NASDAQ: GOSS
Gossamer Bio Inc Stock Ownership - Who owns Gossamer Bio?

Insider buying vs selling

Have Gossamer Bio Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Sandra MilliganDirector2025-08-1926,050$1.92
$50.02kBuy

1 of 1

GOSS insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when GOSS insiders and whales buy or sell their stock.

GOSS Shareholders

What type of owners hold Gossamer Bio Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Nea Management Company LLC7.71%18,093,034$6.69MInstitution
Blackrock Inc7.27%17,056,878$6.31MInstitution
Octagon Capital Advisors LP5.93%13,915,371$5.15MInstitution
Omega Fund V LP5.76%13,506,832$5.00MInsider
Vanguard Group Inc5.49%12,873,209$4.76MInstitution
State Street Corp3.97%9,310,969$3.45MInstitution
Arch Venture Management LLC3.43%8,055,916$2.98MInstitution
Corient Private Wealth LLC3.28%7,691,770$2.85MInstitution
Samsara Biocapital LLC3.08%7,222,559$2.67MInstitution
Faheem Hasnain2.66%6,245,866$2.31MInsider

1 of 3

GOSS vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
GOSS80.46%15.03%Net Buying
CYPH9.59%56.99%Net SellingNet Selling
PTHS13.55%86.45%Net BuyingNet Selling
ZSQR4.28%95.72%Net BuyingNet Buying
NRXS14.06%34.69%Net BuyingNet Buying

Gossamer Bio Stock Ownership FAQ

Who owns Gossamer Bio?

Gossamer Bio (NASDAQ: GOSS) is owned by 80.46% institutional shareholders, 15.03% Gossamer Bio insiders, and 4.52% retail investors. Omega Fund V LP is the largest individual Gossamer Bio shareholder, owning 13.51M shares representing 5.76% of the company. Omega Fund V LP's Gossamer Bio shares are currently valued at $5.00M.

If you're new to stock investing, here's how to buy Gossamer Bio stock.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.