Exercise of options in terms of The Master Drilling Share Option Plan and dealings by Directors Master Drilling Group Limited (Incorporated in the Republic of South Africa) (Registration number 2011/008265/06) JSE share code: MDI ISIN: ZAE000171948 (“Master Drilling” or the “Company”) EXERCISE OF OPTIONS IN TERMS OF THE MASTER DRILLING SHARE OPTION PLAN AND DEALINGS IN MASTER DRILLING SHARES BY DIRECTORS AND/OR THEIR ASSOCIATES In compliance with rules 3.63 to 3.74 of the JSE Limited Listings Requirements, the following information is disclosed: EXERCISE OF OPTIONS The following share options were exercised in terms of the Master Drilling Share Option Plan: Name of director: Mr Andre Jean van Deventer Designation: Executive Director Date of transaction: 3 April 2017 Class of securities: Options in respect of Ordinary Shares Option Price: 892 cents per share Number of Options exercised: 500 000 Total Rand value: R4 460 000 Nature of interest: Direct, Beneficial Nature and extent of interest in Acquisition of shares in Master Drilling through the transaction: exercise of options (Off-market transaction) Clearance obtained: Yes Name of director: Mr Gareth Robert Sheppard Designation: Executive Director Date of transaction: 3 April 2017 Class of securities: Options in respect of Ordinary Shares Option Price: 892 cents per share Number of Options exercised: 500 000 Total Rand value: R4 460 000 Nature of interest: Direct, Beneficial Nature and extent of interest in Acquisition of shares in Master Drilling through the transaction: exercise of options (Off-market transaction) Clearance obtained: Yes Name of director: Mr Barend Jacobus Jordaan Designation: Executive Director Date of transaction: 3 April 2017 Class of securities: Options in respect of Ordinary Shares Option Price: 892 cents per share Number of Options exercised: 500 000 Total Rand value: R4 460 000 Nature of interest: Direct, Beneficial Nature and extent of interest in Acquisition of shares in Master Drilling through the transaction: exercise of options (Off-market transaction) Clearance obtained: Yes DEALING IN SECURITIES BY A DIRECTOR The disposals of the Master Drilling shares listed below were made, inter alia, to settle Share Option Plan obligations of the directors in question. Name of director: Mr Andre Jean van Deventer Designation: Executive Director Date of transaction: 4 April 2017 Class of securities: Ordinary Shares Cents per share: 1700 Number of securities transacted: 500 000 Total Rand value: R8 500 000 Nature of interest: Direct, Beneficial Nature and extent of interest in the transaction: Disposal (On-market transaction) Clearance obtained: Yes Name of director: Mr Gareth Robert Sheppard Designation: Executive Director Date of transaction: 4 April 2017 Class of securities: Ordinary Shares Cents per share: 1700 Number of securities transacted: 500 000 Total Rand value: R8 500 000 Nature of interest: Direct, Beneficial Nature and extent of interest in the transaction: Disposal (On-market transaction) Clearance obtained: Yes Name of director: Mr Barend Jacobus Jordaan Designation: Executive Director Date of transaction: 4 April 2017 Class of securities: Ordinary Shares Cents per share: 1700 Number of securities transacted: 500 000 Total Rand value: R8 500 000 Nature of interest: Direct, Beneficial Nature and extent of interest in the transaction: Disposal (On-market transaction) Clearance obtained: Yes DEALING IN SECURITIES BY AN ASSOCIATE OF A DIRECTOR Master Drilling shareholders are further advised of the following dealings in securities by an associate of a director of the Company: Name of Director: Andre Jean van Deventer (Executive director) Name of associate: MDG Equity Holdings (Pty) Ltd Date of transaction: 4 April 2017 Class of securities: Ordinary shares Number of shares: 500 000 Cents per share: 1700 Total value: R 8 500 000.00 Nature of interest Indirect, Beneficial Nature of transaction: Disposal (On-market transaction) Clearance obtained: Yes 4 Fochville 4 April 2017 Sponsor Investec Bank Limited 5 Date: 04/04/2017 02:30:00 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.