SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 24, 1999 ------------------------- Oak Industries Inc. - - -------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 1-4474 36-1569000 - - ---------------------------- -------------- -------------- (State or other jurisdiction (Commission File Number) (IRS Employer of incorporation) Identification No.) 1000 Winter Street, Waltham, MA 02451 - - -------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: 781.890.0400 ---------------------- - - -------------------------------------------------------------------------- (Former name or former address, if changed since last report) INFORMATION TO BE INCLUDED IN THE REPORT ITEM 5. OTHER EVENTS. On November 24, 1999, Oak Industries Inc., a Delaware corporation ("Oak") amended the Rights Agreement dated as of December 7, 1995 between Oak and BankBoston N.A., as Rights Agent, to render the Rights (as defined in the Rights Agreement) issued pursuant to the terms of the Rights Agreement inapplicable to the Agreement and Plan of Merger dated as of November 13, 1999, among Oak, Corning Incorporated, a New York corporation, and Riesling Acquisition Corporation, a Delaware corporation. A copy of the Amendment to the Rights Agreement is attached hereto as Exhibit 4 and is incorporated by reference herein. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits. Exhibit 4 - Amendment, dated as of November 24, 1999 to the Rights Agreement, originally dated as of December 7, 1995, between Oak Industries Inc. and BankBoston N.A. 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. OAK INDUSTRIES INC. By: /s/Coleman S. Hicks ------------------------ Coleman S. Hicks Senior Vice President and Chief Financial Officer Dated: November 24, 1999 EXHIBIT INDEX Exhibit No. Description 4 Amendment, dated as of November 24, 1999 to the Rights Agreement, originally dated as of December 7, 1995, between Oak Industries Inc. and BankBoston N.A.