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Berkshire Hathaway (NYSE:BRK.A) reported weaker overall operating earnings in Q3, while subsidiary BNSF posted a strong contribution. BNSF's third quarter earnings rose 19.3% on higher freight volumes and improved efficiencies despite increased fuel costs. The railroad's performance highlighted the role of BNSF within Berkshire's diversified portfolio during the latest quarterly results. BNSF's 19.3% Q3 earnings jump, compared with Berkshire's softer operating results, only tells part of the story. Our analysis turns up 1 major warning sign for Berkshire Hathaway as well. For readers interested in more ideas with resilient operating models and long-term owner involvement, explore 28 top founder-led companies.NYSE:BRK.
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