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    • Q1 2024 Koppers Holdings Inc Earnings Call

      Thomson Reuters StreetEvents via Yahoo Finance· 2 hours ago

      PC delivered adjusted EBITDA of $30 million a 19.9% margin and CM&C reported adjusted EBITDA of $4 million with a 3.3% margin. On slide 10, the rubber business achieved record ...

    • Mysteries, histories and family sagas

      Mysteries, histories and family sagas

      The Mining Journal· 3 days ago

      MRHC Board Member Judy Vonck recently told me an interesting story about one of her discoveries while volunteering in the John M. Longyear Research...