13FBOX
SIRIUSXM HLDGS INC EQUITCLASS EQUITY · 13F Institutional Holdings
Options Calculator Rankings
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SIRIUSXM HLDGS INC EQUITCLASS EQUITY

SIRI
Institutions
608
Combined AUM (Q2 2026)
$8.96B
Combined Shares (Q2 2026)
303.6M
Overall Trend
Increase
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+48.4M
319 institutions added · 114 new buys
Est. buy amount
📤 Outflow (Q1 2026→Q2 2026)
-21.0M
216 institutions reduced · 64 exits
Est. sell amount
⚖️ Net Share Change
+27.4M
Net Buy
💰 Est. Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$8.96B
Institutions
608
New Buys
114
Adds
205
Reduces
152
Exits
64
Unchanged
137
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BERKSHIRE HATHAWAY INC
1.23%1.09%#16$3.69B124.8M$2.88B124.8M00.00%Unchanged
BlackRock, Inc.
0.01%<0.01%#243$520.0M17.6M$222.1M9.6M+8.0M+82.88%Add
DIMENSIONAL FUND ADVISORS LP
0.06%0.03%#117$310.5M10.5M$145.4M6.3M+4.2M+66.83%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
0.01%0.01%#214$268.3M9.1M$200.9M8.7M+377,881+4.34%Add
VANGUARD CAPITAL MANAGEMENT LLC
0.01%<0.01%#289$247.7M8.4M$191.6M8.3M+83,154+1.00%Add
SUSQUEHANNA INTERNATIONAL GROUP, LLP
0.02%0.02%#187$204.1M6.9M$160.4M6.9M-39,211-0.56%Reduce
Kontiki Capital Management (HK) Ltd.
11.78%9.22%#2$179.7M6.1M$131.5M5.7M+386,100+6.78%Add
STATE STREET CORP
0.01%<0.01%#291$177.0M6.0M$81.9M3.5M+2.4M+68.92%Add
CITADEL ADVISORS LLC
0.02%0.02%#181$156.9M5.3M$113.6M4.9M+390,508+7.94%Add
Boston Partners
0.13%#81$150.2M5.1M$00+5.1MNew Buy
GOLDMAN SACHS GROUP INC
0.01%0.01%#208$142.0M4.8M$93.1M4.0M+774,009+19.19%Add
Gates Capital Management, Inc.
3.22%1.73%#8$134.1M4.5M$63.3M2.7M+1.8M+65.55%Add
GEODE CAPITAL MANAGEMENT, LLC
0.01%0.01%#268$115.3M3.9M$85.6M3.7M+194,777+5.25%Add
LSV ASSET MANAGEMENT
0.19%0.16%#62$106.9M3.6M$74.3M3.2M+400,492+12.44%Add
AQR CAPITAL MANAGEMENT LLC
0.03%0.03%#137$98.4M3.4M$68.3M3.0M+407,401+13.63%Add
Tidal Investments LLC
0.15%0.06%#74$89.4M3.0M$27.9M1.2M+1.8M+150.36%Add
Bank of New York Mellon Corp
0.01%0.01%#193$89.0M3.0M$50.3M2.2M+834,479+38.32%Add
J. Goldman & Co LP
2.28%#14$88.2M3.0M$00+3.0MNew Buy
CHECK CAPITAL MANAGEMENT INC/CA
2.38%1.98%#12$86.5M2.9M$67.9M2.9M-14,796-0.50%Reduce
CANADA PENSION PLAN INVESTMENT BOARD
0.04%0.06%#133$69.9M2.4M$89.1M3.9M-1.5M-38.75%Reduce
NORGES BANK
0.01%0.01%#267$61.8M2.1M$38.3M1.7M+391,253+23.01%Add
BARCLAYS PLC
0.01%<0.01%#222$57.9M2.0M$16.6M720,775+1.2M+171.88%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
0.01%0.01%#249$52.0M1.8M$40.2M1.7M+20,442+1.17%Add
JANE STREET GROUP, LLC
<0.01%0.01%#317$50.6M1.7M$42.1M1.8M-112,556-6.17%Reduce
Squarepoint Ops LLC
0.05%<0.01%#119$48.7M1.6M$1.0M44,994+1.6M+3,565.66%Add
Pacer Advisors, Inc.
0.15%#77$48.6M1.6M$00+1.6MNew Buy
MORGAN STANLEY
<0.01%<0.01%#368$48.5M1.6M$50.5M2.2M-529,426-24.39%Reduce
HBK INVESTMENTS L P
0.47%0.44%#38$47.9M1.6M$43.5M1.9M-263,558-13.98%Reduce
NORTHERN TRUST CORP
0.01%<0.01%#285$46.8M1.6M$25.3M1.1M+488,418+44.56%Add
GROUP ONE TRADING LLC
0.06%0.04%#107$46.0M1.6M$23.0M997,211+558,589+56.02%Add
Penserra Capital Management LLC
0.33%0.22%#48$42.3M1.4M$18.8M815,137+617,760+75.79%Add
Gotham Asset Management, LLC
0.1%0.09%#98$40.9M1.4M$28.6M1.2M+144,680+11.68%Add
PRIVATE MANAGEMENT GROUP INC
0.96%0.9%#22$36.5M1.2M$31.2M1.4M-118,100-8.73%Reduce
VANGUARD FIDUCIARY TRUST CO
0.01%0.01%#242$35.1M1.2M$26.8M1.2M+26,971+2.32%Add
WEITZ INVESTMENT MANAGEMENT, INC.
2.43%2.08%#11$35.1M1.2M$29.8M1.3M-105,000-8.12%Reduce
SIMPLEX TRADING, LLC
0.02%0.02%#172$33.9M1.1M$24.8M1.1M+70,947+6.59%Add
THOMPSON SIEGEL & WALMSLEY LLC
0.57%1.04%#31$31.7M1.1M$59.2M2.6M-1.5M-58.18%Reduce
HRT FINANCIAL LP
0.06%0.13%#115$31.4M1.1M$53.4M2.3M-1.3M-54.16%Reduce
WITTENBERG INVESTMENT MANAGEMENT, INC.
9.44%3.08%#3$27.6M934,864$25.6M1.1M-172,552-15.58%Reduce
UBS Group AG
<0.01%<0.01%#335$27.1M917,488$27.3M1.2M-263,388-22.30%Reduce
Allianz Asset Management GmbH
0.02%0.02%#162$26.8M907,187$18.7M809,069+98,118+12.13%Add
FIRST TRUST ADVISORS LP
0.02%0.02%#189$26.1M882,128$22.0M952,013-69,885-7.34%Reduce
Walleye Trading LLC
0.03%0.03%#146$25.6M866,200$20.3M880,700-14,500-1.65%Reduce
RAYMOND JAMES FINANCIAL INC
0.01%0.01%#251$25.3M854,987$22.0M953,340-98,353-10.32%Reduce
TWO SIGMA INVESTMENTS, LP
0.02%0.03%#178$24.9M842,861$42.3M1.8M-989,558-54.00%Reduce
JPMORGAN CHASE & CO
<0.01%<0.01%#435$21.8M738,539$21.8M955,854-217,315-22.74%Reduce
PRICE T ROWE ASSOCIATES INC /MD/
<0.01%<0.01%#378$21.6M730,327$3.7M161,294+569,033+352.79%Add
AMERIPRISE FINANCIAL INC
<0.01%0.01%#310$21.5M728,508$55.7M2.4M-1.7M-69.83%Reduce
Invesco Ltd.
<0.01%<0.01%#408$21.4M723,901$7.2M310,575+413,326+133.08%Add
Empyrean Capital Partners, LP
0.67%0.52%#26$20.5M692,775$16.0M692,77500.00%Unchanged

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow