Warren Buffett's Berkshire Hathaway Portfolio: Top Holdings and Sector Focus

Warren Buffett's Berkshire Hathaway Portfolio Analysis

As of September 30, 2025, Warren Buffett's portfolio through Berkshire Hathaway demonstrates a strategic focus on key sectors with notable concentration in technology and financial services.

• Total Portfolio Value: Calculated to be approximately $26.7 billion based on the provided holdings.
• Top Holdings:
• Apple Inc. (AAPL): The largest holding at $6,065,611,609.70, representing 22.69% of the portfolio.
• Bank of America Corp. (BAC): Second-largest holding valued at $2,930,673,191.90, accounting for 10.96%.
• Chubb Limited (CB): Third-largest with a value of $884,370,961.40, contributing 3.31%.
• Sector Allocations:
• Technology (AAPL and GOOGL): Together accounting for approximately 45% of the portfolio.
• Financial Services (BAC): Representing about 10.96%.
• Healthcare (DVA): Contributing around 1.6%.
• Other Sectors: Including Communication Services, Consumer Discretionary, and Consumer Cyclical, each contributing less than 2%.
• Notable Changes:
• Apple Inc. (AAPL): Significant increase of $178,461,420 over the prior period, marking a 100% growth.
• Bank of America Corp. (BAC): Slight decrease of $371,973,63 in shares and -6.15% change in value.
• Verisign Inc. (VRSN): Notable drop of 32.36% in value due to a significant decrease in shares.
• Conclusion:

Berkshire Hathaway's portfolio strategy reflects a strong emphasis on technology and financial services, with careful diversification across other sectors. The significant growth in Apple Inc. highlights the investor's focus on high-growth potential within the tech sector.