UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q/A [X] Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the quarterly period ended September 30, 2001. OR [ ] Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to ------ ------ Commission file number 0-25090 ------- STILLWATER MINING COMPANY ------------------------------------------------------ (Exact name of registrant as specified in its charter) Delaware 81-0480654 - ------------------------------- ------------------------------------ (State or other jurisdiction of (I.R.S. Employer Identification No.) incorporation or organization) 737 Palladium Place Columbus, Montana 59019 - ---------------------------------------- ---------- (Address of principal executive offices) (Zip Code) (406) 322-8700 ---------------------------------------------------- (Registrant's telephone number, including area code) Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days: YES X NO --- --- At October 23, 2001, 38,750,416 shares of common stock, $0.01 par value per share, were issued and outstanding. STILLWATER MINING COMPANY FORM 10-Q/A QUARTER ENDED September 30, 2001 INDEX This amendment to our Form 10-Q filed on October 26, 2001 is being filed solely for the purpose of filing our (i) Restated Certificate of Incorporation, dated December 21, 1994, (ii) three amendments thereto, dated December 21, 1994, June 29, 1999 and July 13, 2000, respectively, (iii) Certificate of Designation, dated November 15, 1995 and (iii) Amended and Restated Bylaws, as adopted April 19, 2001, each of which was inadvertently omitted in prior filings. <Table> <Caption> PAGE ---- PART II - OTHER INFORMATION Item 6. Exhibits and Reports on Form 8-K ................................................. 3 SIGNATURES ..................................................................................... 4 </Table> 2 ITEM 6. EXHIBITS AND REPORTS ON FORM 8-K (a) Exhibits 3.1 Restated Certificate of Incorporation of the Registrant, dated December 21, 1994. 3.2 Certificate of Amendment of the Registrant's Restated Certificate of Incorporation, dated December 21, 1994. 3.3 Certificate of Designation of the Registrant's Amended and Restated Certificate of Incorporation, dated November 15, 1995. 3.4 Certificate of Amendment of the Registrant's Amended and Restated Certificate of Incorporation, dated June 29, 1999. 3.5 Certificate of Amendment of the Registrant's Amended and Restated Certificate of Incorporation, dated July 13, 2000. 3.6 Amended and Restated Bylaws of the Registrant, as adopted April 19, 2001. 3 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. STILLWATER MINING COMPANY (Registrant) Date: November 14, 2001 By: /s/ Francis R.McAllister ------------------------------------------ Francis R. McAllister Chairman and Chief Executive Officer (Principal Executive Officer) Date: November 14, 2001 By: /s/ James A. Sabala ------------------------------------------ James A. Sabala Vice President and Chief Financial Officer (Principal Financial Officer) 4 INDEX TO EXHIBITS <Table> <Caption> EXHIBIT NUMBER DESCRIPTION - ------- ----------- 3.1 Restated Certificate of Incorporation of the Registrant, dated December 21, 1994. 3.2 Certificate of Amendment of the Registrant's Restated Certificate of Incorporation, dated December 21, 1994. 3.3 Certificate of Designation of the Registrant's Amended and Restated Certificate of Incorporation, dated November 15, 1995. 3.4 Certificate of Amendment of the Registrant's Amended and Restated Certificate of Incorporation, dated June 29, 1999. 3.5 Certificate of Amendment of the Registrant's Amended and Restated Certificate of Incorporation, dated July 13, 2000. 3.6 Amended and Restated Bylaws of the Registrant, as adopted April 19, 2001. </Table>