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NASDAQ: KROS
Keros Therapeutics Inc Stock Ownership - Who owns Keros Therapeutics?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Keros Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Adar1 Capital Management LLC10% Owner2025-10-15743,358$17.75
$13.19MSell
Pontifax Management 4 GP 2015 Ltd10% Owner2025-10-152,284,612$17.75
$40.55MSell
Pontifax Management 4 GP 2015 Ltd10% Owner2025-10-151,121,045$17.75
$19.90MSell
Pontifax Management 4 GP 2015 Ltd10% Owner2025-10-151,226,412$17.75
$21.77MSell
Pontifax Management 4 GP 2015 Ltd10% Owner2025-10-15155,262$17.75
$2.76MSell
Adar1 Capital Management LLC10% Owner2025-10-154,391,237$17.75
$77.94MSell
Adar1 Capital Management LLC10% Owner2025-10-15254,669$17.75
$4.52MSell
Adar1 Capital Management LLC10% Owner2025-06-20200$70.00
$14.00kSell
Adar1 Capital Management LLC10% Owner2025-06-20100$60.00
$6.00kSell
Adar1 Capital Management LLC10% Owner2025-06-201,400$70.00
$98.00kSell

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Net Insider Buy/Sell (L12M) Ownership

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KROS Shareholders

What type of owners hold Keros Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Adar1 Capital Management LLC13.27%5,389,264$81.05MInstitution
Blackrock Inc6.73%2,732,623$41.10MInstitution
Madison Avenue Partners LP6.63%2,691,465$40.48MInstitution
Vanguard Group Inc6.48%2,631,648$39.58MInstitution
Alon Lazarus5.01%2,036,140$30.62MInsider
Arkin Bio Ventures Limited Partnership4.96%2,013,102$30.28MInsider
Logos Global Management LP4.92%2,000,000$30.08MInstitution
Nantahala Capital Management LLC3.99%1,620,692$24.38MInstitution
Western Standard LLC3.78%1,534,893$23.08MInstitution
Tang Capital Management LLC3.49%1,418,984$21.34MInstitution

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KROS vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
KROS79.40%20.60%Net SellingNet Selling
MLTX78.35%21.65%Net SellingNet Selling
NAGE17.10%82.90%Net Buying
ZVRA64.43%22.25%Net SellingNet Buying
IVA5.15%0.00%
View Top Biotech Stocks

Keros Therapeutics Stock Ownership FAQ

Who owns Keros Therapeutics?

Keros Therapeutics (NASDAQ: KROS) is owned by 88.46% institutional shareholders, 22.95% Keros Therapeutics insiders, and 0.00% retail investors. Alon Lazarus is the largest individual Keros Therapeutics shareholder, owning 2.04M shares representing 5.01% of the company. Alon Lazarus's Keros Therapeutics shares are currently valued at $30.62M.

If you're new to stock investing, here's how to buy Keros Therapeutics stock.
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