in the mortgage loan pool as indicated.

     The total numbers of the pool I mortgage loans, the pool II mortgage loans,
the pool III mortgage loans and all mortgage loans as of July 1, 2005 were 677,
176, 159 and 1,012, respectively. The weighted average interest rates of the
pool I mortgage loans, the pool II mortgage loans, the pool III mortgage loans
and all mortgage loans (before deduction of the servicing fee) as of July 1,
2005 were 5.922%, 5.442%, 5.532% and 5.778%, respectively. The weighted average
remaining terms to stated maturity of the pool I mortgage loans, the pool II
mortgage loans, the pool III mortgage loans and all mortgage loans as of July 1,
2005 were 357.56 months, 177.18 months, 356.30 months and 325.85 months,
respectively. All mortgage loans have original maturities of at least 12 but not
more than 30 years. None of the pool I mortgage loans, the pool II mortgage
loans or the pool III mortgage loans were originated prior to September 1, 2003,
July 1, 2004, and June 1, 2003, respectively, or after July 1, 2005. The
weighted average original terms to stated maturity of the pool I mortgage loans,
the pool II mortgage loans, the pool III mortgage loans and all mortgage loans
as of July 1, 2005 were 359.74 months, 179.73 months, 360.00 months and 328.33
months, respectively.

--------
1    Terms used herein and not otherwise defined have the meaning assigned
     thereto in the Prospectus dated July 27, 2005 (consisting of a
     prospectus supplement and a core prospectus), relating to the REMIC
     Pass-Through Certificates, Series 2005-4.

<PAGE>

     None of the pool I mortgage loans or pool III mortgage loans have a
scheduled maturity later than July 1, 2035. None of the pool II mortgage loans
have a scheduled maturity later than July 1, 2020. Each of the pool I mortgage
loans, pool II mortgage loans and pool III mortgage loans had an original
principal balance of not less than $100,000.00, $80,800.00 and $360,000.00,
respectively, nor more than $1,860,000.00, $1,030,000.00 and $1,000,000.00,
respectively. Pool I mortgage loans, pool II mortgage loans and pool III
mortgage loans having aggregate scheduled principal balances of $5,638,430.33,
$473,606.78 and $1,157,401.80, respectively, as of July 1, 2005, had
loan-to-value ratios at origination in excess of 80%, but no mortgage loans had
loan-to-value ratios in excess of 95%. The weighted average loan-to-value ratios
at origination of the pool I mortgage loans, the pool II mortgage loans, the
pool III mortgage loans and all mortgage loans as of July 1, 2005 were 67.58%,
57.15%, 73.57% and 66.68%, respectively. No more than $3,474,844.89,
$1,481,987.82, $1,958,013.98 and $4,281,106.46, respectively, of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans are secured by Mortgaged Properties located in any one zip code.

     92.89%(2), 89.24%, 100.00% and 93.35%, respectively, of the pool I mortgage
loans, the pool II mortgage loans, the pool III mortgage loans and all mortgage
loans, are secured by mortgaged properties determined by CitiMortgage, Inc. to
be the primary residence of the borrower ("homeowner"). The sole basis for such
determination is either (a) a representation by the homeowner at origination of
the mortgage loan that the underlying property will be used for a period of at
least 6 months every year or that he intends to use the underlying property as
his or her primary residence, or (b) that the address of the underlying property
is the homeowner's mailing address as reflected in the originator's records.
7.11% of the pool I mortgage loans, 10.76% of the pool II mortgage loans and
none of the pool III mortgage loans are secured by investment properties.

     38.94%, 25.55%, 34.49% and 35.92%, respectively, of the pool I mortgage
loans, the pool II mortgage loans, the pool III mortgage loans and all mortgage
loans will be mortgage loans originated using loan underwriting policies that
require proof of income and liquid assets and telephone verification of
employment. 42.43%, 47.95%, none and 36.86%, respectively, of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans were refinance transactions originated using loan underwriting
policies that require proof of income and telephone verification of employment
but do not require proof of assets. 5.75%, 9.81%, none and 5.57% of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans were originated using stated income loan underwriting policies
that do not require proof of the prospective borrower's income as stated on the
loan application but do require telephone verification of employment and may
also require proof of liquid assets. 10.04%, 13.09%, 65.51% and 19.11%,
respectively, of the pool I mortgage loans, the pool II mortgage loans, the pool
III mortgage loans and all mortgage loans will be mortgage loans originated
using stated income loan underwriting policies that do not require proof of the
prospective borrower's income as stated on the loan application or proof of the
borrower's assets, but do require telephone verification of employment. 2.84%,
3.60%, none and 2.54%, respectively, of the pool I mortgage loans, the pool II
mortgage loans, the pool III mortgage loans and all mortgage loans will be
mortgage loans originated using streamlined underwriting policies. See "Mortgage
loan underwriting" in the Prospectus.

--------
2    Such percentages are expressed as a percentage of the aggregate scheduled
     principal balance of the pool I mortgage loans having such characteristics
     relative to the aggregate scheduled principal balance of all the pool I
     mortgage loans, as a percentage of the aggregate scheduled principal
     balance of the pool II mortgage loans having such characteristics relative
     to the aggregate scheduled principal balance of all the pool II mortgage
     loans, and as a percentage of the aggregate scheduled principal
     balance of the pool III mortgage loans having such characteristics relative
     to the aggregate scheduled principal balance of all the pool III mortgage
     loans.

<PAGE>

     All of the mortgage loans which had loan-to-value ratios greater than 80%
at origination had primary mortgage insurance as of such date. In the case of
the pool I mortgage loans and the pool II mortgage loans for which additional
collateral was pledged, taken as groups:

     1.   the numbers of such pool I mortgage loans and pool II mortgage loans
          are 5 and 1, respectively;

     2.   such pool I mortgage loans and pool II mortgage loans had aggregate
          scheduled principals balance of $1,569,273.13 and $323,834.06,
          respectively;

     3.   the weighted average loan-to-value ratios of such pool I mortgage
          loans and pool II mortgage loans, taking into account the loanable
          value of the pledged additional collateral, are 79.86% and 79.38%,
          respectively; and

     4.   the weighted average loan-to-value ratios of such pool I mortgage
          loans and pool II mortgage loans, without taking into account the
          loanable value of the pledged additional collateral, are 91.40% and
          100.00%, respectively.


     Pool I discount loans will consist of pool I mortgage loans with net loan
rates less than 5.500%. Pool I premium loans will consist of pool I mortgage
loans with net loan rates greater than or equal to 5.500%. The aggregate
scheduled principal balances outstanding as of the cut-off date of the pool I
discount loans and the pool I premium loans were $34,552,169.69 and
$328,454,287.12, respectively. The weighted average interest rates of the pool I
discount loans and the pool I premium loans, as of the cut-off date, were 5.562%
and 5.960%, respectively. The weighted average original terms to maturity of the
pool I discount loans and the pool I premium loans, as of the cut-off date,
were 360.00 months and 359.71 months, respectively. The weighted average
remaining terms to stated maturity of the pool I discount loans and the pool I
premium loans, as of the cut-off date, were 357.64 months and 357.55 months,
respectively.

     Pool II discount loans will consist of pool II mortgage loans with net loan
rates less than 5.000%. Pool II premium loans will consist of pool II mortgage
loans with net loan rates greater than or equal to 5.000%. The aggregate
scheduled principal balances outstanding as of the cut-off date of the pool II
discount loans and the pool II premium loans were $7,240,162.45 and
$87,231,492.37, respectively. The weighted average interest rates of the pool II
discount loans and the pool II premium loans, as of the cut-off date, were
5.095% and 5.471%, respectively. The weighted average original terms to maturity
of the pool II discount loans and the pool II premium loans, as of the cut-off
date, were 180.00 months and 179.70 months, respectively. The weighted average
remaining terms to stated maturity of the pool II discount loans and the pool II
premium loans, as of the cut-off date, were 177.86 months and 177.12 months,
respectively.

     Pool III discount loans will consist of pool III mortgage loans with net
loan rates less than 5.000%. Pool III premium loans will consist of pool III
mortgage loans with net loan rates greater than or equal to 5.000%. The
aggregate scheduled principal balances outstanding as of the cut-off date of the
pool III discount loans and the pool III premium loans were $2,686,742.05 and
$80,539,152.36, respectively. The weighted average interest rates of the pool
III discount loans and the pool III premium loans, as of the cut-off date, were
5.070% and 5.547%, respectively. The weighted average original terms to maturity
of the pool III discount loans and the pool III premium loans, as of the cut-off
date, were both 360.00 months. The weighted average remaining terms to stated
maturity of the pool III discount loans and the pool III premium loans, as of
the cut-off date, were 357.68 months and 356.25 months, respectively.

<PAGE>

     There are no special hazard, fraud or bankruptcy loss limits.

     The aggregate initial principal balance of the class A certificates as of
July 1, 2005 was $527,185,494.00.

     The aggregate initial principal balance of the class B-1 certificates as of
July 1, 2005 was $7,570,000.00.

     The aggregate initial principal balance of the class B-2 certificates as of
July 1, 2005 was $2,163,000.00.

     The aggregate initial principal balance of the class B-3 certificates as of
July 1, 2005 was $1,352,000.00.

     The aggregate initial principal balance of the class B-4 certificates as of
July 1, 2005 was $1,081,000.00.

     The aggregate initial principal balance of the class B-5 certificates as of
July 1, 2005 was $541,000.00.

     The aggregate initial principal balance of the class B-6 certificates as of
July 1, 2005 was $811,512.04.

     The class A subordination level is 2.500168648464%.*

     The class B-1 subordination level is 1.100142032157%.*

     The class B-2 subordination level is 0.700108006916%.*

     The class B-3 subordination level is 0.450063623132%.*

     The class B-4 subordination level is 0.250139082547%.*

     The class B-5 subordination level is 0.150084340219%.*


--------

*     Equal to the initial principal balance thereof divided by the aggregate
      scheduled principal balance of all mortgage loans.


<PAGE>


                                   SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.

                                            CITICORP MORTGAGE SECURITIES, INC.
                                            (Registrant)

                                            By: /s/ Howard Darmstadter
                                               -------------------------
                                                    Howard Darmstadter
                                                    Assistant Secretary


Dated: July 28, 2005
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UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                 --------------

                                    FORM 8-K

                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934

                         Date of Report: July 28, 2005
                       ----------------------------------
                        (Date of earliest event reported)

                       CITICORP MORTGAGE SECURITIES, INC.
                             (Packager and Servicer)
    (Issuer in Respect of the REMIC Pass-Through Certificates, Series 2005-4)
   ---------------------------------------------------------------------------
               (Exact name of registrant as specified in charter)

   Delaware                    333-109722                     13-3408717
 ----------------------------------------------------------------------------
  (State or other juris-       (Commission                 (I.R.S. Employer
 diction of organization)       File Nos.)                Identification No.)

  1000 Technology Drive, O'Fallon, Missouri                   63368
--------------------------------------------------          ----------
   (Address of principal executive offices)                 (Zip Code)

Registrant's Telephone Number, including area code: (636) 261-1313

--------------------------------------------------------------------------
(Former name, former address and former fiscal year, if changed since last
report.)
Item 2.01.   Completion of Acquisition or Disposition of Assets.

                       CITICORP MORTGAGE SECURITIES, INC.
                 REMIC Pass-Through Certificates, Series 2005-4
                 ----------------------------------------------

                                 July 28, 2005

 DETAILED DESCRIPTION OF THE MORTGAGE LOAN POOL AND THE MORTGAGED PROPERTIES(1)
 ------------------------------------------------------------------------------

     On July 28, 2005, Citicorp Mortgage Securities, Inc. ("CMSI") transferred
to the Trustee, U.S. Bank National Association, mortgage loans with an aggregate
scheduled principal balance outstanding (after deducting principal payments due
on or before July 1, 2005) as of July 1, 2005 of $540,704,006.04. The mortgage
loans that have original maturities of at least 25 but not more than 30 years,
the "pool I mortgage loans", have an aggregate scheduled principal balance
outstanding (after deducting principal payments due on or before July 1, 2005)
as of July 1, 2005 of $363,006,456.81. The mortgage loans that have original of
at least 12 years but not more than 15 years, the "pool II mortgage loans", have
an aggregate scheduled principal balance outstanding (after deducting principal
payments due on or before April 1, 2005) as of July 1, 2005 of $94,471,654.82.
The mortgage loans that have original maturities of 30 years and are relocation
loans, the "pool III mortgage loans", have an aggregate scheduled principal
balance outstanding (after deducting principal payments due on or before July 1,
2005) as of July 1, 2005 of $83,225,894.41. The mortgage loans were delivered in
exchange for the certificates, authenticated by the paying agent, evidencing
100% of the regular interests in the Trust. Distributions on the certificates
will be made by Citibank, N.A., as paying agent, by wire transfer or by such
other means as the person entitled thereto and CMSI shall agree. CMSI may
repurchase all mortgage loans remaining in the mortgage loan pool pursuant to
the pooling agreement if at the time of repurchase the aggregate scheduled
principal balance of such mortgage loans is equal to or less than
$54,070,400.60. Information below is provided with respect to the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage and/or all
mortgage loans included in the mortgage loan pool as indicated.

     The total numbers of the pool I mortgage loans, the pool II mortgage loans,
the pool III mortgage loans and all mortgage loans as of July 1, 2005 were 677,
176, 159 and 1,012, respectively. The weighted average interest rates of the
pool I mortgage loans, the pool II mortgage loans, the pool III mortgage loans
and all mortgage loans (before deduction of the servicing fee) as of July 1,
2005 were 5.922%, 5.442%, 5.532% and 5.778%, respectively. The weighted average
remaining terms to stated maturity of the pool I mortgage loans, the pool II
mortgage loans, the pool III mortgage loans and all mortgage loans as of July 1,
2005 were 357.56 months, 177.18 months, 356.30 months and 325.85 months,
respectively. All mortgage loans have original maturities of at least 12 but not
more than 30 years. None of the pool I mortgage loans, the pool II mortgage
loans or the pool III mortgage loans were originated prior to September 1, 2003,
July 1, 2004, and June 1, 2003, respectively, or after July 1, 2005. The
weighted average original terms to stated maturity of the pool I mortgage loans,
the pool II mortgage loans, the pool III mortgage loans and all mortgage loans
as of July 1, 2005 were 359.74 months, 179.73 months, 360.00 months and 328.33
months, respectively.

--------
1    Terms used herein and not otherwise defined have the meaning assigned
     thereto in the Prospectus dated July 27, 2005 (consisting of a
     prospectus supplement and a core prospectus), relating to the REMIC
     Pass-Through Certificates, Series 2005-4.
None of the pool I mortgage loans or pool III mortgage loans have a
scheduled maturity later than July 1, 2035. None of the pool II mortgage loans
have a scheduled maturity later than July 1, 2020. Each of the pool I mortgage
loans, pool II mortgage loans and pool III mortgage loans had an original
principal balance of not less than $100,000.00, $80,800.00 and $360,000.00,
respectively, nor more than $1,860,000.00, $1,030,000.00 and $1,000,000.00,
respectively. Pool I mortgage loans, pool II mortgage loans and pool III
mortgage loans having aggregate scheduled principal balances of $5,638,430.33,
$473,606.78 and $1,157,401.80, respectively, as of July 1, 2005, had
loan-to-value ratios at origination in excess of 80%, but no mortgage loans had
loan-to-value ratios in excess of 95%. The weighted average loan-to-value ratios
at origination of the pool I mortgage loans, the pool II mortgage loans, the
pool III mortgage loans and all mortgage loans as of July 1, 2005 were 67.58%,
57.15%, 73.57% and 66.68%, respectively. No more than $3,474,844.89,
$1,481,987.82, $1,958,013.98 and $4,281,106.46, respectively, of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans are secured by Mortgaged Properties located in any one zip code.

     92.89%(2), 89.24%, 100.00% and 93.35%, respectively, of the pool I mortgage
loans, the pool II mortgage loans, the pool III mortgage loans and all mortgage
loans, are secured by mortgaged properties determined by CitiMortgage, Inc. to
be the primary residence of the borrower ("homeowner"). The sole basis for such
determination is either (a) a representation by the homeowner at origination of
the mortgage loan that the underlying property will be used for a period of at
least 6 months every year or that he intends to use the underlying property as
his or her primary residence, or (b) that the address of the underlying property
is the homeowner's mailing address as reflected in the originator's records.
7.11% of the pool I mortgage loans, 10.76% of the pool II mortgage loans and
none of the pool III mortgage loans are secured by investment properties.

     38.94%, 25.55%, 34.49% and 35.92%, respectively, of the pool I mortgage
loans, the pool II mortgage loans, the pool III mortgage loans and all mortgage
loans will be mortgage loans originated using loan underwriting policies that
require proof of income and liquid assets and telephone verification of
employment. 42.43%, 47.95%, none and 36.86%, respectively, of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans were refinance transactions originated using loan underwriting
policies that require proof of income and telephone verification of employment
but do not require proof of assets. 5.75%, 9.81%, none and 5.57% of the pool I
mortgage loans, the pool II mortgage loans, the pool III mortgage loans and all
mortgage loans were originated using stated income loan underwriting policies
that do not require proof of the prospective borrower's income as stated on the
loan application but do require telephone verification of employment and may
also require proof of liquid assets. 10.04%, 13.09%, 65.51% and 19.11%,
respectively, of the pool I mortgage loans, the pool II mortgage loans, the pool
III mortgage loans and all mortgage loans will be mortgage loans originated
using stated income loan underwriting policies that do not require proof of the
prospective borrower's income as stated on the loan application or proof of the
borrower's assets, but do require telephone verification of employment. 2.84%,
3.60%, none and 2.54%, respectively, of the pool I mortgage loans, the pool II
mortgage loans, the pool III mortgage loans and all mortgage loans will be
mortgage loans originated using streamlined underwriting policies. See "Mortgage
loan underwriting" in the Prospectus.

--------
2    Such percentages are expressed as a percentage of the aggregate scheduled
     principal balance of the pool I mortgage loans having such characteristics
     relative to the aggregate scheduled principal balance of all the pool I
     mortgage loans, as a percentage of the aggregate scheduled principal
     balance of the pool II mortgage loans having such characteristics relative
     to the aggregate scheduled principal balance of all the pool II mortgage
     loans, and as a percentage of the aggregate scheduled principal
     balance of the pool III mortgage loans having such characteristics relative
     to the aggregate scheduled principal balance of all the pool III mortgage
     loans.
All of the mortgage loans which had loan-to-value ratios greater than 80%
at origination had primary mortgage insurance as of such date. In the case of
the pool I mortgage loans and the pool II mortgage loans for which additional
collateral was pledged, taken as groups:

     1.   the numbers of such pool I mortgage loans and pool II mortgage loans
          are 5 and 1, respectively;

     2.   such pool I mortgage loans and pool II mortgage loans had aggregate
          scheduled principals balance of $1,569,273.13 and $323,834.06,
          respectively;

     3.   the weighted average loan-to-value ratios of such pool I mortgage
          loans and pool II mortgage loans, taking into account the loanable
          value of the pledged additional collateral, are 79.86% and 79.38%,
          respectively; and

     4.   the weighted average loan-to-value ratios of such pool I mortgage
          loans and pool II mortgage loans, without taking into account the
          loanable value of the pledged additional collateral, are 91.40% and
          100.00%, respectively.

     Pool I discount loans will consist of pool I mortgage loans with net loan
rates less than 5.500%. Pool I premium loans will consist of pool I mortgage
loans with net loan rates greater than or equal to 5.500%. The aggregate
scheduled principal balances outstanding as of the cut-off date of the pool I
discount loans and the pool I premium loans were $34,552,169.69 and
$328,454,287.12, respectively. The weighted average interest rates of the pool I
discount loans and the pool I premium loans, as of the cut-off date, were 5.562%
and 5.960%, respectively. The weighted average original terms to maturity of the
pool I discount loans and the pool I premium loans, as of the cut-off date,
were 360.00 months and 359.71 months, respectively. The weighted average
remaining terms to stated maturity of the pool I discount loans and the pool I
premium loans, as of the cut-off date, were 357.64 months and 357.55 months,
respectively.

     Pool II discount loans will consist of pool II mortgage loans with net loan
rates less than 5.000%. Pool II premium loans will consist of pool II mortgage
loans with net loan rates greater than or equal to 5.000%. The aggregate
scheduled principal balances outstanding as of the cut-off date of the pool II
discount loans and the pool II premium loans were $7,240,162.45 and
$87,231,492.37, respectively. The weighted average interest rates of the pool II
discount loans and the pool II premium loans, as of the cut-off date, were
5.095% and 5.471%, respectively. The weighted average original terms to maturity
of the pool II discount loans and the pool II premium loans, as of the cut-off
date, were 180.00 months and 179.70 months, respectively. The weighted average
remaining terms to stated maturity of the pool II discount loans and the pool II
premium loans, as of the cut-off date, were 177.86 months and 177.12 months,
respectively.

     Pool III discount loans will consist of pool III mortgage loans with net
loan rates less than 5.000%. Pool III premium loans will consist of pool III
mortgage loans with net loan rates greater than or equal to 5.000%. The
aggregate scheduled principal balances outstanding as of the cut-off date of the
pool III discount loans and the pool III premium loans were $2,686,742.05 and
$80,539,152.36, respectively. The weighted average interest rates of the pool
III discount loans and the pool III premium loans, as of the cut-off date, were
5.070% and 5.547%, respectively. The weighted average original terms to maturity
of the pool III discount loans and the pool III premium loans, as of the cut-off
date, were both 360.00 months. The weighted average remaining terms to stated
maturity of the pool III discount loans and the pool III premium loans, as of
the cut-off date, were 357.68 months and 356.25 months, respectively.
There are no special hazard, fraud or bankruptcy loss limits.

     The aggregate initial principal balance of the class A certificates as of
July 1, 2005 was $527,185,494.00.

     The aggregate initial principal balance of the class B-1 certificates as of
July 1, 2005 was $7,570,000.00.

     The aggregate initial principal balance of the class B-2 certificates as of
July 1, 2005 was $2,163,000.00.

     The aggregate initial principal balance of the class B-3 certificates as of
July 1, 2005 was $1,352,000.00.

     The aggregate initial principal balance of the class B-4 certificates as of
July 1, 2005 was $1,081,000.00.

     The aggregate initial principal balance of the class B-5 certificates as of
July 1, 2005 was $541,000.00.

     The aggregate initial principal balance of the class B-6 certificates as of
July 1, 2005 was $811,512.04.

     The class A subordination level is 2.500168648464%.*

     The class B-1 subordination level is 1.100142032157%.*

     The class B-2 subordination level is 0.700108006916%.*

     The class B-3 subordination level is 0.450063623132%.*

     The class B-4 subordination level is 0.250139082547%.*

     The class B-5 subordination level is 0.150084340219%.*

--------

*     Equal to the initial principal balance thereof divided by the aggregate
      scheduled principal balance of all mortgage loans.
SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.

                                            CITICORP MORTGAGE SECURITIES, INC.
                                            (Registrant)

                                            By: /s/ Howard Darmstadter
                                               -------------------------
                                                    Howard Darmstadter
                                                    Assistant Secretary

Dated: July 28, 2005