SIBuffett Warren E has been buying SIRI.
- The buy: Buffett Warren E, a 10%+ owner, bought 5,030,425 shares of SIRI on 31 July - 4 August 2025 — $106,446,791 at $21.16 a share.
- The entry above is not that price. A Form 4 discloses what they paid on their own trade date, which was before anyone else could see it. Ours is the opening price on the first session after this became public.
- Filed: 4 August 2025.
Risk: this is an INSTITUTION, not an executive. A fund or trust with a board seat or a 10% stake is building a position, and it may be averaging in, hedged elsewhere, or acting on a mandate that has nothing to do with a view on the next quarter. That is a different signal from a chief executive buying their own stock, which is why it posts here rather than under Big Insider Buys. An automated tracker of public SEC filings, not a recommendation.
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