Marshall Wace’s MDxHealth MDXH Stock Holding History

Marshall Wace’s Portfolio MDXH Stock Details MDXH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-50,166	Closed	-$115K	–	3509
2026 Q1	$115K	Sell	50,166 -120,465	-71%	-$409K	﹤0.01%	2878
2025 Q4	$609K	Buy	170,631 +132,042	+342%	+$522K	﹤0.01%	2162
2025 Q3	$179K	Buy	+38,589	New	+$119K	﹤0.01%	2583

Other funds holding MDXH

Bleichroeder LP New York $559M AUM 83.7% 1-Year Est. Return

MVM Partners Boston, Massachusetts $1.91M AUM 81.42% 1-Year Est. Return

PCM

Perkins Capital Management Wayzata, Minnesota $133M AUM 127.86% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

GCP

GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Squarepoint New York $90.5B AUM 33.95% 1-Year Est. Return

XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

Marshall Wace's MDXH Position: Q2 2026 in Review

Marshall Wace sold out of MDxHealth (MDXH) in Q2 2026, closing a stake of 50,166 shares — an estimated $115K sold.

Marshall Wace first reported a position in MDXH in Q3 2025 and held it in 3 quarters. The position peaked at $609K in Q4 2025. 26 funds tracked by Wall St. Rank hold MDXH as of Q2 2026.

Marshall Wace reported no remaining MDxHealth position as of Q2 2026 after selling out during the quarter.
Marshall Wace sold 50,166 MDxHealth shares in Q2 2026, an estimated $115K.
Marshall Wace first reported a position in MDxHealth in Q3 2025 and held it in 3 quarters.
Marshall Wace's MDxHealth position peaked at $609K in Q4 2025.
26 funds tracked by Wall St. Rank held MDxHealth as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.