XTX Topco’s SEI Investments SEIC Stock Holding History

XTX Topco’s Portfolio SEIC Stock Details SEIC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.14M	Buy	27,258 +3,427	+14%	+$282K	0.04%	781
2025 Q4	$1.95M	Buy	+23,831	New	+$1.96M	0.05%	582
2025 Q3	–	Sell	-57,884	Closed	-$5.2M	–	3189
2025 Q2	$5.2M	Buy	+57,884	New	+$4.66M	0.22%	71
2024 Q4	–	Sell	-15,203	Closed	-$1.05M	–	2860
2024 Q3	$1.05M	Sell	15,203 -468	-3%	-$31.2K	0.08%	401
2024 Q2	$1.01M	Buy	+15,671	New	+$1.05M	0.09%	357
2023 Q3	–	Sell	-6,881	Closed	-$410K	–	1965
2023 Q2	$410K	Sell	6,881 -1,414	-17%	-$82.3K	0.07%	505
2023 Q1	$477K	Buy	+8,295	New	+$497K	0.1%	322
2022 Q2	–	Sell	-4,428	Closed	-$267K	–	1077
2022 Q1	$267K	Buy	+4,428	New	+$263K	0.12%	309
2021 Q2	–	Sell	-6,070	Closed	-$370K	–	1060
2021 Q1	$370K	Buy	+6,070	New	+$356K	0.18%	196

Other funds holding SEIC

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Loomis, Sayles & Company

Loomis, Sayles & Company Boston, Massachusetts $74.3B AUM 24.01% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bank of America

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Lord, Abbett & Co

Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return