Jane Street’s Concentra Group Holdings CON Stock Holding History

Jane Street’s Portfolio CON Stock Details CON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.94M	Sell	98,983 -75,451	-43%	-$1.88M	﹤0.01%	4541
2026 Q1	$3.74M	Buy	174,434 +45,754	+36%	+$1.02M	﹤0.01%	3969
2025 Q4	$2.53M	Sell	128,680 -82,861	-39%	-$1.66M	﹤0.01%	4374
2025 Q3	$4.43M	Buy	+211,541	New	+$4.51M	﹤0.01%	3600
2025 Q2	–	Sell	-190,635	Closed	-$4.14M	–	11192
2025 Q1	$4.14M	Buy	+190,635	New	+$4.19M	﹤0.01%	3212
2024 Q4	–	Sell	-26,096	Closed	-$584K	–	10834
2024 Q3	$584K	Buy	+26,096	New	+$603K	﹤0.01%	6922

Other funds holding CON

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

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

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

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

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Jane Street's CON Position: Q2 2026 in Review

Jane Street reduced its Concentra Group Holdings (CON) stake by 43% in Q2 2026, selling an estimated $1.88M and leaving 98,983 shares worth $2.94M. The position accounts for ﹤0.01% of the portfolio, ranked #4541.

Jane Street first reported a position in CON in Q3 2024 and has held it in 6 quarters since. The position peaked at $4.43M in Q3 2025. 292 funds tracked by Wall St. Rank hold CON as of Q2 2026.

Jane Street held 98,983 shares of Concentra Group Holdings worth $2.94M as of Q2 2026.
Jane Street sold 75,451 Concentra Group Holdings shares in Q2 2026, an estimated $1.88M.
Concentra Group Holdings made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #4541 holding.
Jane Street first reported a position in Concentra Group Holdings in Q3 2024 and has held it in 6 quarters since.
Jane Street's Concentra Group Holdings position peaked at $4.43M in Q3 2025.
292 funds tracked by Wall St. Rank held Concentra Group Holdings as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.