Marshall Wace
WGS icon

Marshall Wace’s GeneDx Holdings WGS Stock Holding History

Marshall Wace’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
Q2 		– Sell
-13,782
Closed -$885K – 3807
2026
Q1 		$885K Buy
+13,782
New +$1.26M ﹤0.01% 2199
2025
Q4 		– Sell
-8,488
Closed -$914K – 3535
2025
Q3 		$914K Sell
8,488
-4,207
-33% -$458K ﹤0.01% 1974
2025
Q2 		$1.17M Buy
+12,695
New +$997K ﹤0.01% 1789
2024
Q4 		– Sell
-86,471
Closed -$3.67M – 3055
2024
Q3 		$3.67M Buy
+86,471
New +$2.92M ﹤0.01% 1110
2024
Q2 		– Sell
-55,318
Closed -$505K – 3009
2024
Q1 		$505K Buy
+55,318
New +$332K ﹤0.01% 1916
2023
Q4 		– Sell
-699,528
Closed -$2.55M – 2655
2023
Q3 		$2.55M Sell
699,528
-61,631
-8% -$338K 0.01% 1114
2023
Q2 		$4.54M Buy
761,159
+1
+0% +$8 0.01% 1062
2023
Q1 		$9.04M Buy
761,158
+570,500
+299% +$7.61M 0.02% 751
2022
Q4 		$1.64M Buy
190,658
+19,437
+11% +$428K ﹤0.01% 1838
2022
Q3 		$4.97M Buy
171,221
+22,261
+15% +$1.02M 0.01% 1373
2022
Q2 		$6.19M Buy
148,960
+2,736
+2% +$186K 0.01% 1192
2022
Q1 		$14.8M Buy
146,224
+86,516
+145% +$9.62M 0.03% 621
2021
Q4 		$8.79M Sell
59,708
-4,703
-7% -$1.05M 0.02% 953
2021
Q3 		$16.1M Buy
64,411
+2,638
+4% +$906K 0.07% 336
2021
Q2 		$28.6M Hold
61,773
– – 0.13% 165
2021
Q1 		$30.4M Buy
+61,773
New +$32.1M 0.14% 147

Other funds holding WGS

CM
Corvex Management New York $3.27B AUM 38.53% 1-Year Est. Return
CC
Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return

Marshall Wace's WGS Position: Q2 2026 in Review

Marshall Wace sold out of GeneDx Holdings (WGS) in Q2 2026, closing a stake of 13,782 shares — an estimated $885K sold.

Marshall Wace first reported a position in WGS in Q1 2021 and held it in 16 quarters. The position peaked at $30.4M in Q1 2021. 223 funds tracked by Wall St. Rank hold WGS as of Q2 2026.

  • Marshall Wace reported no remaining GeneDx Holdings position as of Q2 2026 after selling out during the quarter.
  • Marshall Wace sold 13,782 GeneDx Holdings shares in Q2 2026, an estimated $885K.
  • Marshall Wace first reported a position in GeneDx Holdings in Q1 2021 and held it in 16 quarters.
  • Marshall Wace's GeneDx Holdings position peaked at $30.4M in Q1 2021.
  • 223 funds tracked by Wall St. Rank held GeneDx Holdings as of Q2 2026.

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