Citadel Advisors
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Citadel Advisors’s Gossamer Bio GOSS Stock Holding History

Citadel Advisors’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
Q2 		$12.2K Sell
925
-1,215
-57% -$27.1K ﹤0.01% 13477
2026
Q1 		$56.2K Sell
2,140
-1
-0% -$126 ﹤0.01% 12358
2025
Q4 		$531K Buy
2,141
+1,027
+92% +$234K ﹤0.01% 8880
2025
Q3 		$234K Buy
1,114
+396
+55% +$69.8K ﹤0.01% 10890
2025
Q2 		$70.6K Sell
718
-5
-0.7% -$436 ﹤0.01% 11580
2025
Q1 		$63.6K Sell
723
-291
-29% -$26.9K ﹤0.01% 12041
2024
Q4 		$73.4K Buy
1,014
+360
+55% +$24.7K ﹤0.01% 11904
2024
Q3 		$51.6K Sell
654
-74
-10% -$5.7K ﹤0.01% 11872
2024
Q2 		$52.4K Buy
728
+630
+643% +$37.7K ﹤0.01% 11706
2024
Q1 		$9.2K Buy
98
+29
+42% +$2.55K ﹤0.01% 13514
2023
Q4 		$5.02K Sell
69
-9
-12% -$532 ﹤0.01% 13464
2023
Q3 		$5.16K Sell
78
-47
-38% -$4.33K ﹤0.01% 13417
2023
Q2 		$12K Sell
125
-391
-76% -$39K ﹤0.01% 13105
2023
Q1 		$52K Sell
516
-789
-60% -$121K ﹤0.01% 12096
2022
Q4 		$227K Buy
1,305
+981
+303% +$646K ﹤0.01% 9895
2022
Q3 		$310K Buy
+324
New +$322K ﹤0.01% 9499
2022
Q2 		– Sell
-453
Closed -$314K – 13320
2022
Q1 		$314K Buy
453
+262
+137% +$202K ﹤0.01% 10492
2021
Q4 		$173K Buy
+191
New +$181K ﹤0.01% 12068
2021
Q3 		– Sell
-3,246
Closed -$2.11M – 14103
2021
Q2 		$2.11M Sell
3,246
-5
-0.2% -$3.47K ﹤0.01% 6484
2021
Q1 		$2.41M Buy
3,251
+2,778
+587% +$2.24M ﹤0.01% 5966
2020
Q4 		$366K Buy
473
+90
+23% +$70.9K ﹤0.01% 8723
2020
Q3 		$380K Buy
383
+224
+141% +$238K ﹤0.01% 7754
2020
Q2 		$165K Buy
159
+11
+7% +$11.1K ﹤0.01% 8673
2020
Q1 		$120K Sell
148
-615
-81% -$642K ﹤0.01% 8492
2019
Q4 		$953K Sell
763
-2,647
-78% -$4.27M ﹤0.01% 5672
2019
Q3 		$4.58M Buy
+3,410
New +$5.42M ﹤0.01% 3236

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
DeepCurrents Investment Group
DeepCurrents Investment Group New York $3.3B AUM 12.57% 1-Year Est. Return
Context Capital Management
Context Capital Management Lajolla, California $4.89B AUM 1.86% 1-Year Est. Return
Worth Venture Partners
Worth Venture Partners Fort Lee, New Jersey $38.9M AUM 12.3% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
GSA Capital Partners
GSA Capital Partners London, United Kingdom $1.59B AUM 39.8% 1-Year Est. Return
Wolverine Asset Management
Wolverine Asset Management Chicago, Illinois $14.9B AUM 3.61% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $73.4B AUM 32.8% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $174M AUM

Citadel Advisors's GOSS Position: Q1 2026 in Review

Citadel Advisors sold out of Gossamer Bio (GOSS) in Q1 2026, closing a stake of 8,810 shares — an estimated $1.11M sold.

Citadel Advisors first reported a position in GOSS in Q1 2019 and held it in 27 quarters. The position peaked at $21.2M in Q4 2021. 182 funds tracked by Wall St. Rank hold GOSS as of Q1 2026.

  • Citadel Advisors reported no remaining Gossamer Bio position as of Q1 2026 after selling out during the quarter.
  • Citadel Advisors sold 8,810 Gossamer Bio shares in Q1 2026, an estimated $1.11M.
  • Citadel Advisors first reported a position in Gossamer Bio in Q1 2019 and held it in 27 quarters.
  • Citadel Advisors's Gossamer Bio position peaked at $21.2M in Q4 2021.
  • 182 funds tracked by Wall St. Rank held Gossamer Bio as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.