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 Q2	$35K	Sell	212,531 -75,000	-26%	-$20.9K	﹤0.01%	272
2026 Q1	$94.5K	Buy	287,531 +75,000	+35%	+$118K	0.01%	288
2025 Q4	$659K	Hold	212,531	–	–	0.05%	171
2025 Q3	$559K	Sell	212,531 -14,697	-6%	-$32.4K	0.05%	128
2025 Q2	$279K	Hold	227,228	–	–	0.04%	142
2025 Q1	$250K	Sell	227,228 -68,385	-23%	-$79.1K	0.05%	137
2024 Q4	$267K	Sell	295,613 -121,345	-29%	-$104K	0.05%	143
2024 Q3	$411K	Sell	416,958 -115,670	-22%	-$111K	0.07%	126
2024 Q2	$480K	Sell	532,628 -200,000	-27%	-$150K	0.09%	102
2024 Q1	$865K	Buy	732,628 +19,600	+3%	+$21.6K	0.2%	64
2023 Q4	$651K	Buy	+713,028	New	+$527K	0.23%	55

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

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 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 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 212,531 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. 170 funds tracked by Wall St. Rank hold GOSS as of Q2 2026.

ADAR1 Capital Management held 212,531 shares of Gossamer Bio worth $35K as of Q2 2026.
ADAR1 Capital Management sold 75,000 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.
170 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.