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(That is the Warren Buffett Watch e-newsletter, information and evaluation on all issues Warren Buffett and Berkshire Hathaway. You may join right here to obtain it each Friday night in your inbox.)
Berkshire’s Japanese inventory positions high $30 billion
The overall worth of the 5 Japanese “buying and selling homes” in Berkshire Hathaway’s fairness portfolio has topped $30 billion in current weeks, and Warren Buffett is outwardly nonetheless shopping for.
Berkshire had already been constructing its positions for twelve months when Buffett initially revealed the stakes of round 5% every on August 30, 2020, his ninetieth birthday.
At the moment, the whole worth of the 5 positions was roughly $6.3 billion.
It is up 392% to $31.0 billion at the moment, with Berkshire shopping for extra through the years and the shares hovering between 227% and 551%.
The overall might be even larger as a result of some extra purchases might not have been disclosed but.
We all know Warren Buffett has been including to what was already a tremendously profitable funding, with public acknowledgements lately that two of the stakes have gone above 10%.
One of many two, Mitsui, detailed this week precisely what number of shares Berkshire owns.
In a information launch Thursday, the corporate relays phrase from Berkshire that its Nationwide Indemnity subsidiary owned 292,044,900 shares as of September 30.
At Friday’s shut, they’re valued at round $7.1 billion.
It is a 10.1% stake, making Nation Indemnity its greatest shareholder.
It is also a rise of two.3% from the 285,401,400 shares, a 9.7% stake, reported in March.
This week’s information launch is a follow-up to one issued two weeks in the past by Mitsui through which it mentioned it had been “knowledgeable” by Berkshire that “they now maintain 10% or extra of the voting rights in Mitsui,” however had not been advised the precise variety of shares Berkshire owned.
In late August, Mitsubishi reported it had been advised by Berkshire that its holding had elevated to 10.2% from 9.7% in March.
We have not heard something since March about Berkshire’s three different Japanese holdings, Itochu, Marubeni, and Sumitomo, however it will not be a shock to study these stakes have additionally gone above 10%.
Again in 2020, Buffett promised the businesses he wouldn’t elevate Berkshire’s stakes above 10% with out permission.
In his annual letter to shareholders launched in February, nevertheless, Buffett wrote, “As we approached this restrict the 5 corporations agreed to reasonably loosen up the ceiling.”
Because of this, he mentioned, “Over time, you’ll probably see Berkshire’s possession of all 5 improve considerably.”

In 2023, Buffett advised CNBC’s Becky Fast he was first drawn to the shares in 2020 as a result of “they had been promoting at what I assumed was a ridiculous value, notably the value in comparison with the rates of interest prevailing at the moment.”
This yr, he advised shareholders Berkshire will maintain onto them for “50 years or eternally.

BUFFETT AROUND THE INTERNET
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HIGHLIGHTS FROM THE ARCHIVE
Why Buffett and Munger do not belief monetary projections (1995)

BERKSHIRE STOCK WATCH
BERKSHIRE’S TOP U.S. HOLDINGS – Oct. 10, 2025
Berkshire’s high holdings of disclosed publicly traded shares within the U.S., Japan, and Hong Kong, by market worth, based mostly on at the moment’s closing costs.
Holdings are as of June 30, 2025, as reported in Berkshire Hathaway’s 13F submitting on August 14, 2025, apart from:
The complete listing of holdings and present market values is accessible from CNBC.com’s Berkshire Hathaway Portfolio Tracker.
QUESTIONS OR COMMENTS
Please ship any questions or feedback concerning the e-newsletter to me at alex.crippen@nbcuni.com. (Sorry, however we do not ahead questions or feedback to Buffett himself.)
For those who aren’t already subscribed to this article, you’ll be able to join right here.
Additionally, Buffett’s annual letters to shareholders are extremely beneficial studying. There are collected right here on Berkshire’s web site.
— Alex Crippen, Editor, Warren Buffett Watch
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