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
Q1 		– Sell
-8,810
Closed -$1.11M – 13455
2025
Q4 		$2.18M Sell
8,810
-19,743
-69% -$4.51M ﹤0.01% 5742
2025
Q3 		$6.01M Buy
28,553
+18,958
+198% +$3.34M ﹤0.01% 4025
2025
Q2 		$944K Buy
9,595
+7,633
+389% +$666K ﹤0.01% 7230
2025
Q1 		$173K Buy
1,962
+212
+12% +$19.6K ﹤0.01% 10654
2024
Q4 		$127K Sell
1,750
-11,251
-87% -$771K ﹤0.01% 11113
2024
Q3 		$1.03M Sell
13,001
-38,172
-75% -$2.94M ﹤0.01% 6816
2024
Q2 		$3.69M Buy
51,173
+2,739
+6% +$164K ﹤0.01% 4241
2024
Q1 		$4.57M Sell
48,434
-28,319
-37% -$2.49M ﹤0.01% 4083
2023
Q4 		$5.6M Sell
76,753
-349
-0.5% -$20.6K ﹤0.01% 3626
2023
Q3 		$5.14M Buy
77,102
+59,271
+332% +$5.46M ﹤0.01% 3604
2023
Q2 		$1.71M Sell
17,831
-17,103
-49% -$1.7M ﹤0.01% 5438
2023
Q1 		$3.52M Buy
+34,934
New +$5.35M ﹤0.01% 4385
2022
Q4 		– Sell
-9,141
Closed -$6.02M – 15089
2022
Q3 		$8.76M Sell
9,141
-19,395
-68% -$19.3M ﹤0.01% 2960
2022
Q2 		$19.1M Buy
28,536
+1,732
+6% +$1.07M ﹤0.01% 1891
2022
Q1 		$18.6M Buy
26,804
+3,357
+14% +$2.59M ﹤0.01% 2065
2021
Q4 		$21.2M Buy
23,447
+3,598
+18% +$3.42M ﹤0.01% 1947
2021
Q3 		$20M Buy
19,849
+19,651
+9,925% +$14.5M ﹤0.01% 1990
2021
Q2 		$128K Sell
198
-7,062
-97% -$4.9M ﹤0.01% 12677
2021
Q1 		$5.37M Sell
7,260
-2,374
-25% -$1.91M ﹤0.01% 4102
2020
Q4 		$7.45M Buy
9,634
+8,641
+870% +$6.81M ﹤0.01% 3047
2020
Q3 		$986K Buy
993
+416
+72% +$441K ﹤0.01% 6058
2020
Q2 		$600K Sell
577
-3,354
-85% -$3.37M ﹤0.01% 6739
2020
Q1 		$3.19M Buy
3,931
+3,411
+656% +$3.56M ﹤0.01% 3354
2019
Q4 		$650K Sell
520
-11,017
-95% -$17.8M ﹤0.01% 6374
2019
Q3 		$15.5M Sell
11,537
-50
-0.4% -$79.5K 0.01% 1725
2019
Q2 		$20.6M Sell
11,587
-570
-5% -$872K 0.01% 1399
2019
Q1 		$21.1M Buy
+12,157
New +$20.3M 0.01% 1295

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 $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
GSA Capital Partners
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
Wolverine Asset Management
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

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. 181 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.
  • 181 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.