SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________ SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or 13(e)(1) of the Securities Exchange Act of 1934 (Amendment No. 3) LITTON INDUSTRIES, INC. (Name of Subject Company (issuer)) NORTHROP GRUMMAN CORPORATION LII ACQUISITION CORP. (Name of Filing Persons (offeror)) Common Stock, Par Value $1.00 Per Share (including associated rights) (Title of Class of Securities) 5380211061 (CUSIP Number of Class of Securities) Series B $2 Cumulative Preferred Stock, Par Value $5.00 Per Share (Title of Class of Securities) 5380214032 (CUSIP Number of Class of Securities) W. Burks Terry Corporate Vice President and General Counsel Northrop Grumman Corporation 1840 Century Park East Los Angeles, California 90067 (310) 553-6262 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications on Behalf of the Person(s) Filing Statement) Copy to: Andrew E. Bogen Gibson, Dunn & Crutcher LLP 333 South Grand Avenue Los Angeles, California 90071-3197 (213) 229-7159 [ ] Check the box if the filing relates solely to preliminary communications made before the commencement of a tender offer. [ ] Check the appropriate boxes to designate any transactions to which this statement relates: [X] third party tender offer [ ] going-private transaction subject to Rule 14d-1 subject to Rule 13e-3 [ ] issuer tender offer [ ] amendment to Schedule 13D subject to Rule 13e-4 under Rule 13d-2 Check the following box if the filing is a final amendment reporting the results of the tender offer. [ ] Northrop Grumman Corporation, a Delaware corporation ("Parent"), and LII Acquisition Corp., a Delaware corporation ("Purchaser") and wholly owned subsidiary of Parent, hereby amend and supplement their Tender Offer Statement on Schedule TO originally filed on January 5, 2001 (the "Schedule TO"), as subsequently amended from time to time, with respect to Purchaser's Offer to Purchase (a) all of the issued and outstanding shares of common stock, par value $1.00 per share (the "Common Stock") of Litton Industries, Inc., a Delaware corporation (the "Company"), together with any associated rights to purchase preferred stock of the Company (the "Rights," and, together with the Common Stock, the "Common Shares") at a price per Common Share of $80.00 (the "Common Offer Price") and (b) all of the outstanding shares of Series B $2 Cumulative Preferred Stock, par value $5.00 per share (the "Preferred Shares"), of the Company at a price per Preferred Share of $35.00 (the "Preferred Offer Price" and, together with the Common Offer Price, the "Offer Price"). Capitalized terms used but not defined herein have the respective meanings assigned to such terms in the Schedule TO and the Offer to Purchase dated January 5, 2001, filed as Exhibit (a)(1)(i) thereto. 2 Item 11. Additional Information. It should be noted that the Private Securities Litigation Reform Act of 1995 does not apply to nor protect forward-looking statements made in connection with a tender offer. Item 12. Exhibits Item 12 of the Schedule TO is hereby amended and supplemented to include the following exhibits: (a)(5)(viii) Joint Press Release issued by Parent and the Company on January 24, 2001. 3 SIGNATURE After due inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. LII ACQUISITION CORP. By: /s/ John H. Mullan ------------------------------------------- Name: John H. Mullan ----------------------------------------- Title: Secretary ---------------------------------------- NORTHROP GRUMMAN CORPORATION By: /s/ John H. Mullan ------------------------------------------ Name: John H. Mullan ---------------------------------------- Title: Corporate Vice President and Secretary --------------------------------------- Dated: January 24, 2001 4 EXHIBIT INDEX (a)(1)(i)* Offer to Purchase, dated January 5, 2001. (a)(1)(ii)* Letter of Transmittal, Common Stock and Preferred Stock, each dated January 5, 2001. (a)(1)(iii)* Notice of Guaranteed Delivery, Common Stock and Preferred Stock, each dated January 5, 2001. (a)(1)(iv)* Notice to Participants in the Litton Industries Employees Stock Purchase Plan prior to December 1, 1993, dated January 5, 2001. (a)(1)(v)* Notice to Participants in the Litton Industries Employees Stock Purchase Plan after November 1, 1994, dated January 5, 2001. (a)(2) None. (a)(3) Not applicable. (a)(4) Not applicable. (a)(5)(i)* Letter to Brokers, Dealers, Commercial Banks, Trust Companies and other Nominees, Common Stock and Preferred Stock, dated January 5, 2001. (a)(5)(ii)* Letter to Clients, Common Stock and Preferred Stock, each dated January 5, 2001. (a)(5)(iii)* Guidelines for Certification of Taxpayer Identification Number on Substitute Form W-9. (a)(5)(iv)* Press release issued by Parent on December 21, 2000 (incorporated by reference to Schedule TO-C filed with the Securities and Exchange Commission on December 20, 2000). (a)(5)(v)* Summary Advertisement as published in the Wall Street Journal on January 5, 2001. (a)(5)(vi)* Press release issued by Parent on January 8, 2001. (a)(5)(vii)* Press release issued by Parent on January 16, 2001. (a)(5)(viii) Joint Press release issued by Parent and the Company on January 24, 2001. (b)(i)* Financing Commitment Letter dated December 20, 2000 from Credit Suisse First Boston and The Chase Manhattan Bank relating to $6,000,000,000 aggregate principal amount of senior credit facilities. (c) Not applicable. (d)(1)* Merger Agreement, dated as of December 21, 2000, by and among Parent, Purchaser and the Company. (d)(2)* Confidentiality Agreement dated June 23, 2000, between Parent and the Company. (d)(3)* Letter Agreement dated December 21, 2000, between Ronald D. Sugar and Parent. (e) Not applicable. (f)* Section 262 of the Delaware General Corporation Law (included as Schedule II to the Offer to Purchase). (g) None. (h) None. * Previously filed. 5