FORM 8-K

CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES AND EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) October 2931, 2003 ~~Bear~~ BEAR ~~Stearns~~STEARNS ~~Asset~~ASSET ~~Backed~~BACKED ~~Securities~~SECURITIES, ~~Inc~~INC.

(Exact name of Registrant as specified in its charter)

Delaware
(State or other jurisdiction
of incorporation)

333-91334
(Commission
file number)

13-3836437
(I.R.S. employer
identification no.)

383 Madison Avenue New York, New York 10179 (Address of principal executive offices) ~~10179~~ (ZIP Code)

(212) 272-2000
Registrant's telephone number, including area code

N/A
(Former name or former address, if changed since last report)

Item 5. Other Events.

~~Attached as Exhibit 99.1 to this Current Report are certain materials (the “Computational Materials”) furnished to the Registrant by~~ Bear, Stearns ~~& Co. Inc. (“Bear Stearns”) in respect to Bear Stearns~~ Asset Backed Securities, Inc., ~~Asset-Backed~~as ~~Certificates,~~depositor ~~Series~~(the ~~2003-SD2,~~"Depositor") ~~Class~~registered ~~I-A,~~issuances ~~Class~~of IIAsset-A,Backed ~~Class III-A, Class A-IO, Class B-1, Class B-2, Class B-3, Class R-I and Class R-II (the “~~Certificates~~”).~~ ~~The Certificates will be offered pursuant to a Prospectus Supplement, to be dated~~ on or ~~about October 29, 2003, and~~ a ~~Prospectus~~delayed ~~dated September 25, 2003 (the~~or ~~Prospectus~~continuous ~~Supplement~~basis ~~and the Prospectus are collectively referred to herein as the “Prospectus”) to be filed with the Commission~~ pursuant to Rule ~~424(b)(5)~~ 415 under the Securities Act of 1933, as amended (the “"Act”")~~. The~~, ~~Certificates~~by ~~have been registered pursuant to the Act under~~ a Registration Statement on Form S-3 (~~Commission~~Registration File No. 333-91334) (as amended, the “ "Registration Statement”"). ~~Capitalized~~Pursuant ~~terms~~to ~~used~~the Registration ~~but~~Statement, ~~not~~the ~~otherwise defined~~Depositor ~~herein~~caused ~~shall~~Bear ~~have~~Stearns ~~the~~Asset ~~meanings~~Backed Securities, ~~ascribed~~Inc., Asset-Backed Certificates, Series 2003-SD2 to ~~such~~issue $194,972,600 ~~terms~~principal inamount of Asset-Backed Certificates, Series 2003-SD2 (the "Certificates"), ~~Prospectus~~on October 31, 2003 (the "Closing Date").

The ~~Computational~~Certificates ~~Materials~~ were ~~prepared~~issued ~~solely~~pursuant byto ~~Bear~~a ~~Stearns for~~pooling ~~use~~and byservicing agreement (the ~~Underwriter,~~"Pooling and ~~the~~Servicing ~~Registrant~~Agreement"), ~~did~~dated ~~not~~as ~~prepare~~of orOctober ~~participate~~1, 2003 (~~other~~the ~~than~~"Cut-Off ~~providing~~Date"), toamong the ~~Underwriter~~Depositor, ~~the~~EMC ~~background~~Mortgage ~~information~~Corporation, ~~concerning~~as Seller ~~the~~and ~~underlying~~Servicer, ~~pool~~Wells ofFargo ~~assets~~Bank ~~upon~~Minnesota, ~~which~~National ~~the~~Association, ~~Computational~~as ~~Materials~~Securities Administrator ~~are~~and ~~based) in~~Master ~~the~~Servicer ~~preparation~~and ofJPMorgan ~~the~~Chase ~~Computational~~Bank, ~~Materials.~~as Trustee.

~~Any~~Capitalized ~~statements~~terms ornot ~~information~~defined ~~contained~~herein inhave ~~these Computational Materials shall be deemed to be modified or superseded for~~ the ~~purposes~~meanings ~~of the~~assigned ~~Prospectus~~in ~~and~~ the ~~Registration~~Pooling ~~Statement~~and byServicing ~~statements~~Agreement orattached ~~information~~hereto ~~contained in~~as ~~the~~Exhibit ~~Prospectus~~4. 1.

Item 7. Financial Statements:, Pro Forma Financial Information and Exhibits.

(ac) ~~Not applicable.~~Exhibits

~~(b)~~Exhibit ~~Not~~No. ~~applicable~~1.1 Underwriting Agreement 4.1 Pooling and Servicing Agreement 99.1 Assignment and Assumption Agreement 99.2 Assignment, Assumption and Recognition Agreement 99.3 Assignment, Assumption and Recognition Agreement

99.1 Computational Materials of Bear, Stearns & Co. Inc.

SIGNATURES

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

BEAR STEARNS ASSET BACKED SECURITIES, INC.

By: /s/ Joseph T. Jurkowski, Jr.
Name: Joseph T. Jurkowski, Jr.
Title: Vice President

~~Dated~~Date: ~~October~~December 312, 2003

EXHIBIT INDEX

Exhibit ~~No.~~Number ~~99.1~~ Description ~~of Exhibit Computational Materials of Bear, Stearns & Co. Inc.~~

1.1	Underwriting Agreement between the Depositor and Bear, Stearns & Co. Inc., as underwriter (the "Underwriter"), dated as of October 29, 2003.

4.1	Pooling and Servicing Agreement, among the Depositor, EMC Mortgage Corporation, as Seller and Servicer, Wells Fargo Bank Minnesota, National Association, as Securities Administrator and Master Servicer, and JPMorgan Chase Bank, as Trustee, dated as of October 1, 2003.

99.1	Assignment and Assumption Agreement among EMC Mortgage Corporation, the Trustee and Wells Fargo Home Mortgage, Inc., dated as of October 1, 2003

99.2	Assignment, Assumption and Recognition Agreement among EMC Mortgage Corporation, the Trustee and Bank of America, N.A., dated as of October 31, 2003

99.3	Assignment, Assumption and Recognition Agreement among EMC Mortgage Corporation, the Trustee, the Depositor, Washington Mutual Bank, FA, Washington Mutual Bank and Washington Mutual Bank fsb., dated as of October 1, 2003

Filing Compare · BEAR STEARNS ASSET BACKED SECURITIES TRUST 2003-SD2