
INDIANAPOLIS, Oct. 15, 2026 /PRNewswire/ -- Calumet, Inc. (NASDAQ: CLMT) (the "Company" or "Calumet") today announced that its wholly owned subsidiaries, Calumet Specialty Products Partners, L.P. (the "Partnership") and Calumet Finance Corp. (together with the Partnership, the "Issuers"), have given notice for redemption of $150 million of the outstanding 9.75% Senior Notes due 2028 (CUSIP Nos.










