HRT Financial’s Gossamer Bio GOSS Stock Holding History

HRT Financial’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	-11,961	Closed	-$2.97M	–	4146
2025 Q4	$2.97M	Buy	+11,961	New	+$2.73M	0.01%	1046
2025 Q2	–	Sell	-4,868	Closed	-$428K	–	2977
2025 Q1	$428K	Buy	+4,868	New	+$450K	﹤0.01%	1549
2024 Q2	–	Sell	-7,026	Closed	-$663K	–	2528
2024 Q1	$663K	Buy	7,026 +6,872	+4,462%	+$605K	﹤0.01%	1107
2023 Q4	$11K	Buy	+154	New	+$9.1K	﹤0.01%	2075
2023 Q2	–	Sell	-19,352	Closed	-$1.95M	–	2755
2023 Q1	$1.95M	Buy	+19,352	New	+$2.96M	0.02%	608
2022 Q2	–	Sell	-127	Closed	-$88K	–	3213
2022 Q1	$88K	Sell	127 -18	-12%	-$13.9K	﹤0.01%	2683
2021 Q4	$131K	Sell	145 -70	-33%	-$66.5K	﹤0.01%	2685
2021 Q3	$216K	Buy	+215	New	+$158K	﹤0.01%	2634
2021 Q2	–	Sell	-151	Closed	-$111K	–	3096
2021 Q1	$111K	Buy	+151	New	+$122K	﹤0.01%	2450

Other funds holding GOSS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

KCM

Kalehua Capital Management Dallas, Texas $174M AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Arch Venture Management Chicago, Illinois $1.1B AUM 356.62% 1-Year Est. Return

Octagon Capital Advisors New York $1.11B AUM 866.76% 1-Year Est. Return

Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

HRT Financial's GOSS Position: Q1 2026 in Review

HRT Financial sold out of Gossamer Bio (GOSS) in Q1 2026, closing a stake of 11,961 shares — an estimated $2.97M sold.

HRT Financial first reported a position in GOSS in Q1 2021 and held it in 9 quarters. The position peaked at $2.97M in Q4 2025. 181 funds tracked by Wall St. Rank hold GOSS as of Q1 2026.

HRT Financial reported no remaining Gossamer Bio position as of Q1 2026 after selling out during the quarter.
HRT Financial sold 11,961 Gossamer Bio shares in Q1 2026, an estimated $2.97M.
HRT Financial first reported a position in Gossamer Bio in Q1 2021 and held it in 9 quarters.
HRT Financial's Gossamer Bio position peaked at $2.97M in Q4 2025.
181 funds tracked by Wall St. Rank held Gossamer Bio as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.