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EAM Investors’s Gossamer Bio GOSS Stock Holding History

EAM Investors’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
-278,422
Closed -$863K – 312
2025
Q4 		$863K Hold
278,422
– – 0.1% 220
2025
Q3 		$732K Buy
+278,422
New +$614K 0.08% 224
2022
Q4 		– Sell
-215,246
Closed -$2.58M – 295
2022
Q3 		$2.58M Buy
+215,246
New +$2.67M 0.56% 55

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

EAM Investors's GOSS Position: Q1 2026 in Review

EAM Investors sold out of Gossamer Bio (GOSS) in Q1 2026, closing a stake of 278,422 shares — an estimated $863K sold.

EAM Investors first reported a position in GOSS in Q3 2022 and held it in 3 quarters. The position peaked at $2.58M in Q3 2022. 184 funds tracked by Wall St. Rank hold GOSS as of Q1 2026.

  • EAM Investors reported no remaining Gossamer Bio position as of Q1 2026 after selling out during the quarter.
  • EAM Investors sold 278,422 Gossamer Bio shares in Q1 2026, an estimated $863K.
  • EAM Investors first reported a position in Gossamer Bio in Q3 2022 and held it in 3 quarters.
  • EAM Investors's Gossamer Bio position peaked at $2.58M in Q3 2022.
  • 184 funds tracked by Wall St. Rank held Gossamer Bio as of Q1 2026.

Based on EAM Investors's 13F filing for Q1 2026, filed 13 May 2026.