XTX Topco’s Select Medical SEM Stock Holding History

XTX Topco’s Portfolio SEM Stock Details SEM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-138,229	Closed	-$2.05M	–	4319
2025 Q4	$2.05M	Buy	138,229 +110,257	+394%	+$1.56M	0.05%	551
2025 Q3	$359K	Buy	27,972 +6,653	+31%	+$88.7K	0.02%	1360
2025 Q2	$324K	Sell	21,319 -6,365	-23%	-$99.3K	0.01%	1377
2025 Q1	$462K	Buy	+27,684	New	+$510K	0.02%	1092
2024 Q4	–	Sell	-30,884	Closed	-$580K	–	2861
2024 Q3	$580K	Buy	+30,884	New	+$592K	0.04%	719
2024 Q1	–	Sell	-21,461	Closed	-$272K	–	2271
2023 Q4	$272K	Buy	21,461 +4,367	+26%	+$55.1K	0.06%	709
2023 Q3	$233K	Buy	+17,094	New	+$264K	0.04%	921
2023 Q2	–	Sell	-24,000	Closed	-$334K	–	1787
2023 Q1	$334K	Buy	+24,000	New	+$353K	0.07%	567

Other funds holding SEM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

GCL

Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

HSBC Holdings London, United Kingdom $239B AUM 42.32% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

XTX Topco's SEM Position: Q1 2026 in Review

XTX Topco sold out of Select Medical (SEM) in Q1 2026, closing a stake of 138,229 shares — an estimated $2.05M sold.

XTX Topco first reported a position in SEM in Q1 2023 and held it in 8 quarters. The position peaked at $2.05M in Q4 2025. 278 funds tracked by Wall St. Rank hold SEM as of Q1 2026.

XTX Topco reported no remaining Select Medical position as of Q1 2026 after selling out during the quarter.
XTX Topco sold 138,229 Select Medical shares in Q1 2026, an estimated $2.05M.
XTX Topco first reported a position in Select Medical in Q1 2023 and held it in 8 quarters.
XTX Topco's Select Medical position peaked at $2.05M in Q4 2025.
278 funds tracked by Wall St. Rank held Select Medical as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.