http://www.magsilver.com/s/NewsReleases.asp?ReportID=807435

Vancouver, B.C. MAG Silver Corp. (TSX and NYSE AMERICAN: MAG) (“MAG” or the “Company”) announces the Company’s unaudited financial results for the three and nine months ended September 30, 2017. For details of the September 30, 2017 unaudited condensed interim consolidated Financial Statements and Management’s Discussion and Analysis, please see the Company’s filings on SEDAR (www.sedar.com) or on EDGAR (www.sec.gov).

All amounts herein are reported in thousands of United States dollars (“US$”) unless otherwise specified.

2017 THIRD QUARTER HIGHLIGHTS

• • New expanded Juanicipio Resource Estimate and robust 2017 PEA⁽¹⁾ announced subsequent to the quarter end (see press release November 7, 2017) with Base Case⁽²⁾ highlights (100% basis) as follows:
    • Process plant ramp up to a throughput rate of 1.4 million tonnes/year (4,000 tpd⁽¹⁾);
    • LOM⁽¹⁾ payable production of 183 million ounces of silver, and on a silver equivalent basis 352 million ounces⁽²⁾
    • Low LOM AISC⁽¹⁾ of $5.02/ounce of silver over an initial 19 years of mine-life;
    • Base case pre-tax IRR⁽¹⁾ 64.5%; after tax IRR 44.5%;
    • Base case pre-tax NPV⁽¹⁾  at a 5% discount rate of $1.86 billion; after tax NPV of  $1.14 billion;
    • Initial capital costs on 100% basis as of January 1, 2018 of $360 M⁽¹⁾ (MAG’s 44% $158.4 M);
    • Accelerated early silver flow gives less than a 2-year payback from plant start-up.

• • Intensified underground development is in process to allow for the planned increase to 4,000 tpd in mining rate and processing capacity.

• Permitting based on an upgraded mine design has commenced according to the operator, Fresnillo plc (“Fresnillo”).

• Independent feasibility study by AMC expected to be completed by early 2018, as required for a production decision under the Minera Juanicipio Shareholders’ Agreement.

• Formal Minera Juanicipio and respective joint venture partner board approvals expected upon completion of the feasibility study.

• 20,000 metre exploration drill program commenced in July, 2017.

• Company is well funded (cash and cash equivalents totaling $121,638 as at September 30, 2017).