2018 Annual Report and Accounts and 2019 Annual General Meeting Lonmin Plc (Incorporated in England and Wales) (Registered in the Republic of South Africa under registration number 1969/000015/10) JSE code: LON Issuer Code: LOLMI & ISIN : GB00BYSRJ698 ("Lonmin") LEI: 213800FGJZ2WAC6Y2L94 20 February 2019 Lonmin Plc (“Lonmin” or the “Company”) 2018 Annual Report and Accounts and 2019 Annual General Meeting Following the Company’s announcement on 30 January 2019 in relation to the Annual Report and Accounts for the year ended 30 September 2018 (“2018 Annual Report and Accounts”), Lonmin has today submitted to the National Storage Mechanism copies of the following documents: • Circular relating to the Annual General Meeting (“AGM Circular”) to be held on 25 March 2019; and • Forms of Proxy for shareholders on the UK and SA register of members. These documents will shortly be available for inspection on the National Storage Mechanism www.morningstar.co.uk/uk/nsm. The Company also confirms that the 2018 Annual Report and Accounts, AGM Circular and Forms of Proxy have today been posted to shareholders and, as required by DTR 6.3.5 R (3), the 2018 Annual Report and Accounts and the AGM Circular are available to view or download in pdf format from the Lonmin website, www.lonmin.com. END Sponsor: J.P. Morgan Equities South Africa (Pty) Ltd Date: 20/02/2019 12:45:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.