William Blair Investment Management
WGS icon

William Blair Investment Management’s GeneDx Holdings WGS Stock Holding History

William Blair Investment 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
2026
Q1 		$49.8M Sell
775,269
-33,941
-4% -$3.09M 0.16% 138
2025
Q4 		$105M Sell
809,210
-410,928
-34% -$56.4M 0.29% 97
2025
Q3 		$131M Sell
1,220,138
-411,264
-25% -$44.8M 0.34% 82
2025
Q2 		$151M Buy
1,631,402
+442,414
+37% +$34.7M 0.4% 74
2025
Q1 		$105M Buy
1,188,988
+518,993
+77% +$45M 0.3% 99
2024
Q4 		$51.5M Buy
+669,995
New +$46.8M 0.13% 152

Other funds holding WGS

CM
Corvex Management New York $2.52B AUM 25.53% 1-Year Est. Return
CC
Casdin Capital New York $1.32B AUM 76.62% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $761B AUM 31.28% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
ZDA
Zweig-DiMenna Associates New York $713M AUM 97.69% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $141B AUM 30.34% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return