HighTower Advisors
GOSS icon

HighTower Advisors’s Gossamer Bio GOSS Stock Holding History

HighTower 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 		$21.6K Sell
65,630
-864
-1% -$1.36K ﹤0.01% 3754
2025
Q4 		$206K Buy
66,494
+46,993
+241% +$134K ﹤0.01% 3353
2025
Q3 		$51.3K Buy
+19,501
New +$43K ﹤0.01% 3606

Other funds holding GOSS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $141M AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AVM
Arch Venture Management Chicago, Illinois $677M AUM 322.07% 1-Year Est. Return
OCA
Octagon Capital Advisors New York $904M AUM 737.04% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.03B AUM 214.94% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

HighTower Advisors's GOSS Position: Q1 2026 in Review

HighTower Advisors reduced its Gossamer Bio (GOSS) stake by 1.3% in Q1 2026, selling an estimated $1.36K and leaving 65,630 shares worth $21.6K. The position accounts for ﹤0.01% of the portfolio, ranked #3754.

HighTower Advisors first reported a position in GOSS in Q3 2025 and has held it in 3 quarters since. The position peaked at $206K in Q4 2025. 184 funds tracked by Wall St. Rank hold GOSS as of Q1 2026.

  • HighTower Advisors held 65,630 shares of Gossamer Bio worth $21.6K as of Q1 2026.
  • HighTower Advisors sold 864 Gossamer Bio shares in Q1 2026, an estimated $1.36K.
  • Gossamer Bio made up ﹤0.01% of HighTower Advisors's portfolio in Q1 2026, its #3754 holding.
  • HighTower Advisors first reported a position in Gossamer Bio in Q3 2025 and has held it in 3 quarters since.
  • HighTower Advisors's Gossamer Bio position peaked at $206K in Q4 2025.
  • 184 funds tracked by Wall St. Rank held Gossamer Bio as of Q1 2026.

Based on HighTower Advisors's 13F filing for Q1 2026, filed 5 May 2026.