1 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities and Exchange Commission Date of Report (Date of earliest event reported): May 3, 2000 HADCO CORPORATION (Exact name of Registrant as specified in its charter) MASSACHUSETTS 0-12102 04-2393279 (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification No.) 12A MANOR PARKWAY, SALEM, NEW HAMPSHIRE (Address of principal executive offices) 03079 (Zip Code) (603) 898-8000 Registrant's telephone number, including area code 2 ITEM 2. ACQUISITION OR DISPOSITION OF ASSETS On May 3, 2000, Hadco Corporation, a Massachusetts corporation (the "Company"), Sanmina Corporation, a Delaware corporation ("Sanmina"), and SANM Acquisition Subsidiary, Inc., a Massachusetts corporation and a wholly-owned subsidiary of Sanmina (the "Merger Sub"), amended (the "Amendment") the Agreement and Plan of Merger by and among the Company, Sanmina and Merger Sub dated as of April 17, 2000 (the "Agreement"). The Amendment identifies the corporate purpose for the surviving corporation following the merger. The other provisions of the Agreement shall remain in full force and effect. The Amendment is attached hereto as Exhibit 2.1 and is hereby incorporated by reference. 3 ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits Exhibit No. Description ----------- ----------- 2.1 Amendment No. 1 dated May 3, 2000 to Agreement and Plan of Merger by and among Hadco Corporation, SANM Acquisition Subsidiary, Inc. and Sanmina Corporation dated as of April 17, 2000 99.1 Agreement and Plan of Merger dated as of April 17, 2000 by and among Hadco Corporation, SANM Acquisition Subsidiary, Inc. and Sanmina Corporation (filed as Exhibit 2.1 to Current Report on Form 8-K, File No. 0-12102, filed on April 18, 2000 and incorporated herein by reference) 4 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. HADCO CORPORATION May 3, 2000 By: /s/ F. Gordon Bitter ----------------------------------- F. Gordon Bitter Senior Vice President and Chief Financial Officer 5 EXHIBIT INDEX Exhibit No. Exhibit - ----------- ------- 2.1 Amendment No. 1 dated May 3, 2000 to Agreement and Plan of Merger by and among Hadco Corporation, SANM Acquisition Subsidiary, Inc. and Sanmina Corporation dated as of April 17, 2000 99.1 Agreement and Plan of Merger dated as of April 17, 2000 by and among Hadco Corporation, SANM Acquisition Subsidiary, Inc. and Sanmina Corporation (filed as Exhibit 2.1 to Current Report on Form 8-K, File No. 0-12102, filed on April 18, 2000 and incorporated herein by reference)