Warren Buffett Bets Big on UnitedHealth Group in Major Portfolio Move

Warren Buffett, the legendary investor and CEO of Berkshire Hathaway, has made a notable move in the healthcare sector. According to recent filings, Berkshire Hathaway has taken a significant new position in UnitedHealth Group Inc. (NYSE: UNH), marking a $1.57 billion investment as of the filing date on 2025-08-14.

This new position represents approximately 0.61% of Berkshire Hathaway's total portfolio, with the company holding 5,039,564 shares of UNH. The move comes amid a period of strategic shifts in Buffett's investment strategy, particularly focusing on sectors that align with long-term growth and stability.

UnitedHealth Group, a major player in the healthcare industry, has seen consistent growth despite broader economic uncertainties. This new investment underscores Buffett's renewed focus on healthcare, a sector he has historically shown interest in due to its defensive nature and growing demand as healthcare costs rise.

The significance of this move lies in its potential to diversify Berkshire Hathaway's portfolio while aligning with trends in the healthcare sector. Investors will be closely monitoring whether this new position signals a broader shift in Buffett's investment thesis, particularly given his recent comments on economic conditions and market opportunities.