NASDAQ: CTSO
Cytosorbents Corp Stock Ownership - Who owns Cytosorbents?

Insider buying vs selling

Have Cytosorbents Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Phillip P. ChanChief Executive Officer2025-11-18100,000$0.64
$64.00kBuy
Michael G. BatorDirector2025-02-2410,000$1.13
$11.30kBuy
Vincent CapponiPresident and COO2025-02-2412,000$1.13
$13.56kBuy
Phillip P. ChanChief Executive Officer2025-02-2434,168$1.13
$38.61kBuy
Peter J. MarianiChief Financial Officer2025-02-2432,625$1.13
$36.87kBuy
Alan D. SobelDirector2025-02-2421,950$1.13
$24.80kBuy

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Net Insider Buy/Sell (L12M) Ownership

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CTSO Shareholders

What type of owners hold Cytosorbents Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
David Lamadrid12.48%7,837,500$5.27MInsider
Avenir Corp8.09%5,082,838$3.42MInstitution
Guillermina Vega Montiel7.95%4,993,984$3.36MInsider
Margie Chassman7.63%4,795,000$3.22MInsider
Robert Shipley4.73%2,972,819$2.00MInsider
Njtc Investment Fund LP4.07%2,554,999$1.72MInsider
Vanguard Group Inc3.51%2,204,294$1.48MInstitution
Skylands Capital LLC3.39%2,127,265$1.43MInstitution
Neuberger Berman Group LLC2.54%1,597,998$1.07MInstitution
Phillip P. Chan2.36%1,482,963$996.55kInsider

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CTSO vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTSO26.01%45.21%Net BuyingNet Buying
ELUT31.13%68.87%Net BuyingNet Buying
ECOR5.23%94.77%Net BuyingNet Buying
ICCM0.43%0.00%
NMTC28.58%4.79%Net BuyingNet Selling

Cytosorbents Stock Ownership FAQ

Who owns Cytosorbents?

Cytosorbents (NASDAQ: CTSO) is owned by 26.01% institutional shareholders, 45.21% Cytosorbents insiders, and 28.78% retail investors. David Lamadrid is the largest individual Cytosorbents shareholder, owning 7.84M shares representing 12.48% of the company. David Lamadrid's Cytosorbents shares are currently valued at $5.27M.

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