Berkshire bought about $27 million more Sirius XM in three trading days
A Form 4 filed Nov 3, 2026 shows Berkshire Hathaway adding to a stake of 125.7 million shares. Here is what the filing says, and what it leaves out.
Insider Buy of the Week goes to a buyer that already owns a lot of the stock. According to a Form 4 filed with the SEC on Nov 3, 2026, Berkshire Hathaway bought about 924,000 more Sirius XM shares across three trading days. The filing reports them as open-market purchases (transaction code P). By our arithmetic from the prices in the filing, that is roughly $26.9 million.
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