UNITED STATES 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): August 4, 2004 Commission File Number 001-31921 Compass Minerals International, Inc. (Exact name of registrant as specified in its charter) Delaware 48-1135403 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification Number) 8300 College Blvd. Overland Park, KS 66210 (913) 344-9200 (Address of principal executive offices and telephone number) N/A (Former name or former address, if changed since last report) Item 9. REGULATION FD DISCLOSURE The Company is furnishing this information required by Item 12 "Results of Operations and Financial Condition" under this Item 9 in accordance with SEC Release No. 33-8216. On August 3, 2004, Compass Minerals International, Inc., reported its second quarter 2004 financial results. A copy of the press release is attached as exhibit 99.1. SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized. COMPASS MINERALS INTERNATIONAL, INC. Date: August 4, 2004 /s/ Rodney Underdown ----------------------------------------- Rodney Underdown Chief Financial Officer EXHIBIT INDEX Exhibit No. Description ---------- ----------- 99.1 Press release dated August 3, 2004