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 Officer2025-02-2434,168$1.13
$38.61kBuy
Vincent CapponiPresident and COO2025-02-2412,000$1.13
$13.56kBuy
Alan D. SobelDirector2025-02-2421,950$1.13
$24.80kBuy
Peter J. MarianiChief Financial Officer2025-02-2432,625$1.13
$36.87kBuy
Michael G. BatorDirector2025-02-2410,000$1.13
$11.30kBuy
Michael G. BatorDirector2025-01-1715,879$1.00
$15.88kBuy
Vincent CapponiPresident and COO2025-01-1731,760$1.00
$31.76kBuy
Phillip P. ChanChief Executive Officer2025-01-1790,832$1.00
$90.83kBuy
Efthymios DeliargyrisChief Medical Officer2025-01-1716,233$1.00
$16.23kBuy
Peter J. MarianiChief Financial Officer2025-01-1732,625$1.00
$32.63kBuy

1 of 2

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

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

CTSO Shareholders

What type of owners hold Cytosorbents Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
David Lamadrid12.54%7,837,500$8.07MInsider
Guillermina Vega Montiel7.99%4,993,984$5.14MInsider
Margie Chassman7.67%4,795,000$4.94MInsider
Avenir Corp4.95%3,093,946$3.19MInstitution
Robert Shipley4.76%2,972,819$3.06MInsider
Skylands Capital LLC4.45%2,781,622$2.87MInstitution
Njtc Investment Fund LP4.09%2,554,999$2.63MInsider
Vanguard Group Inc3.12%1,949,551$2.01MInstitution
Neuberger Berman Group LLC2.69%1,681,883$1.73MInstitution
Phillip P. Chan2.04%1,277,363$1.32MInsider

1 of 3

CTSO vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
CTSO24.53%44.74%Net BuyingNet Buying
XTNT32.26%67.74%Net SellingNet Selling
SRTS29.73%31.26%Net SellingNet Buying
ICCM0.27%0.00%
NSPR34.51%65.49%Net Buying

Cytosorbents Stock Ownership FAQ

Who owns Cytosorbents?

Cytosorbents (NASDAQ: CTSO) is owned by 24.53% institutional shareholders, 44.74% Cytosorbents insiders, and 30.74% retail investors. David Lamadrid is the largest individual Cytosorbents shareholder, owning 7.84M shares representing 12.54% of the company. David Lamadrid's Cytosorbents shares are currently valued at $8.54M.

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