Alkermes plc Ordinary Shares ($0.01 par value) Form of Underwriting AgreementAlkermes Plc. • February 29th, 2012 • Pharmaceutical preparations • New York
Company FiledFebruary 29th, 2012 Industry JurisdictionElan Science Three Limited (the “Selling Shareholder”), a company incorporated under the laws of Ireland, proposes to sell to the several underwriters named in Schedule I hereto (the “Underwriters”), for whom you (the “Representatives”) are acting as representatives, ordinary shares, $0.01 par value (“Ordinary Shares”) of Alkermes plc, a company incorporated under the laws of Ireland (the “Company”) (said shares to be sold by the Selling Shareholder being hereinafter called the “Underwritten Securities”). The Selling Shareholder also proposes to grant to the Underwriters an option to purchase up to additional Ordinary Shares (the “Option Securities”; the Option Securities, together with the Underwritten Securities, being hereinafter called the “Securities”). To the extent there are no additional Underwriters listed on Schedule I other than you, the term Representatives as used herein shall mean you, as Underwriters, and the terms Representatives and Underwriters shall mean either the s