1 FILED PURSUANT TO RULE 424(B)(3) REGISTRATION STATEMENT NO. 333-39642 PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED SEPTEMBER 7, 2000) $258,750,000 AMKOR TECHNOLOGY, INC. 5% Convertible Subordinated Notes due 2007 (the "Convertible Notes") and the Common Stock Issuable Upon Conversion of the Convertible Notes ------------------------- This prospectus supplement relates to the resale by the holders of Amkor Technology, Inc. 5% Convertible Subordinated Notes due 2007 and the shares of common stock, $.001 par value per share, issuable upon the conversion of the Convertible Notes. This prospectus supplement should be read in conjunction with, and may not be delivered or utilized without, the prospectus dated September 7, 2000, including the supplement dated September 8, 2000 and any amendments or supplements thereto. The terms of the Convertible Notes are set forth in the prospectus. The information in the table appearing under the heading "Selling Securityholders" in the prospectus is amended by adding the information below with respect to persons not previously listed in the prospectus or in any amendments or supplements thereto, and by superceding the information with respect to persons listed in the prospectus or in any amendments or supplements thereto that are listed below: PRINCIPAL AMOUNT AT PERCENTAGE NUMBER OF MATURITY OF OF SHARES OF CONVERTIBLE NOTES CONVERTIBLE COMMON STOCK PERCENTAGE OF BENEFICIALLY OWNED NOTES THAT MAY BE COMMON STOCK NAME THAT MAY BE SOLD OUTSTANDING SOLD(1) OUTSTANDING(2) ---- ------------------- ----------- ------------ -------------- CALAMOS(R) Convertible Fund -- CALAMOS(R) Investment Trust........................ $ 1,615,000.00 0.62415% 28,165 0.01854% CALAMOS(R) Convertible Growth and Income Fund -- CALAMOS(R) Investment Trust..... 445,000.00 0.17198 7,761 0.00511 CALAMOS(R) Global Convertible Fund -- CALAMOS(R) Investment Trust............. 105,000.00 0.04058 1,831 0.00121 Granville Capital Corporation............. -- -- -- -- J.P. Morgan Securities, Inc. ............. 8,500,000.00 3.28502 148,239 0.09752 Lehman Brothers Inc....................... 5,450,000.00 2.10628 95,047 0.06255 Louisiana Workers' Compensation Corporation............................. 200,000.00 0.07729 3,488 0.00230 Morgan Stanley & Co....................... 6,238,000.00 2.41082 108,790 0.07159 TCW Group, Inc............................ 20,230,000.00 7.81836 352,808 0.23179 - ------------------------- (1) Assumes conversion of all of the Convertible Notes at a conversion price of $57.34 per share of common stock. However, this conversion price will be subject to adjustment as described in the prospectus. As a result, the amount of common stock issuable upon conversion of the Convertible Notes may increase or decrease in the future. (2) Calculated based on Rule 13d-3(d)(i) of the Exchange Act using 151,854,251 shares of the common stock outstanding as of September 25, 2000. In calculating this amount, we treated as outstanding the number of shares of common stock issuable upon conversion of all of that particular holder's Convertible Notes. However, we did not assume the conversion of any other holder's Convertible Notes. We prepared this table based on the information supplied to us on or before September 26, 2000 by the selling securityholders named in the table. The date of this prospectus is September 27, 2000.