Who owns SIRIUS XM HOLDINGS INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SIRI from SEC Form 13F filings across 595 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 595 institutions disclosed 282.1M shares of SIRIUS XM HOLDINGS INC. worth $8.33B — about 83.7% of shares outstanding; the largest disclosed holder is Berkshire Hathaway Inc. Source: SEC Form 13F filings, parsed by EvidInvest.
595
13F holders
$8.33B
value, 2026 filers
83.7%
of shares outstanding (282.1M sh)
115
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SIRI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Berkshire Hathaway Inc | 124.8M | $3.69B | 1.2% | 37% | 0.0% |
| 2 | BlackRock, Inc. | 17.6M | $520.0M | 0.0% | 5.2% | +82.9% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 10.5M | $310.5M | 0.1% | 3.1% | +66.8% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 9.1M | $268.3M | 0.0% | 2.7% | +4.3% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 8.4M | $247.7M | 0.0% | 2.5% | +1.0% |
| 6 | Kontiki Capital Management (HK) Ltd. | 6.1M | $179.7M | 11.8% | 1.8% | +6.8% |
| 7 | STATE STREET CORP | 6.0M | $177.0M | 0.0% | 1.8% | +68.9% |
| 8 | Boston PartnersNEW | 5.1M | $150.2M | 0.1% | 1.5% | new |
| 9 | Gates Capital Management, Inc. | 4.5M | $134.1M | 3.2% | 1.3% | +65.5% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 3.9M | $115.3M | 0.0% | 1.2% | +5.3% |
| 11 | LSV ASSET MANAGEMENT | 3.6M | $106.9M | 0.2% | 1.1% | +12.4% |
| 12 | AQR CAPITAL MANAGEMENT LLC | 3.4M | $98.4M | 0.0% | 1% | +13.6% |
| 13 | CITADEL ADVISORS LLC | 3.3M | $97.8M | 0.0% | 1% | +1.5% |
| 14 | Bank of New York Mellon Corp | 3.0M | $89.0M | 0.0% | 0.9% | +38.3% |
| 15 | GOLDMAN SACHS GROUP INC | 3.0M | $88.8M | 0.0% | 0.9% | -23.2% |
| 16 | CHECK CAPITAL MANAGEMENT INC/CA | 2.9M | $86.5M | 2.4% | 0.9% | -0.5% |
| 17 | J. Goldman & Co LPNEW | 2.9M | $86.3M | 2.2% | 0.9% | new |
| 18 | CANADA PENSION PLAN INVESTMENT BOARD | 2.4M | $69.9M | 0.0% | 0.7% | -38.7% |
| 19 | NORGES BANKNEW | 2.1M | $61.8M | 0.0% | 0.6% | new |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.8M | $52.0M | 0.0% | 0.5% | +1.2% |
| 21 | Squarepoint Ops LLC | 1.6M | $48.7M | 0.1% | 0.5% | +3565.7% |
| 22 | Pacer Advisors, Inc.NEW | 1.6M | $48.6M | 0.1% | 0.5% | new |
| 23 | MORGAN STANLEY | 1.6M | $48.5M | 0.0% | 0.5% | -23.9% |
| 24 | NORTHERN TRUST CORP | 1.6M | $46.8M | 0.0% | 0.5% | +44.6% |
| 25 | Tidal Investments LLC | 1.5M | $45.0M | 0.1% | 0.5% | +26.2% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.