FIRST AMENDMENT TO AGREEMENT AND PLAN OF MERGERAgreement and Plan of Merger • December 20th, 2018 • Arsanis, Inc. • Biological products, (no disgnostic substances) • Delaware
Contract Type FiledDecember 20th, 2018 Company Industry JurisdictionTHIS FIRST AMENDMENT TO AGREEMENT AND PLAN OF MERGER, dated as of December 20, 2018 (the “Amendment”), is entered into by and among Arsanis, Inc., a Delaware corporation (“Public Company”), Artemis AC Corp., a Delaware corporation and a wholly-owned subsidiary of Public Company (“Merger Sub”), and X4 Pharmaceuticals, Inc., a Delaware corporation (the “Merger Partner” and together with Public Company and Merger Sub, the “Parties”).