SCHEDULE 13G Exhibit A Joint Filing AgreementJoint Filing Agreement • February 14th, 2014 • Ovp Venture Partners Vi Lp • Biological products, (no disgnostic substances)
Contract Type FiledFebruary 14th, 2014 Company IndustryThe undersigned agree that this Schedule 13G, and all amendments thereto, relating to the Common Stock of NanoString Technologies, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13G.