Platinum Group Metals Ltd. (TSX:PTM) (NYSE MKT:PLG) announces that further to its press release of April 18, 2017, it has closed its public offering of common shares. Pursuant to the Offering, the Company has issued 15,390,000 common shares at a price of US$1.30 per Share, for aggregate gross proceeds of US$20,007,000. BMO Capital Markets acted as the sole underwriter for the Offering.

The net proceeds of the Offering will be used for (i) underground development and production ramp-up of the Maseve Mine; (ii) working capital during start-up; (iii) repayment of the remaining US$2.5 million outstanding amount of a prior advance under the Company’s credit agreement with a syndicate of lenders led by Sprott Resource Lending Partnership; and (iv) general corporate purposes.

The Offering was made pursuant to an effective shelf registration statement previously filed with the U.S. Securities and Exchange Commission and a corresponding Canadian base shelf prospectus filed with the securities regulatory authority in each of the provinces of Canada, except Quebec. A prospectus supplement relating to the Offering was filed with the SEC and with the securities regulatory authority in each of the provinces of Canada, except Quebec.

A copy of the prospectus supplement and base shelf prospectus relating to the Offering in Canada may be obtained by contacting BMO Capital Markets, Brampton Distribution Centre C/O The Data Group of Companies, 9195 Torbram Road, Brampton, Ontario, L6S 6H2 or by telephone at (905) 791-3151 Ext 4312 or by email at torbramwarehouse@datagroup.ca. A copy of the prospectus supplement and base shelf prospectus relating to the Offering in the United States may be obtained by contacting BMO Capital Markets Corp., Attn: Equity Syndicate Department, 3 Times Square, 25^th Floor, New York, NY 10036 (Attn: Equity Syndicate), or by telephone at (800) 414-3627 or by email at bmoprospectus@bmo.com.

This news release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of the Shares in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of that jurisdiction.

About Platinum Group Metals Ltd.

Platinum Group is based in Johannesburg, South Africa and Vancouver, Canada. The Company’s business is currently focused on the operation of the Project 1 “Maseve” platinum mine and the exploration and feasibility engineering on the newly discovered Waterberg platinum and palladium deposit, where the Company is the operator of the Waterberg JV Project with JOGMEC and Mnombo.