According to the Zhitong Finance APP, regulatory documents show that Berkshire Hathaway (BRK.A.US), led by Warren Buffett, has increased its holdings in Sirius XM (SIRI.US) stock worth approximately $106 million. The documents indicate that Berkshire Hathaway purchased 5,030,425 shares of Sirius XM common stock in a series of transactions from July 31 to August 4, 2025, raising its total holdings to over 124.8 million shares.
It is reported that Sirius XM is a North American radio entertainment company that provides live and curated services through satellite broadcasting, offering content such as music, sports, drama, talk shows, and news, primarily maintaining stable profits through in-car scenarios. Previous analyses have pointed out that Berkshire Hathaway's repeated increases in Sirius XM holdings may reflect the company's strategy to enhance its media and technology asset portfolio.
In addition, another regulatory document shows that Berkshire Hathaway sold 1,635,962 shares of dialysis service provider DaVita (DVA.US) at a price of $140.6, cashing out approximately $230 million. Notably, Berkshire Hathaway had previously reduced its holdings in DaVita multiple times, including a sale of 200,000 shares in May this year, cashing out $27.8 million.
It is reported that DaVita is a company that provides dialysis services for patients with kidney failure. The company does not manufacture dialysis medications or medical devices, focusing solely on providing dialysis services. Berkshire Hathaway has repeatedly increased its holdings in DaVita stock in the secondary market since 2012, holding 42.25% of the company as of March 31 of this year

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Berkshire Hathaway increased its holdings in Sirius XM stock by approximately $106 million, raising its stake to over 124.8 million shares. At the same time, it reduced its holdings in DaVita stock, cashing out approximately $230 million. This move may reflect its strategy to increase investments in media and technology assets

- Berkshire Hathaway, led by Warren Buffett, increased its stake in Sirius XM by approximately $106 million, acquiring 5,030,425 shares between July 31 and August 4, 2025.  
- This move raises Berkshire's total holdings in Sirius XM to over 124.8 million shares, reflecting a strategy to enhance its media and technology asset portfolio.  
- Additionally, Berkshire sold 1,635,962 shares of DaVita for about $230 million, continuing a trend of reducing its investment in the dialysis service provider.  

Berkshire Hathaway spent USD 106 million to increase its stake in Sirius XM and reduced its holdings in DaVita, cashing out USD 230 million