SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 JUNE 23, 2004 Date of report (Date of earliest event reported) VISTA GOLD CORP. (Exact Name of Registrant as Specified in Its Charter) YUKON TERRITORY, CANADA (State or Other Jurisdiction of Incorporation) 1-9025 NOT APPLICABLE. (Commission File Number) (IRS Employer Identification No.) 7961 SHAFFER PARKWAY, SUITE 5 80127 LITTLETON, CO (Address of Principal Executive Offices) (Zip Code) (720) 981-1185 (Registrant's Telephone Number, Including Area Code) NOT APPLICABLE. (Former Name or Former Address, if Changed Since Last Report) VISTA GOLD CORP. ITEM 1. CHANGES IN CONTROL OF REGISTRANT. Not applicable. ITEM 2. ACQUISITION OR DISPOSITION OF ASSETS. Not applicable. ITEM 3. BANKRUPTCY OR RECEIVERSHIP. Not applicable. ITEM 4. CHANGES IN REGISTRANT'S CERTIFYING ACCOUNTANT. Not applicable. ITEM 5. OTHER EVENTS AND REGULATION FD DISCLOSURE. PRESS RELEASE DATED JUNE 23, 2004 ANNOUNCES AGREEMENT WITH PINTAIL ENVIRONMENTAL SOLUTIONS, LLC FOR EVALUATION OF GOLD RECOVERABILITY AT HYCROFT MINE: POTENTIAL FOR JOINT VENTURE ITEM 6. RESIGNATIONS OF REGISTRANT'S DIRECTORS. Not applicable. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. (a) Financial statements of businesses acquired: Not applicable. (b) PRO FORMA financial information: Not applicable. (c) Exhibits ITEM 8. CHANGE IN FISCAL YEAR. Not applicable. ITEM 9. REGULATION FD DISCLOSURE Not applicable. - 2 - ITEM 10. AMENDMENTS TO THE REGISTRANT'S CODE OF ETHICS, OR WAIVER OF A PROVISION OF THE CODE OF ETHICS. Not applicable. ITEM 11. TEMPORARY SUSPENSION OF TRADING UNDER REGISTRANT'S EMPLOYEE BENEFIT PLANS. Not applicable ITEM 12. RESULTS OF OPERATIONS AND FINANCIAL CONDITION. Not applicable 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. VISTA GOLD CORP. (Registrant) Date: June 23, 2004 By: /s/ MIKE RICHINGS ------------------- President & CEO EXHIBIT INDEX EXHIBIT NO. 99.1 PAGE NO. ---------------- -------- Press release dated June 23, 2004 Announces Agreement with 2 Pintail Environmental Solutions, LLC for Evaluation of Gold Recoverability at Hycroft Mine: Potential for Joint Venture - 3 -