Stillwater Mining (SWC) 8-K Stillwater to Diversify and Enhance Growth Pipeline Through Acquisition of Significant, Large Scale Copper and Gold Opportunity in Argentina

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: July 11, 2011 (Date of earliest event reported)
Stillwater Mining Company (Exact name of registrant as specified in its charter)
DE (State or other jurisdiction of incorporation)	001-13053 (Commission File Number)	81-0480654 (IRS Employer Identification Number)
1321 Discovery Drive, Billings, Montana (Address of principal executive offices)		59102 (Zip Code)
(406) 373-8700 (Registrant's telephone number, including area code)
Not Applicable (Former Name or Former Address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 1.01. Entry into a Material Definitive Agreement

On July 11, 2011, Stillwater Mining Company and Peregrine Metals issued a press release announcing an acquisition agreement.

Item 9.01. Financial Statements and Exhibits

(a) Financial statements:
            None
(b) Pro forma financial information:
            None
(c) Shell company transactions:
            None
(d) Exhibits
            99.1       Press Release of Stillwater Mining Company dated July 11, 2011

SIGNATURE

      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.

Dated: July 11, 2011
STILLWATER MINING COMPANY By:  /s/ Brent R. Wadman                    
     Brent R. Wadman
     Corporate Secretary

Exhibit Index
Exhibit No.	Description
99.1	Press Release of Stillwater Mining Company dated July 11, 2011