SIRI at a glance
Sirius Xm Holdings Inc (SIRI, SEC CIK 908937) filed its latest 10-K annual report on February 5, 2026, a 10-Q quarterly report on July 30, 2026, an 8-K current report on July 30, 2026 and Form 4 insider filings as recently as September 10, 2026. SignalX summarizes each filing with AI and tracks the company's insider trades and institutional holders.
- For the fiscal year ended December 31, 2025 (FY2025), Sirius Xm Holdings Inc (SIRI) reported revenue of $8.6 billion (down 1.6% from FY2024) and net income of $805.0 million. Diluted EPS was $2.23.
- As of June 30, 2026, 35 institutional investment managers tracked by SignalX reported holding Sirius Xm Holdings Inc (SIRI) shares worth $5.9 billion in 13F-HR filings.
- In the last 90 days, SIRI insiders reported 0 open-market purchases ($0) and 1 open-market sale ($500K) on Form 4, a net sale of $500K.
Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).
- Revenue · FY2025
- $8.6B
- −1.6% vs prior year
- Insiders · 90 days
- 0 buys · 1 sell
- Net −$500K
- 13F holders
- 35 funds
- $5.9B · +0 vs prior quarter
- Latest 10-Q
- Jul 30, 2026
- Quarterly report
SignalX for SIRI
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- Fund moves. Which tracked funds opened, added or cut SIRI, by share count.
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Recent Insider Transactions (Form 4)
Latest reported trades by officers, directors and 10% owners
| Insider | Type | Date | Shares | Price |
|---|---|---|---|---|
| HARTENSTEIN EDDY W | G | Sep 9, 2026 | 8,193 | - |
| HARTENSTEIN EDDY W | G | Sep 9, 2026 | 8,193 | - |
| Mothner Eve | A | Aug 26, 2026 | 1,528 | - |
| HARTENSTEIN EDDY W | A | Aug 26, 2026 | 60 | - |
| Rapino Michael | A | Aug 26, 2026 | 60 | - |
| Zaslav David | A | Aug 26, 2026 | 60 | - |
| Greenstein Scott Andrew | A | Aug 26, 2026 | 177 | - |
| MALONE EVAN DANIEL | A | Aug 26, 2026 | 60 | - |
Financial SummaryXBRL
| Metric | FY2023 | FY2024 | FY2025 |
|---|---|---|---|
| Profitability | |||
| Revenue | - | $8.7B | $8.6B |
| Gross Profit | - | $4.6B | $4.5B |
| Operating Income | - | -$1.5B | $1.5B |
| Net Income | - | -$1.7B | $805.0M |
| Gross Margin | - | 53.1% | 52.4% |
| Op. Margin | - | -17.4% | 17.2% |
| Net Margin | - | -19.1% | 9.4% |
| Balance Sheet | |||
| Total Assets | $10.4B | $27.5B | $27.2B |
| Equity | -$2.6B | $11.1B | $11.6B |
| ROE | - | -15.0% | 7.0% |
| Per Share | |||
| EPS | - | $-6.14 | $2.23 |
| Cash Flow | |||
| Operating CF | - | $1.7B | $1.9B |
| CapEx | - | $728.0M | $653.0M |
Source: XBRL data in Sirius Xm Holdings Inc (SIRI)'s 10-K filings on SEC EDGAR, in USD. Compare across companies →
13F Fund Holdings: Quarterly Trend
Latest: Q2 2026Aggregate SIRI share value held by 13F filers tracked by SignalX, by quarter.
Quarterly totals table
| Quarter | Funds | Total value |
|---|---|---|
| Q2 2026 | 35 | $5.89B |
| Q1 2026 | 35 | $4.30B |
| Q4 2025 | 30 | $3.73B |
| Q3 2025 | 29 | $4.24B |
| Q2 2025 | 27 | $4.19B |
| Q1 2025 | 27 | $4.02B |
| Q4 2024 | 21 | $3.73B |
| Q3 2024 | 20 | $3.01B |
- BlackRock+7.98M (+83%)
- Dimensional Fund Advisors+4.21M (+67%)
- State Street Corp+2.44M (+69%)
- BNY Mellon+834.5K (+38%)
- T. Rowe Price Group+569.0K (+353%)
- Ameriprise Financial−1.69M (-70%)
- Two Sigma Investments−985.3K (-55%)
- Goldman Sachs Group−906.0K (-23%)
- Prudential Financial−551.6K (-80%)
- Morgan Stanley−515.3K (-24%)
- Millennium Management−509.1K
- D.E. Shaw & Co−101.5K
Source: 13F-HR filings on SEC EDGAR (aggregated from 224 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work
SIRI filing archive
AI analysis pages for each 10-K, 10-Q and 8-K
Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4
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SIRI SEC filings: frequently asked questions
Are SIRI insiders buying or selling?
In the last 90 days, Sirius Xm Holdings Inc (SIRI) officers, directors and 10% owners reported no open-market purchases and 1 open-market sale worth $499,702 by 1 insider on Form 4. Many insider sales are pre-planned or for taxes, so purchases usually carry more information.
Which institutions hold SIRI stock?
As of June 30, 2026, the largest Sirius Xm Holdings Inc (SIRI) holders among the 13F filers tracked by SignalX were Berkshire Hathaway Inc ($3.7 billion), BlackRock ($520.0 million), Dimensional Fund Advisors ($310.5 million), Vanguard Portfolio Management LLC ($268.3 million), Vanguard Capital Management LLC ($247.7 million). 13F-HR reports are filed up to 45 days after each quarter ends.
What was SIRI's revenue in fiscal year 2025?
For the fiscal year ended December 31, 2025 (FY2025), Sirius Xm Holdings Inc (SIRI) reported revenue of $8.6 billion (down 1.6% from FY2024) and net income of $805.0 million. Diluted EPS was $2.23. The figures come from the XBRL data in the 10-K.
What are the latest SIRI SEC filings?
Sirius Xm Holdings Inc (SIRI) filed its latest 10-K annual report on February 5, 2026, a 10-Q quarterly report on July 30, 2026, an 8-K current report on July 30, 2026 and a Form 4 insider filing on September 10, 2026.
What is SIRI's SEC CIK number?
Sirius Xm Holdings Inc (SIRI)'s SEC Central Index Key (CIK) is 908937. EDGAR lists every SIRI filing under that number.
Ask anything about SIRI
The research agent reads SIRI's filings, financials, insider trades and 13F holders, then answers with sources.