SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A/A AMENDMENT TO APPLICATION FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) or (g) OF THE SECURITIES EXCHANGE ACT OF 1934 MORRISON KNUDSEN CORPORATION AMENDMENT NO. 3 A Delaware Corporation IRS Employer Identification No. 82-0393735 Morrison Knudsen Plaza, Boise, Idaho 83729 208-386-5000 - -------------------------------------------------------------------------------- The undersigned registrant hereby amends its Registration Statement on Form 8-A dated June 23, 1986, as amended on July 25, 1986, July 14, 1988 and January 31, 1996 (the "Registration Statement") to amend ITEM 1. DESCRIPTION OF SECURITIES TO BE REGISTERED and ITEM 2. EXHIBITS, to include the information set forth herein. Pursuant to the requirement of the Securities Exchange Act of 1934, the registrant has duly caused this amendment to be signed on its behalf by the undersigned, thereto duly authorized. MORRISON KNUDSEN CORPORATION /s/ Stephen G. Hanks By ------------------------------------------ Stephen G. Hanks Executive Vice President, Chief Legal Officer and Secretary Dated: April 22, 1996 Item 1. DESCRIPTION OF SECURITIES TO BE REGISTERED. The Company and Norwest Bank Minnesota, N.A., as the Successor Rights Agent to Bank of America National Trust and Savings Association ("Successor Rights Agent") are parties to the Company's Rights Agreement dated as of June 12, 1986, as amended effective as of July 7, 1988 ("First Amendment"), December 23, 1994 ("Second Amendment") and August 1, 1995 ("Third Amendment") (the "Rights Agreement"). The Third Amendment provides that the initial holders of warrants to purchase up to 17 million shares of the Company's common stock at a purchase price of $6.75 per share (the "Warrants") shall not be deemed to be Beneficial Owners of, or to own Beneficially, Common Shares of the Company. The Third Amendment has the effect of allowing the Company to issue the Warrants without triggering certain provisions of the Rights Agreement. The Warrants were issued to certain of the Company's creditors on August 23, 1995. On April 10, 1996, the Company and the Successor Rights Agent entered into a fourth amendment to the Rights Agreement ("Fourth Amendment"). The Fourth Amendments provides that subsequent holders of the Warrants shall not be deemed to be Beneficial Owners of, or to own Beneficially, Common Shares of the Company. The Fourth Amendment has the effect of allowing the Company to consent to the transfer of the Warrants without such transfer triggering certain provisions of the Rights Agreement. Capitalized terms used herein shall have the meaning set forth in the Rights Agreement, as amended, unless otherwise defined herein. For a more complete description of these provisions and other provisions of the Rights Agreement, reference is made to: 1. the full text of the Rights Agreement which was filed as Exhibit 2.1 to an amendment to the Registration Statement on Form 8 dated July 25, 1986; 2. the full text of the First Amendment to the Rights Agreement filed as Exhibit 2 to an amendment to the Registration Statement on Form 8 dated July 14, 1988; 3. the full text of the Second and Third Amendments to the Rights Agreement filed as Exhibits 2.1 and 2.2 to Amendment No. 2 to Registration Statement on Form 8-A/A dated January 31, 1996; and 4. the full text of the Fourth Amendment to the Rights Agreement filed as Exhibit 2.1 hereto. -2- Item 2. EXHIBITS 2.1 Fourth Amendment to the Rights Agreement dated as of April 10, 1996, between Morrison Knudsen Corporation and Norwest Bank Minnesota, N.A., as Successor Rights Agent. E-1