AMENDED AND RESTATED SHAREHOLDER RIGHTS PLAN AGREEMENT Dated as of August 3, 2007 Between MAG SILVER CORP. and COMPUTERSHARE INVESTOR SERVICES INC. as Rights AgentShareholder Rights Plan Agreement • February 26th, 2009 • Mag Silver Corp • Gold and silver ores • British Columbia
a corporation existing under the laws of Canada and authorized to carry on the business of a trust company in each of the provinces and territories of Canada (the "Rights Agent").
