PDMR shareholding 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 22 February 2018 Lonmin Plc PDMR shareholding Pursuant to Article 19 of the EU Market Abuse Regulation, Lonmin Plc (the “Company”) provides notification of the vesting of nil-cost share awards granted on 29 September 2014 under the Company’s Long Term Incentive Plan (“LTIP Awards”) to Executive Vice Presidents Tanya Chikanza and Mike Da Costa and sale of shares to fund the associated tax liability arising from the vesting. Name of PDMR Name of Number of Number of Number of Sale price award/date of award shares sold shares (GBP) grant shares retained Mike Da Costa LTIP – 29 2,922 1,224 1,698 0.7767 September 2014 Tanya Chikanza LTIP – 29 2,660 1,223 1,437 0.7767 September 2014 The notification forms below, made in accordance with the EU Market Abuse Regulation, provide further detail. 1 Details of the person discharging managerial responsibilities/person closely associated a) Name Mike Da Costa 2 Reason for the notification a) Position/status Executive Vice President b) Initial notification/amendment Initial notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Lonmin Plc b) LEI 213800FGJZ2WAC6Y2L94 4 Details of the transaction (s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial Ordinary Shares of $0.0001 each instrument, type of instrument Identification code ISIN: GB00BYSRJ698 b) Nature of the transaction Vesting of LTIP award for 2,922 shares followed by sale of 1,224 shares to settle income tax liability and retention of 1,698 shares c) Prices(s) and volume(s) Price(s) Volume(s) 0.7767 1,224 d) Aggregated information Aggregate price Aggregate Aggregate total volume Nil 1,224 Nil e) Date of the transaction 2018-02-20 f) Place of the transaction London Stock Exchange 1 Details of the person discharging managerial responsibilities/person closely associated a) Name Tanya Chikanza 2 Reason for the notification a) Position/status Executive Vice President b) Initial notification/amendment Initial notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Lonmin Plc b) LEI 213800FGJZ2WAC6Y2L94 4 Details of the transaction (s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial Ordinary Shares of $0.0001 each instrument, type of instrument Identification code ISIN: GB00BYSRJ698 b) Nature of the transaction Vesting of LTIP award for 2,660 shares followed by sale of 1,223 shares to settle income tax liability and retention of 1,437 shares c) Prices(s) and volume(s) Price(s) Volume(s) 0.7767 1,223 d) Aggregated information Aggregate price Aggregate Aggregate total volume Nil 1,223 Nil e) Date of the transaction 2018-02-20 f) Place of the transaction London Stock Exchange END Sponsor: J.P. Morgan Equities South Africa (Pty) Ltd Date: 22/02/2018 07:05:00 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.