Gossamer Bio (GOSS) Ownership - Who Owns Gossamer Bio?

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Gossamer Bio (GOSS) Ownership Overview

3.94% Insiders

9.63% Mutual Funds

40.79% Other Institutional Investors

13.74% ETFs

31.91% Public Companies and Individual Investors

The ownership structure of Gossamer Bio (GOSS) stock is a mix of institutional, retail, and individual investors. Approximately 64.16% of the company’s stock is owned by Institutional Investors, 3.94% is owned by Insiders, and 31.91% is owned by Public Companies and Individual Investors.

The ownership structure of Gossamer Bio (GOSS) stock is a mix of institutional, retail, and individual investors. Approximately 50.42% of the company’s stock is owned by Institutional Investors, 3.94% is owned by Insiders, and 13.74% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Aug 20, 2025	Sandra Milligan	xxxxxxxxxxxxx	$50016

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2025	Graham Capital Management, L.p.	xxxxxxxxxxxxx	$113047
Dec 31, 2025	Entrypoint Capital, Llc	xxxxxxxxxxxxx	$325763
Dec 31, 2025	Platinum Investment Management	xxxxxxxxxxxxx	$1742048
Dec 31, 2025	Perceptive Advisors Llc	xxxxxxxxxxxxx	$9732973

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	10,819,800	Institution	4.67%	4,728,253
	8,987,092	Institution	3.88%	3,927,359
	8,736,991	Institution	3.77%	3,818,065
	6,245,866	Insider	2.70%	2,729,443
	5,509,425	Institution	2.38%	2,407,619
	4,622,149	Institution	2.00%	2,019,879
	4,187,557	Institution	1.81%	1,829,962
Joseph Edelman	3,139,669	Institution	1.36%	1,372,035
	2,076,348	Institution	0.90%	907,364
	2,003,891	Institution	0.87%	875,700

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
8,987,092	Institution	3.88%	3,927,359
4,187,557	Institution	1.81%	1,829,962
2,076,348	Institution	0.90%	907,364
2,003,891	Institution	0.87%	875,700
1,109,792	Institution	0.48%	484,979
766,284	Institution	0.33%	334,866
564,659	Institution	0.24%	246,756
550,597	Institution	0.24%	240,611
258,566	Institution	0.11%	112,993
246,864	Institution	0.11%	107,880

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	6,910,934	Institution	2.99%	15,756,930
SPDR S&P BIOTECH ETF	5,202,778	Institution	2.25%	2,393,278
iShares Russell 2000 ETF	4,633,008	Institution	2.00%	2,025,088
Vanguard Extended Market ETF	2,221,554	Institution	0.96%	5,065,143
iShares Russell 2000 Growth ETF	1,609,529	Institution	0.70%	703,525
iShares Biotechnology ETF	1,332,014	Institution	0.58%	582,223
Xtrackers S&P 500 Swap UCITS ETF	1,106,444	Institution	0.48%	508,964
Xtrackers S&P 500 Swap UCITS ETF 5C-EUR Hedged	1,106,444	Institution	0.48%	508,964
Xtrackers S&P 500 Swap UCITS ETF	1,106,444	Institution	0.48%	508,964
Schwab U.S. Small-Cap ETF	1,002,375	Institution	0.43%	461,093

FAQ

Who Owns Gossamer Bio Inc (GOSS)?

According to the latest TipRanks data, approximately 40.79% of the company's stock is held by institutional investors, 3.94% is held by insiders, and 31.91% is held by retail investors.

What percentage of Gossamer Bio Inc (GOSS) stock is held by institutional investors?

According to the latest TipRanks data, approximately 40.79% of Gossamer Bio Inc (GOSS) stock is held by institutional investors.

What percentage of Gossamer Bio Inc (GOSS) stock is held by retail investors?

According to the latest TipRanks data, approximately 31.91% of Gossamer Bio Inc (GOSS) stock is held by retail investors.

Who owns the most shares of Gossamer Bio Inc (GOSS)?

Vanguard owns the most shares of Gossamer Bio Inc (GOSS).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.