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GOBankingRates
GOBankingRates
Sarah Li Cain

Here’s What’s in Warren Buffett’s ‘Secret Portfolio’ — and What Investors Can Learn From It

Warren Buffet Warren Buffett SEC Berkshire Hathaway Kinder Morgan
Nati Harnik/AP

When most people think of Warren Buffet’s portfolio, they probably think of household names like Apple or Coca-Cola. However, Berkshire Hathaway has a “secret portfolio,” where it indirectly owns assets managed by New England Asset Management (NEAM) in the billions. 

NEAM’s latest filing with the SEC was August 2025 and it showed a portfolio value of around $647 billion. Buffet’s “secret portfolio” may have as much as $5.9 billion in holdings. 

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