Tang Capital Management’s GeneDx Holdings WGS Stock Holding History

Tang Capital Management’s Portfolio WGS Stock Details WGS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-100,000	Closed	-$10.8M	–	188
2025 Q3	$10.8M	Hold	100,000	–	–	0.41%	63
2025 Q2	$9.23M	Buy	+100,000	New	+$7.85M	0.47%	56
2024 Q1	–	Sell	-63,636	Closed	-$175K	–	135
2023 Q4	$175K	Hold	63,636	–	–	0.02%	122
2023 Q3	$232K	Hold	63,636	–	–	0.03%	104
2023 Q2	$379K	Buy	+63,636	New	+$504K	0.06%	91

Other funds holding WGS

Corvex Management New York $3.27B AUM 38.53% 1-Year Est. Return

Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return

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

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return

Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return

OIM

Oracle Investment Management Greenwich, Connecticut $168M AUM 42.86% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Tang Capital Management's WGS Position: Q4 2025 in Review

Tang Capital Management sold out of GeneDx Holdings (WGS) in Q4 2025, closing a stake of 100,000 shares — an estimated $10.8M sold.

Tang Capital Management first reported a position in WGS in Q2 2023 and held it in 5 quarters. The position peaked at $10.8M in Q3 2025. 287 funds tracked by Wall St. Rank hold WGS as of Q4 2025.

Tang Capital Management reported no remaining GeneDx Holdings position as of Q4 2025 after selling out during the quarter.
Tang Capital Management sold 100,000 GeneDx Holdings shares in Q4 2025, an estimated $10.8M.
Tang Capital Management first reported a position in GeneDx Holdings in Q2 2023 and held it in 5 quarters.
Tang Capital Management's GeneDx Holdings position peaked at $10.8M in Q3 2025.
287 funds tracked by Wall St. Rank held GeneDx Holdings as of Q4 2025.

Based on Tang Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.