INDIANAPOLIS, April 25, 2025 /PRNewswire/ -- Calumet, Inc. (NASDAQ: CLMT) (the "Company," "Calumet," "we," "our" or "us"), announced today that it plans to report results for the First Quarter 2025 on May 9, 2025. A conference call to discuss the financial and operational results is scheduled for May 9th at 9:00 AM ET. Investors, analysts and members of the media interested in listening to the live presentation are encouraged to join a webcast of the call with accompanying presentation slides; parties inter ...