SECURITIES AND EXCHANGE COMMISSION Washington, D.C. FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15 (d) of the Securities and Exchange Act of 1934 Date of Report (Date of earliest event reported): May 13, 1999 COEUR D'ALENE MINES CORPORATION ----------------------------------------------------------------------------- (Exact name of Registrant as specified in its charter) Idaho 1-8641 82-0109423 ---------------------------- ------------ -------------- (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification Number) 400 Coeur d'Alene Mines Bldg. 505 Front Avenue Coeur d'Alene, Idaho 83814 ---------------------------------------- ---------- (Address of principal executive offices) (zip code) Registrant's telephone number, including area code: (208) 667-3511 -------------- Not Applicable ----------------------------------------------------------------------------- (Former name or former address, if changed since last report) ITEM 5. OTHER EVENTS On May 13, 1999, Coeur d'Alene Mines Corporation ("Coeur") and ASARCO Incorporated ("ASARCO") entered into an agreement providing for Coeur's acquisition of most of ASARCO's silver mining assets in exchange for the issuance of 7.125 million shares of Coeur's Common Stock. Consummation of the transaction is subject to Coeur shareholder approval and certain other conditions. A copy of Coeur's press release, dated May 13, 1999, announcing the proposed acquisition is filed as an exhibit to this report. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS (c) EXHIBITS The following exhibit is filed herewith: Exhibit Number Description ------- ----------- 99(a) Press Release of Coeur d'Alene Mines Corporation, dated May 13, 1999 2 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 thereunto duly authorized. COEUR D'ALENE MINES CORPORATION (Registrant) Dated: May 13, 1999 By: /s/GEOFFREY A. BURNS -------------------- Geoffrey A. Burns Vice President and Chief Financial Officer 3