XT
GOSS icon

XTX Topco’s Gossamer Bio GOSS Stock Holding History

XTX Topco’s Portfolio GOSS Stock Details GOSS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$223K Buy
679,125
+222,796
+49% +$350K ﹤0.01% 2757
2025
Q4 		$1.41M Buy
456,329
+181,547
+66% +$518K 0.04% 785
2025
Q3 		$723K Buy
274,782
+175,806
+178% +$388K 0.04% 797
2025
Q2 		$122K Buy
+98,976
New +$108K 0.01% 1841
2025
Q1 		– Sell
-21,339
Closed -$19.3K – 2645
2024
Q4 		$19.3K Buy
+21,339
New +$18.3K ﹤0.01% 2048
2024
Q1 		– Sell
-53,458
Closed -$48.8K – 2021
2023
Q4 		$48.8K Buy
+53,458
New +$39.5K 0.01% 1237
2023
Q3 		– Sell
-41,837
Closed -$50.2K – 1723
2023
Q2 		$50.2K Sell
41,837
-391,356
-90% -$487K 0.01% 1235
2023
Q1 		$546K Buy
433,193
+166,059
+62% +$318K 0.11% 244
2022
Q4 		$580K Buy
267,134
+250,669
+1,522% +$2.06M 0.12% 237
2022
Q3 		$197K Buy
+16,465
New +$204K 0.05% 789
2022
Q1 		– Sell
-13,310
Closed -$151K – 782
2021
Q4 		$151K Buy
+13,310
New +$158K 0.09% 408

Other funds holding GOSS

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $141M AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AVM
Arch Venture Management Chicago, Illinois $677M AUM 322.07% 1-Year Est. Return
OCA
Octagon Capital Advisors New York $904M AUM 737.04% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.03B AUM 214.94% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $50.9B AUM 42.89% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return