SECURITIES AND EXCHANGE COMMISSION
                           Washington, D.C. 20549

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

                                 FORM 8-A/A

             For Registration of Certain Classes of Securities
                  Pursuant To Section 12(b) or (g) of the
                      Securities Exchange Act of 1934

                        Northrop Grumman Corporation
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           (Exact name of registrant as specified in its charter)

                  Delaware                                 95-4840775
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  (State of incorporation or organization)              (I.R.S. Employer
                                                      Identification No.)



   1840 Century Park East, Los Angeles, CA                   90067
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   (Address of principal executive offices)                (Zip Code)

Securities to be registered pursuant to Section 12(b) of the Act:

Title of each class registered                   Name of each exchange on which
- ------------------------------                   each class is registered
                                                 ------------------------------

Preferred Share Purchase Rights                       New York Stock Exchange

If this form relates to the registration of a class of securities pursuant
to Section 12(b) of the Exchange Act and is effective pursuant to General
Instruction A. (c), check the following box.[X]

If this form relates to the registration of a class of securities pursuant
to Section 12(g) of the Exchange Act and is effective pursuant to General
Instruction A. (d), check the following box. [ ]

Securities Act registration statement file number to which this Form
relates:.......(if applicable)

Securities to be registered pursuant to Section 12(g) of the Act: None

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                              (Title of Class)

This Form 8-A/A amends and supplements the Form 8-A (the "Form 8-A") filed by Northrop Grumman Corporation (the "Corporation") and dated March 27, 2001 with respect to Preferred Share Purchase Rights. Item 1. Description of Securities to be Registered. ------------------------------------------ On August 20, 2003, Northrop Grumman Corporation (the "Corporation") and EquiServe Trust Company, N.A. (the "Rights Agent") amended the Rights Agreement (the "Rights Agreement") dated as of January 31, 2001 between the Corporation and the Rights Agent. As a result of the principal amendment to the Rights Agreement, (i) the Rights to Purchase Series A Junior Participating Preferred Stock of the Corporation (the "Rights") which were issued pursuant to the Rights Agreement will expire at midnight on December 31, 2003 (the "Final Expiration Date") and there no longer will be a Right associated with each outstanding share of the Corporation's common stock after the Final Expiration Date, (ii) the Rights Agreement will expire on the Final Expiration Date, and (iii) no person will have any rights pursuant to the Rights Agreement or any Right after the Final Expiration Date. The amendment is set forth in an Amendment to the Rights Agreement (the "Amendment"). The Rights Agreement and a copy of the Amendment are filed as exhibits hereto and both are hereby incorporated by reference. Item 2. Exhibits. -------- 1 Rights Agreement dated as of January 31, 2001 between the Northrop Grumman Corporation and EquiServe Trust Company, N.A., as Rights Agent (incorporated by reference to Exhibit 4.3 to Amendment No. 2 to Form S-4 Registration Statement No. 333-54800 filed March 27, 2001). 2 Amendment to the Rights Agreement dated as of January 31, 2001 between the Northrop Grumman Corporation and EquiServe Trust Company, N.A., as Rights Agent (filed herewith).

SIGNATURE Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized. NORTHROP GRUMMAN CORPORATION By /s/ John H. Mullan ------------------------------- Name: John H. Mullan Title: Corporate Vice President and Secretary Date: October 30, 2003

EXHIBIT INDEX ------------- Exhibit Description ------- ----------- 1 Rights Agreement dated as of January 31, 2001 between the Northrop Grumman Corporation and EquiServe Trust Company, N.A. as Rights Agent (incorporated by reference to Exhibit 4.3 to Amendment No. 2 to Form S-4 Registration Statement No. 333-54800 filed March 27, 2001). 2 Amendment to the Rights Agreement dated as of January 31, 2001 between the Northrop Grumman Corporation and EquiServe Trust Company, N.A. as Rights Agent (filed herewith).

                                                                  Exhibit 2

                       AMENDMENT TO RIGHTS AGREEMENT

     Amendment, dated as of August 20, 2003, between Northrop Grumman
Corporation (the "Corporation") and EquiServe Trust Company, N.A., as
Rights Agent (the " Rights Agent").

                            W I T N E S S E T H:

     WHEREAS, the Corporation and the Rights Agent entered into a Rights
Agreement dated as of January 31, 2001 (the "Rights Agreement"); and

     WHEREAS, the Board of Directors of the Corporation has determined that
it is desirable and in the best interests of the Corporation and its
stockholders to amend the Rights Agreement as set forth herein.

     NOW, THEREFORE, in consideration of the premises and the mutual
agreements set forth herein, the parties hereby agree as follows:

     Section 7(a) of the Rights Agreement is hereby amended to substitute
the following in place of clause (i):

     "(i) at midnight on December 31, 2003 (the "Final Expiration Date")"

     Section 21 of the Rights Agreement is hereby amended to add after
first sentence ending with "...by first class mail."

     "In the event the transfer agency relationship in effect between the
Company and the Rights Agent terminates, the Rights Agent will be deemed to
resign automatically on the effective date of such termination; and any
required notice will be sent by the Company."

     Insert new Section 35:

     "Notwithstanding anything to the contrary contained herein, Rights
Agent shall not be liable for any delays or failures in performance
resulting from acts beyond its reasonable control including, without
limitation, acts of God, terrorist acts, shortage of supply, breakdowns or
malfunctions, interruptions or malfunction of computer facilities, or loss
of data due to power failure or mechanical difficulties with information
storage or retrieval systems, labor difficulties, war, or civil unrest."

IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be duly executed as of the date first above written. NORTHROP GRUMMAN CORPORATION By /s/ John H. Mullan ----------------------------- Name: John H. Mullan Title: Corporate Vice President and Secretary EQUISERVE TRUST COMPANY, N.A. By: /s/ Collin Ekeogu ---------------------------- Name: Collin Ekeogu Title: Director