CALUMET SPECIALTY PRODUCTS PARTNERS, L.P. 6,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS Underwriting AgreementUnderwriting Agreement • May 9th, 2012 • Calumet Specialty Products Partners, L.P. • Petroleum refining • New York
Calumet Specialty Products Partners, L.P., a Delaware limited partnership (the “Partnership”), proposes, subject to the terms and conditions stated herein, to issue and sell to the Underwriters named in Schedule I hereto (the “Underwriters”) an aggregate of 6,000,000 common units representing limited partner interests in the Partnership (“Common Units”) and, at the election of the Underwriters, up to 900,000 additional Common Units. The aggregate of 6,000,000 Common Units is herein called the “Firm Units” and the aggregate of 900,000 additional Common Units is herein called the “Optional Units.” The Firm Units and the Optional Units that the Underwriters elect to purchase pursuant to Section 2 hereof are herein collectively called the “Units.”
