SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-A /A-No. 1 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 UNUM CORPORATION (Exact name of registrant as specified in its charter) Delaware 01-0405657 (State of Incorporation) (I.R.S. Employer Identification No.) 2211 Congress Street, Portland, Maine 04122 (Address of principal executive offices) (Zip Code) Securities to be registered pursuant to Section 12(b) of the Act: Title of each class Name of exchange on which to be so registered each class is to be registered Preferred Stock Purchase Rights New York Stock Exchange, Inc. Pacific Stock Exchange Incorporated Securities to be registered pursuant to Section 12(g) of the Act: None (Title of Class) 	The undersigned registrant hereby amends the following items, financial statements, exhibits or other portions of its Registration of Certain Classes of Securities Pursuant to Section 12(b) of the Securities Exchange Act of 1934 on Form 8-A filed March 18, 1992, as set forth below: 	Item 1. Description of Securities to be Registered. 	The following paragraph shall be added to Item 1: 	On June 11, 1996, a Schedule 13G amendment was filed with the Securities and Exchange Commission indicating that the filer thereof (the "13G Filer") had acquired beneficial ownership of more than 10% of the outstanding shares of Common Stock. On June 19, 1996, UNUM and the Rights Agent entered into a First Amendment, dated as of June 19, 1996, (the "First Amendment"), to the Rights Agreement. The First Amendment, which is attached hereto and is incorporated herein by reference, provides that if the Board of Directors of UNUM determines that any person who would otherwise be an Acquiring Person has become such inadvertently, then such person will not become an Acquiring Person if certain conditions are satisfied, including divestiture by the person of beneficial ownership of the shares of Common Stock that would have otherwise caused such person to become an Acquiring Person. The Board of Directors of UNUM has determined that the 13G Filer, who would otherwise have become an Acquiring Person because of its acquisition of more than 10% if the outstanding shares of Common Stock, had become such inadvertently, and will not become an Acquiring Person if it reduces its beneficial ownership of Common Stock to less than 10% of the outstanding shares of Common Stock by September 12, 1996. 	Item 2.	Exhibits. 	The following exhibit shall be added to Item 2: 	2. First Amendment, dated as of June 19, 1996, to the Rights Agreement, filed as of March 18, 1992, between UNUM Corporation and First Chicago Trust Company of New York. SIGNATURE 	Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this amended registration statement to be signed on its behalf by the undersigned, thereunto duly authorized. 						UNUM Corporation 						(Registrant) Date: June 21, 1996		 By:_____________________ 					Name: Kevin J. Tierney 					Title: Senior Vice President