If you’ve ever looked at your retirement account and thought, “Is this really going to last me?”—you’re not alone. For many middle-aged Americans juggling aging parents, college-bound kids, and a volatile stock market, financial security can feel like a moving target. But while most of us were scrambling to make sense of market chaos, 94-year-old Warren Buffett quietly made a $300 billion move that could teach us all a thing or two about protecting wealth. His company, Berkshire Hathaway, now owns nearly 5% of the entire U.S. Treasury bill market—a bold, conservative play that might just be the smartest financial strategy of the decade.
Data Table: Berkshire vs. Others in Treasury Bills (2025)
| Entity | Treasury Bill Holdings | % of Market Share |
| Berkshire Hathaway | $300.87 billion | 4.89% |
| U.S. Federal Reserve | $195 billion | 3.17% |
| Apple Inc. | $15.5 billion | 0.25% |
| Total T-Bill Market | $6.15 trillion | 100% |
How much of the U.S. Treasury bill market does Berkshire Hathaway own?
As of the latest filings, Berkshire Hathaway owns approximately $300.87 billion in U.S. Treasury bills, representing about 4.89% of the total $6.15 trillion T-bill market.
Why is Warren Buffett investing so heavily in Treasury bills?
Buffett favors safety, liquidity, and predictable returns in times of market uncertainty. With average T-bill yields at 4.359% in April 2025 and few attractively priced acquisition targets, he’s parked Berkshire’s cash in short-term U.S. debt.
How does Berkshire Hathaway’s Treasury bill stake compare to the Federal Reserve?
Surprisingly, Berkshire Hathaway holds more Treasury bills than the U.S. Federal Reserve, whose position is currently around $195 billion, compared to Berkshire’s $300.87 billion.
How much total cash does Berkshire Hathaway currently have?
According to reports, Berkshire Hathaway’s total cash reserve is over $334 billion, with roughly 90% allocated to Treasury bills.
What did Warren Buffett sell in 2024 to build this cash position?
Berkshire Hathaway sold $134 billion worth of stocks in 2024, including a 70% reduction of its Apple stake, as well as trimming positions in Bank of America and Citigroup, in anticipation of rising risk and market volatility.
How has Warren Buffett’s strategy performed in 2025 so far?
While many top tech billionaires saw their wealth decline, Buffett’s strategy led to a $24.1 billion increase in his net worth year-to-date, making him one of only two top-10 billionaires to gain wealth in 2025.
Is Berkshire Hathaway B stock (NYSE: BRK.B) impacted by these moves?
Berkshire Hathaway B stock reflects the company’s broader strategy and may appeal to conservative investors seeking long-term value. Buffett’s cash-heavy posture may signal a future buying opportunity, drawing investor interest.
How does Apple compare in terms of Treasury holdings?
Apple, while also cautious, holds $15.5 billion in Treasury securities, a fraction of Berkshire’s $300B+ position, though it remains among the top corporate holders of U.S. government debt.
Takeaways:
- Follow the cash king strategy: When markets feel shaky, there’s wisdom in stepping back. Buffett’s shift toward U.S. Treasury bills reminds us that sometimes the best offense is a strong defense.
- Don’t chase hype: Even with stocks like Apple and Tesla making headlines, Buffett chose safety over speculation. Think long-term and evaluate your risk appetite.
- Stay patient and ready: Berkshire Hathaway isn’t sitting on $300B for nothing. Like Buffett, wait for the right moment—and pounce when true value appears.
- Remember: it’s never too late: Whether you’re 45 or 65, aligning your investments with your stage of life (and peace of mind) matters more than market trends.
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