Jane Street
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Jane Street’s Gossamer Bio GOSS Stock Holding History

Jane Street’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 		– Sell
-1,945
Closed -$245K – 12099
2025
Q4 		$482K Sell
1,945
-6,831
-78% -$1.56M ﹤0.01% 7766
2025
Q3 		$1.85M Buy
+8,776
New +$1.55M ﹤0.01% 5087
2025
Q2 		– Sell
-8,543
Closed -$745K – 10097
2025
Q1 		$752K Buy
8,543
+8,383
+5,239% +$775K ﹤0.01% 6100
2024
Q4 		$11.6K Buy
+160
New +$11K ﹤0.01% 9169
2024
Q3 		– Sell
-1,167
Closed -$84.1K – 9878
2024
Q2 		$84.1K Sell
1,167
-2,862
-71% -$171K ﹤0.01% 8797
2024
Q1 		$380K Buy
4,029
+1,256
+45% +$111K ﹤0.01% 7162
2023
Q4 		$202K Buy
2,773
+2,599
+1,494% +$154K ﹤0.01% 8201
2023
Q3 		$11.6K Sell
174
-3,973
-96% -$366K ﹤0.01% 8370
2023
Q2 		$398K Sell
4,147
-11,992
-74% -$1.19M ﹤0.01% 6671
2023
Q1 		$1.63M Buy
16,139
+14,958
+1,267% +$2.29M ﹤0.01% 4176
2022
Q4 		$205K Sell
1,181
-630
-35% -$415K ﹤0.01% 7640
2022
Q3 		$1.74M Buy
1,811
+615
+51% +$611K ﹤0.01% 4438
2022
Q2 		$801K Buy
1,196
+800
+202% +$496K ﹤0.01% 5894
2022
Q1 		$275K Buy
396
+46
+13% +$35.5K ﹤0.01% 8535
2021
Q4 		$317K Sell
350
-250
-42% -$238K ﹤0.01% 8064
2021
Q3 		$603K Buy
600
+347
+137% +$256K ﹤0.01% 6917
2021
Q2 		$164K Buy
+253
New +$175K ﹤0.01% 8974
2021
Q1 		– Sell
-406
Closed -$314K – 9284
2020
Q4 		$314K Sell
406
-75
-16% -$59.1K ﹤0.01% 6336
2020
Q3 		$477K Buy
+481
New +$510K ﹤0.01% 5223

Other funds holding GOSS

D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
DIG
DeepCurrents Investment Group New York $3.3B AUM 12.57% 1-Year Est. Return
CCM
Context Capital Management Lajolla, California $5.15B AUM 1.28% 1-Year Est. Return
WVP
Worth Venture Partners Fort Lee, New Jersey $44.3M AUM 34.55% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $174M AUM

Jane Street's GOSS Position: Q1 2026 in Review

Jane Street sold out of Gossamer Bio (GOSS) in Q1 2026, closing a stake of 1,945 shares — an estimated $245K sold.

Jane Street first reported a position in GOSS in Q3 2020 and held it in 19 quarters. The position peaked at $1.85M in Q3 2025. 181 funds tracked by Wall St. Rank hold GOSS as of Q1 2026.

  • Jane Street reported no remaining Gossamer Bio position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 1,945 Gossamer Bio shares in Q1 2026, an estimated $245K.
  • Jane Street first reported a position in Gossamer Bio in Q3 2020 and held it in 19 quarters.
  • Jane Street's Gossamer Bio position peaked at $1.85M in Q3 2025.
  • 181 funds tracked by Wall St. Rank held Gossamer Bio as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.