Warren Buffett - Berkshire Hathaway Portfolio Allocation (Sep 30, 2025)
As of Sep 30, 2025, the Berkshire Hathaway portfolio managed by Warren Buffett was diversified across 12 sectors, according to the most recent SEC 13F filing dated Nov 14, 2025. This allocation breakdown highlights where the portfolio is most concentrated and how capital is distributed across industries.
The Financial Services sector represents the largest share at 41.0% of total portfolio value, followed by Financial Services and Technology and Consumer Defensive. Together, the top three sectors account for 79.6% of the portfolio, reflecting Warren Buffett's emphasis on strategic positioning. This sector allocation provides insights into the fund's investment strategy and risk exposure.
| Sector | Percentage of portfolio (%) | |
|---|---|---|
| Financial Services | 40.98% | |
| Technology | 23.63% | |
| Consumer Defensive | 15.04% | |
| Energy | 11.77% | |
| Communication Services | 2.32% | |
| Healthcare | 2.25% | |
| Consumer Cyclical | 1.67% | |
| Consumer Discretionary | 1.21% | |
| Industrials | 0.71% | |
| Basic Materials | 0.32% | |
| Real Estate | 0.06% | |
| ETF | 0.05% | |