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Top 5 largest mergers and acquisitions in history

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Deal value — Finance

Snapshot · 2026-05-31

  1. 1

    Vodafone – Mannesmann (1999–2000)

    ~$190–203 billion

  2. 2

    AOL – Time Warner (2000)

    ~$182 billion

  3. 3

    Verizon – Vodafone (wireless stake, 2013)

    ~$130 billion

  4. 4

    Dow Chemical – DuPont (2015)

    ~$130 billion

  5. 5

    Anheuser-Busch InBev – SABMiller (2016)

    ~$107 billion