Billionaires

Billionaire Family Offices Join Berkshire’s UnitedHealth Bet

George Soros’s investment firm, the family office of a Swedish packaging dynasty and Michael Platt’s BlueCrest Capital Management all increased their stakes in UnitedHealth last quarter, according to 13F filings published Thursday

UnitedHealthcare offices in Minnetonka, Minnesota.
Photographer: Stephen Maturen/Getty Images

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By Devon Pendleton

August 15, 2025 at 3:52 PM UTC

Updated on

August 15, 2025 at 5:33 PM UTC

Some of the world’s wealthiest people joined Warren Buffett’s Berkshire Hathaway Inc. in buying shares of embattled insurer UnitedHealth Group Inc. in the second quarter.

George Soros’ investment firm, the family office of a Swedish packaging dynasty and Michael Platt’s BlueCrest Capital Management all increased their stakes in UnitedHealth last quarter, according to 13F filings published Thursday.