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John Melloy

Reporter

Indexed articles, last 90 days
2
Latest publication
Sep 18, 2026
Outlet visibility, for CNBC
Top 5K sites
Earliest in this view
Sep 11, 2026

Latest articles

  1. Article · Sep 18, 2026 · John Melloy

    Warren Buffett stepping down as chairman of Berkshire Hathaway: 'Father Time always wins' (opens the original)

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    Warren Buffett is stepping down as chairman of Berkshire Hathaway, the sprawling conglomerate worth $1 trillion that he has led since 1965. The 96-year-old legendary investor announced the move in a letter to shareholders Friday. Buffett will become chairman emeritus, effective immediately, while remaining a director on the board, the company said in a separate announcement. His son, Howard Buffett, will replace him as chairman as dictated by a long-standing succession plan, Berkshire said. Susa

  2. Article · Sep 11, 2026 · John Melloy

    Leopold Aschenbrenner's Situational Awareness is active in options market, sources say (opens the original)

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    Leopold Aschenbrenner, the AI researcher whose hedge fund virtually collapsed over the summer, is getting active again in the financial markets via options. His firm, Situational Awareness, has been buying options positions in stocks including Advanced Micro Devices, Bloom Energy and Coreweave, sources told CNBC's David Faber. The moves were made late last week and early this week, the sources said. Other stocks where he was active include SK Hynix and SanDisk. Additionally, Situational Awarenes

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