XTX Topco’s SiriusXM SIRI Stock Holding History

XTX Topco’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	$278K	Sell	12,030 -59,545	-83%	-$1.28M	﹤0.01%	2547
2025 Q4	$1.43M	Buy	71,575 +37,256	+109%	+$801K	0.04%	771
2025 Q3	$799K	Sell	34,319 -6,027	-15%	-$139K	0.04%	721
2025 Q2	$927K	Buy	+40,346	New	+$868K	0.04%	710
2024 Q4	–	Sell	-52,161	Closed	-$1.23M	–	2874
2024 Q3	$1.23M	Buy	+52,161	New	+$1.62M	0.09%	334
2024 Q1	–	Sell	-1,887	Closed	-$103K	–	2279
2023 Q4	$103K	Sell	1,887 -3,417	-64%	-$164K	0.02%	1112
2023 Q3	$240K	Buy	+5,304	New	+$247K	0.04%	897
2023 Q1	–	Sell	-8,839	Closed	-$516K	–	1630
2022 Q4	$516K	Buy	+8,839	New	+$543K	0.11%	285
2022 Q3	–	Sell	-8,303	Closed	-$509K	–	1356
2022 Q2	$509K	Buy	8,303 +3,494	+73%	+$217K	0.21%	111
2022 Q1	$318K	Buy	+4,809	New	+$303K	0.14%	246
2021 Q2	–	Sell	-1,152	Closed	-$70K	–	1064
2021 Q1	$70K	Buy	+1,152	New	+$70.2K	0.03%	598

Other funds holding SIRI

Berkshire Hathaway

Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Kontiki Capital Management (HK) Hong Kong $1.43B AUM 9.81% 1-Year Est. Return

Goldman Sachs New York $871B 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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return