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Whitebox Advisors’s SiriusXM SIRI Stock Holding History

Whitebox Advisors’s Portfolio SIRI Stock Details SIRI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.55M Sell
153,943
-17,000
-10% -$365K 0.05% 157
2025
Q4 		$3.42M Buy
170,943
+5,000
+3% +$107K 0.06% 158
2025
Q3 		$3.86M Sell
165,943
-6,000
-3% -$139K 0.07% 145
2025
Q2 		$3.95M Buy
171,943
+25,916
+18% +$558K 0.11% 137
2025
Q1 		$3.29M Sell
146,027
-230,708
-61% -$5.43M 0.12% 139
2024
Q4 		$8.59M Sell
376,735
-799,987
-68% -$20.4M 0.32% 77
2024
Q3 		$27.8M Buy
1,176,722
+1,148,055
+4,005% +$35.7M 1.22% 35
2024
Q2 		$811K Buy
+28,667
New +$856K 0.03% 154
2022
Q1 		– Sell
-5,000
Closed -$318K – 971
2021
Q4 		$318K Sell
5,000
-13,500
-73% -$844K 0.01% 531
2021
Q3 		$1.13M Hold
18,500
– – 0.03% 244
2021
Q2 		$1.21M Buy
+18,500
New +$1.16M 0.03% 198

Other funds holding SIRI

Berkshire Hathaway
Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
KCMH
Kontiki Capital Management (HK) Hong Kong $1.43B AUM 9.81% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $761B AUM 31.28% 1-Year Est. Return
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board Toronto Ontario, Ontario, Canada $155B AUM 29.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return