SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 23, 2003 ------------------- AK STEEL HOLDING CORPORATION ------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware File No. 1-13696 31-1401455 --------------- ------------------------ ----------------- (State or other (Commission file number) (IRS employer jurisdiction of identification incorporation) number) 703 Curtis Street, Middletown, Ohio 45043 ---------------------------------------- ------------- (Address of principal executive offices) (Zip code) Registrant's telephone number, including area code:513-425-5000 ------------ Not Applicable ---------------------------------------------------------------- (Former name or former address, if changed since last report) Item 7. Financial Statements and Exhibits. --------------------------------- (c) Exhibit: 99 Press Release dated January 23, 2003 Item 9. Regulation FD Disclosure ------------------------ On January 23, 2003, AK Steel Corporation issued a press release, a copy of which is attached hereto as Exhibit 99 and incorporated by reference herein, announcing that it submitted a proposal to acquire substantially all of the steelmaking and finishing assets of National Steel Corporation. 2 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 hereunto duly authorized. AK STEEL HOLDING CORPORATION /s/ Brenda S. Harmon ---------------------------- Brenda S. Harmon Secretary Dated: January 24, 2003 3 AK STEEL HOLDING CORPORATION FORM 8-K CURRENT REPORT EXHIBIT INDEX Exhibit No. Description ----------- ----------- 99 Press Release dated January 23, 2003