ADAR1 Capital Management’s Gossamer Bio GOSS Stock Holding History

ADAR1 Capital Management’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	-439	Closed	-$109K	–	321
2025 Q4	$109K	Sell	439 -250	-36%	-$57.1K	0.01%	248
2025 Q3	$145K	Buy	+689	New	+$121K	0.01%	193
2025 Q1	–	Sell	-249	Closed	-$18K	–	228
2024 Q4	$18K	Sell	249 -1	-0.4%	-$69	﹤0.01%	201
2024 Q3	$19.7K	Hold	250	–	–	﹤0.01%	242
2024 Q2	$18K	Buy	+250	New	+$15K	﹤0.01%	223

Other funds holding GOSS

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 New York $3.3B AUM 12.57% 1-Year Est. Return

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 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

Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

KCM

Kalehua Capital Management Dallas, Texas $174M AUM

ADAR1 Capital Management's GOSS Position: Q2 2026 in Review

ADAR1 Capital Management reduced its Gossamer Bio (GOSS) stake by 26% in Q2 2026, selling an estimated $20.9K and leaving 2,657 shares worth $35K. The position accounts for ﹤0.01% of the portfolio, ranked #272.

ADAR1 Capital Management first reported a position in GOSS in Q4 2023 and has held it in 11 quarters since. The position peaked at $865K in Q1 2024. 166 funds tracked by Wall St. Rank hold GOSS as of Q2 2026.

ADAR1 Capital Management held 2,657 shares of Gossamer Bio worth $35K as of Q2 2026.
ADAR1 Capital Management sold 937 Gossamer Bio shares in Q2 2026, an estimated $20.9K.
Gossamer Bio made up ﹤0.01% of ADAR1 Capital Management's portfolio in Q2 2026, its #272 holding.
ADAR1 Capital Management first reported a position in Gossamer Bio in Q4 2023 and has held it in 11 quarters since.
ADAR1 Capital Management's Gossamer Bio position peaked at $865K in Q1 2024.
166 funds tracked by Wall St. Rank held Gossamer Bio as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.