Sirius Xm Holdings 10% owner buys $26.9M of SIRI stock
Sirius Xm Holdings
- $26,894,245.18[1]
- 924,281[1]
Sirius Xm Holdings (SIRI) 10% owner Berkshire Hathaway Inc bought $26,894,245.18 of company stock on Oct 30, 2026, a Form 4 filed with the SEC on Nov 4, 2026 shows. The filing reports a purchase (code P), submitted 5 days after the trade.[1]
| Security | Owner | Date | Code | Action | Quantity | Price | Following holdings | Reporting delay |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Berkshire Hathaway Inc | 2026-10-30 | P | Purchase | 743,965 | $28.89 | 125,551,082 | 5 days |
| Common Stock | Berkshire Hathaway Inc | 2026-11-02 | P | Purchase | 66,968 | $29.47 | 125,618,050 | 5 days |
| Common Stock | Berkshire Hathaway Inc | 2026-11-03 | P | Purchase | 113,348 | $30.23 | 125,731,398 | 5 days |
What does the Form 4 show?
It lists 3 transactions for 924,281 shares, at an average $29.10 a share. Berkshire Hathaway Inc owned 125,731,398 shares after the last one, 0.7% more than before the first purchase.[1]
What else has the filing history shown?
What does this filing not show?
A Form 4 reports one set of trades, filed 5 days after the trade. It does not show why Berkshire Hathaway Inc traded or what else they own.[1]
SIRI insider trading activity
In open-market trades dated in the last 90 days, 1 insider bought $26.9M and no insider sold, per Form 4 filings.
- Berkshire Hathaway Inc (10% owner) bought 924,281 shares for $26.9M, last filed Nov 4.
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SIRI 13F fund activity
In 13F filings for the quarter ended Jun 30, 2026, 4 funds we track made a large change in SIRI: 3 opened a position or grew one by half or more, and 1 cut one by half or more.
- BlackRock, Inc. added 7,977,045 shares.
- State Street Corp added 2,444,881 shares.
- Squarepoint Ops LLC added 1,604,333 shares.
- Two Sigma Investments, LP cut 985,258 shares.
