UNITED STATES 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 Date of Report (Date of earliest event reported): October 3, 2005 AMERICAN ECOLOGY CORPORATION (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) DELAWARE 0-11688 95-3889638 -------- ------- ---------- (State or other jurisdiction of (Commission File Number) (I.R.S. Employer incorporation or organization) Identification Number) Lakepointe Centre I, 300 E. Mallard, Suite 300 Boise, Idaho 83706 (Address of principal executive ----- offices) (Zip Code) (208) 331-8400 -------------- (Registrant's telephone number, including area code) 1 ITEM 3.03. MATERIAL MODIFICATIONS TO RIGHTS OF SECURITY HOLDERS On October 3, 2005, the Company issued a press release entitled "AMERICAN ECOLOGY ANNOUNCES $0.15 PER SHARE ANNUAL DIVIDEND". The press release, dated October 3, 2005, is attached as Exhibit 99 and incorporated by reference herein. Exhibit 99 Press Release, dated October 3, 2005, entitled "AMERICAN ECOLOGY ANNOUNCES $0.15 PER SHARE QUARTERLY DIVIDEND" 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. AMERICAN ECOLOGY CORPORATION (Registrant) Date: October 5, 2005 By: /S/ Michael J. Gilberg ----------------------- Michael J. Gilberg Vice President and Controller 3 EXHIBIT INDEX Exhibit Description ------- ----------- Exhibit 99 Press Release dated October 3, 2005 titled "AMERICAN ECOLOGY ANNOUNCES $0.15 PER SHARE QUARTERLY DIVIDEND" 4