Warren Buffett Portfolio Concentration: Key Holdings Analysis March 2026

Warren Buffett's Berkshire Hathaway portfolio, as of March 31, 2026, demonstrates a concentrated approach to investing, with a significant portion allocated to a select group of stocks. This snapshot provides insight into the largest holdings and their recent share changes.

The largest position in Buffett's portfolio is Bank of America Corporation (BAC), representing approximately 9.52% of the total value. This holding, valued at $25.04 billion, falls within the Financial Services sector. Buffett's stake in Bank of America saw a slight reduction in shares during the period, decreasing by 0.71%.

Energy giant Chevron Corporation (CVX) is the second-largest holding, accounting for 6.64% ($17.46 billion) of the portfolio. This stock, also in the Energy sector, experienced a substantial decrease in Buffett's ownership, with shares falling by 35.17%.

Google parent company Alphabet Inc. (GOOGL) holds the third position, comprising 5.93% ($15.60 billion) of the portfolio. Buffett significantly increased his stake in Alphabet during this period, adding 203.99% more shares.

Buffett also maintains significant positions in other companies like DAVITA INC (DVA), DELTA AIR LINES INC (DAL), and others listed in the portfolio breakdown, though their allocations are smaller than the top three holdings.

For detailed information on Berkshire Hathaway's holdings and Warren Buffett's investment strategy, please visit Warren Buffett's profile. You can explore each stock's performance and details by visiting their respective pages, such as Bank of America, Chevron, and Alphabet Inc..