8-K 1 sec8k.txt SEPTEMBER 2004 8-K 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 (Date of earliest event reported): September 27, 2004 Structured Asset Securities Corporation (as Depositor) under the Trust Agreement, dated as August 1, 2004 providing for the issuance of Mortgage Pass-Through Certificates Series 2004-15 (Exact name of registrant as specified in charter) Delaware 333-115858 74-2440850 (State or other (Commission File (IRS Employer jurisdiction of organization) Number) Identification No.) 745 Seventh Avenue, 7th Floor, New York, N. Y. 10019 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (212) 526 - 7000 (Former name or former address, if changed since last report.) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12(b) under the Exchange Act (17 CFR 240.14a-12(b)) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Item 8.01 Other Events. This current report on Form 8-K relates to the monthly distribution reported to the holders of Structured Asset Securities Corporation Mortgage Pass-Through Certificates, Series 2004-15, which was made on September 27, 2004 Item 9.01 Financial Statements and Exhibits. (c) Exhibits Exhibit No. Description 99.1 Monthly distribution report pursuant to Section 4.03 of the Trust Agreement for distribution on September 27, 2004 Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on behalf of the Registrant by the undersigned thereunto duly authorized. CITIBANK N. A., IN ITS CAPACITY AS TRUSTEE UNDER THE TRUST AGREEMENT ON BEHALF OF STRUCTURED ASSET SECURITIES CORPORATION, REGISTRANT By: /s/ Karen Schluter _____________________________ Name: Karen Schluter _____________________________ Title: Vice President _____________________________ Date: Ocotber 4, 2004 _____________________________

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 (Date of earliest event reported)

August 30, 2004

STRUCTURED ASSET SECURITIES CORPORATION (as Depositor under the Trust Agreement, dated as of August 1, 2004, providing for the issuance of Mortgage Pass-Through Certificates, Series 2004-15)

Structured Asset Securities Corporation

(Exact Name of Registrant as Specified in its Charter)

Delaware	333-115858	74-2440850
(State or Other Jurisdiction Of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

745 Seventh Avenue, 7th Floor New York, NY		10019
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: (212) 526-7000

No Change

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01. Other Events

The Registrant registered issuances of Mortgage Pass-Through Certificates, on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, as amended (the “Act”), by a Registration Statement on Form S-3 (Registration File No. 333-115858) (the “Registration Statement”). Pursuant to the Registration Statement, the Registrant issued $405,238,602 in aggregate principal amount of Class 1-A1, Class 2-A1, Class 2-AP, Class 3-A1, Class 3-A2, Class 3-A3, Class 3-A4, Class 3-A5, Class 3-A6, Class 3-A7, Class 3-A8, Class 3-AP, Class 3-AX, Class 3-PAX, Class 4-A1, Class AX, Class PAX, Class B1, Class B2, Class B3 and Class R Structured Asset Securities Corporation Mortgage Pass-Through Certificates, Series 2004-15 on August 30, 2004. This Current Report on Form 8-K is being filed to satisfy an undertaking, contained in the definitive Prospectus dated June 25, 2004, as supplemented by the Prospectus Supplement dated August 26, 2004 (collectively, the “Prospectus”), to file a copy of the Trust Agreement (as defined below) and other operative agreements executed in connection with the issuance of the Certificates, a form of which was filed as an exhibit to the Registration Statement.

The Certificates were issued pursuant to a trust agreement (the “Trust Agreement”), attached hereto as Exhibit 4.1, dated as of August 1, 2004, among Structured Asset Securities Corporation, as depositor, Citibank, N.A., as trustee, and Aurora Loan Services Inc., as master servicer. The “Certificates” consist of the following classes: Class 1-A1, Class 2-A1, Class 2-AP, Class 3-A1, Class 3-A2, Class 3-A3, Class 3-A4, Class 3-A5, Class 3-A6, Class 3-A7, Class 3-A8, Class 3-AP, Class 3-AX, Class 3-PAX, Class 4-A1, Class AX, Class PAX, Class B1, Class B2, Class B3, Class B4, Class B5, Class B6, Class E, Class P and Class R. The Certificates evidence all of the beneficial ownership interest in a trust fund (the “Trust Fund”) the assets of which consist primarily of four pools of certain fixed rate, conventional, fully amortizing, first lien, residential mortgage loans (the “Mortgage Loans”) with an aggregate outstanding principal balance of approximately $406,869,105 as of August 1, 2004, together with certain other assets. Capitalized terms used herein and not otherwise defined shall have the meanings assigned to them in the Trust Agreement.

Item 9.01. Financial Statements; Pro Forma Financial Information and Exhibits

(a)

Not applicable.

(b)

Not applicable.

(c)

Exhibits:

4.1

Trust Agreement dated as of August 1, 2004, among Structured Asset Securities Corporation, as Depositor, Citibank, N.A., as Trustee, and Aurora Loan Services Inc., as Master Servicer.

99.1

Mortgage Loan Sale and Assignment Agreement dated as of August 1, 2004, between Lehman Brothers Holdings Inc., as Seller, and Structured Asset Securities Corporation, as Purchaser.

99.2

Servicing Agreement, dated as of August 1, 2004, among Aurora Loan Services Inc., as Master Servicer and Servicer, and Lehman Brothers Holdings Inc., as Seller.

SIGNATURES

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

STRUCTURED ASSET SECURITIES

CORPORATION

By: /s/ Ellen V. Kiernan

Name: Ellen V. Kiernan

Title: Senior Vice President

Dated: August 30, 2004

EXHIBIT INDEX

Exhibit No.

Description

4.1

Trust Agreement dated as of August 1, 2004, among Structured Asset Securities Corporation, as Depositor, Citibank, N.A., as Trustee, and Aurora Loan Services Inc., as Master Servicer.

99.1

Mortgage Loan Sale and Assignment Agreement dated as of August 1, 2004, between Lehman Brothers Holdings Inc., as Seller, and Structured Asset Securities Corporation, as Purchaser.

99.2

Servicing Agreement, dated as of August 1, 2004, among Aurora Loan Services Inc., as Master Servicer and Servicer, and Lehman Brothers Holdings Inc., as Seller.

Filing Compare · Structured Asset Securities Corp Mortgage Pass-Through Certificates, Series 2004-15