Disclaimer Additional Information and Where to Find It This presentation does not constitute the solicitation of any vote, proxy or approval. In connection with the proposed transaction, Sibanye Gold (“Sibanye”) intends to post to its shareholders a JSE Limited (“JSE”) Category 1 circular subject to the approval of the circular by the JSE and Stillwater Mining Company (“Stillwater”)has filed with the Securities and Exchange Commission (the “SEC”) relevant materials, including a proxy statement. The JSE Category 1 circular and other relevant documents will be sent or otherwise disseminated to Sibanye’s shareholders and will contain important information about the proposed transaction and related matters. SHAREHOLDERS OF SIBANYE ARE ADVISED TO READ THE JSE CATEGORY 1 CIRCULAR AND OTHER RELEVANT DOCUMENTS WHEN THEY BECOME AVAILABLE, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE PROPOSED TRANSACTION. The proxy statement and other relevant documents will be sent or otherwise disseminated to Stillwater’s shareholders and will contain important information about the proposed transaction and related matters. SHAREHOLDERS OF STILLWATER ARE ADVISED TO READ THE PROXY STATEMENT AND OTHER RELEVANT DOCUMENTS THAT HAVE BEEN FILED WITH THE SEC, BECAUSE THEY CONTAIN IMPORTANT INFORMATION ABOUT THE PROPOSED TRANSACTION. When available, Sibanye shareholders may obtain free copies of the JSE Category 1 circular by going to Sibanye’s website at www.sibanyegold.co.za. The proxy statement and other relevant documents may also be obtained, free of charge, on the SEC's website (http://www.sec.gov). Stillwater shareholders may obtain free copies of the proxy statement from Stillwater by going to Stillwater’s website at www.stillwatermining.com. Participants in the Solicitation Sibanye, Stillwater and their respective directors and officers may be deemed participants in the solicitation of proxies of Sibanye’s and Stillwater’s respective shareholders in connection with the proposed transaction. Sibanye’s shareholders and other interested persons may obtain, without charge, more detailed information regarding the directors and officers of Sibanye in Sibanye’s Annual Report on Form 20-F, for the fiscal year ended December 31, 2015, which was filed with the SEC on March 21, 2016. Stillwater’s shareholders and other interested persons may obtain, without charge, more detailed information regarding the directors and officers of Stillwater in Stillwater’s Annual Report on Form 10-K for the fiscal year ended December 31, 2015, which was filed with the SEC on February 22, 2016. Additional information regarding the interests of participants in the solicitation of proxies in connection with the proposed transaction is included in the proxy statement that Stillwater has filed with the SEC. No Offer or Solicitation This presentation is for informational purposes only and does not constitute an offer to sell, or a solicitation of offers to purchase or subscribe for, securities in the United States or any other jurisdiction. Any securities referred to herein have not been, and will not be, registered under the U.S. Securities Act of 1933 and may not be offered, exercised or sold in the United States absent registration or an applicable exemption from registration requirements. Forward Looking Statements This presentation includes “forward-looking statements” within the meaning of the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1995. Forward-looking statements may be identified by the use of words such as “target”, “will”, “forecast”, “expect”, “potential”, “intend”, “estimate”, “anticipate”, “can” and other similar expressions that predict or indicate future events or trends or that are not statements of historical matters. In this presentation, for example, statements related to expected timings of the transactions (including completion), potential transaction benefits (including financial re-ratings), pricing expectations, levels of output, supply and demand, information related to the Blitz Project, and estimations or expectations of enterprise value, EBTIDA and net asset values, are forward-looking statements. The forward-looking statements set out in this presentation involve a number of known and unknown risks, uncertainties and other factors, many of which are difficult to predict and generally beyond the control of Sibanye and Stillwater, that could cause Sibanye’s or Stillwater’s actual results and outcomes to be materially different from historical results or from any future results expressed or implied by such forward-looking statements. Such risks, uncertainties and other factors include, without limitation: Sibanye’s or Stillwater’s ability to complete the proposed transaction; the inability to complete the proposed transaction due failure to obtain approval of the shareholders of Sibanye or Stillwater or other conditions in the Merger Agreement; Sibanye’s ability to successfully integrate the acquired assets with its existing operations; Sibanye’s ability to achieve anticipated efficiencies and other cost savings in connection with the transaction; Sibanye’s ability to implement its strategy and any changes thereto; Sibanye’s future financial position, plans, strategies, objectives, capital expenditures, projected costs and anticipated cost savings and financing plans; changes in the market price of gold, platinum group metals (“PGMs”) and/or uranium. These forward-looking statements speak only as of the date of this presentation. Neither Sibanye nor Stillwater undertake any obligation to update publicly or release any revisions to these forward-looking statements to reflect events or circumstances after the date of this presentation or to reflect the occurrence of unanticipated events. 2
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