VIA EMAIL AND OVERNIGHT DELIVERY November 7, 2018 Dear Mary Kay:Severance Agreement • November 21st, 2018 • Achillion Pharmaceuticals Inc • Pharmaceutical preparations • Connecticut
Contract Type FiledNovember 21st, 2018 Company Industry JurisdictionAs we discussed, this letter agreement confirms the terms of your transition and separation from employment with, and all offices in, Achillion Pharmaceuticals, Inc. (the “Company”), effective December 28, 2018 (the “Separation Date”).