13F Insight
DOSSIER · 13F Holders · Q1 2026Communication Services · Radio Broadcasting StationsDefensive growthQuality
SIRI

SIRIUSXM HOLDINGS INC

590 institutions still hold SIRIUSXM HOLDINGS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 829933100·Radio Broadcasting Stations·590 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 1.4%
vs prior quarter
13F value held
$4.8B
48.0% inst. owned
of float
Holders
590
-36 QoQ
filers reporting
Activity
+27 / −92
+941 added · −875 reduced
this quarter
Concentration
59.51%
BERKSHIRE HATHAWAY INC #1
top holder share
AI Holders Summary · Q1 2026

590 institutions reported SIRI in Q1 2026. BERKSHIRE HATHAWAY INC leads at 59.5% of the visible book. -36 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BERKSHIRE HATHAWAY INC
CIK 0001067983
$2.9B124.8M1.09%Q1 202602
BlackRock, Inc.
CIK 0002012383
$222M9.6M0.00%Q1 202603
Vanguard Portfolio Management
CIK 0002100121
$201M8.7M0.01%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$192M8.3M0.00%Q1 202605
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$160M6.9M0.02%Q1 202606
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$145M6.3M0.03%Q1 202607
Kontiki Capital Management (HK) Ltd.
CIK 0001713390
$131M5.7M9.22%Q1 202608
FPR PARTNERS LLC
CIK 0001546190
$99M4.4M17.13%Q1 202509
GOLDMAN SACHS GROUP INC
CIK 0000886982
$93M4.0M0.01%Q1 202610
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$86M3.7M0.01%Q1 202611
STATE STREET CORP
CIK 0000093751
$82M3.5M0.00%Q1 202612
D. E. Shaw & Co., Inc.
CIK 0001009207
$80M4.0M0.04%Q4 202513
CITADEL ADVISORS LLC
CIK 0001423053
$70M3.5M0.01%Q4 202514
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$68M3.0M0.03%Q1 202615
CHECK CAPITAL MANAGEMENT INC/CA
CIK 0001032814
$68M2.9M1.98%Q1 202616
Gates Capital Management, Inc.
CIK 0001312908
$63M2.7M1.73%Q1 202617
AMERIPRISE FINANCIAL INC
CIK 0000820027
$56M2.4M0.01%Q1 202618
Bank of New York Mellon Corp
CIK 0001390777
$50M2.2M0.01%Q1 202619
MORGAN STANLEY
CIK 0000895421
$50M2.2M0.00%Q1 202620
HBK INVESTMENTS L P
CIK 0001011443
$44M1.9M0.44%Q1 2026
Page 1 of 30
570 more holders available. Log in →