Calumet Specialty Products Partners(CLMT) - 2021 Q1 - Quarterly Report

Table of Contents Title of each class Trading symbol(s) Name of each exchange on which registered Common units representing limited partner interests CLMT Nasdaq Large accelerated filer o Accelerated filer ☑ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT ...