Security key
829933100
SIRIUS XM HOLDINGS INC. - Common Stock, par value $0.001 per share (SIRI)
CUSIP: 829933100
Q3 2024 13F Holders as of 30 Sep 2024
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 245,992,440
- Total 13F value
- $5,825,067,060
- Share change
- +235,959,440
- Put/Call ratio
- 78%
- SEC-reported price per share
- $23.65
- Number of holders
- 484
- Value change
- +$5,587,786,215
- Number of buys
- 476
- Shares outstanding
- 334,923,564
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2024
Institutions
484
Top holders
10
SIRI full security history
Ownership snapshot
Full 13F holder table
SIRIUS XM HOLDINGS INC. SEC filings
SIRIUS XM HOLDINGS INC. company facts
Broader feeds
Ownership snapshot
Top reported holders of SIRI - SIRIUS XM HOLDINGS INC. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
R. Ted Weschler
Disclosed value leader
BERKSHIRE HATHAWAY INC
Comparable rows
0/15
Latest evidence
09 Sep 2024
3/4/5
13F
Highest disclosed value: $376,045,343
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BERKSHIRE HATHAWAY INC has the largest disclosed position value at $376.05M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BERKSHIRE HATHAWAY INC's linked filing trail.
Disclosed position value
Top 5
R. Ted Weschler
$2.44M
BERKSHIRE HATHAWAY INC
$376.05M
VANGUARD GROUP INC
$87.72M
BlackRock Finance, Inc.
$79.45M
MILLENNIUM MANAGEMENT LLC
$50.36M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| R. Ted Weschler |
3/4/5
Member of 10% owner group
|
—
class O/S missing
|
$2,438,161
770,692 shares
|
— | 09 Sep 2024 |
| BERKSHIRE HATHAWAY INC |
13F
Company
|
—
class O/S missing
|
$376,045,343
132,878,213 shares
|
— | 30 Jun 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$87,721,958
30,997,158 shares
|
— | 30 Jun 2024 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$79,445,248
28,072,525 shares
|
— | 30 Jun 2024 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
—
class O/S missing
|
$50,356,386
17,793,776 shares
|
— | 30 Jun 2024 |
| HRT FINANCIAL LP |
13F
Company
|
—
class O/S missing
|
$42,541,000
15,032,390 shares
|
— | 30 Jun 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
484
Shares
245,992,440
Rows available
484
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2024 vs Q2 2024 Across Filers
Q2 2024 holders
0
Q3 2024 holders
484
Holder diff
484
| Investor | Q2 2024 Shares | Q3 2024 Shares | Share Diff | Share Chg % | Q2 2024 value | Q3 2024 value | Value change | Value Chg % |
|---|