Free Trial
→ 100-year-old investment secret predicts what?! (From Weiss Ratings) (Ad) Buy CTSO Stock  Free CTSO Stock Alerts

Cytosorbents (CTSO) Institutional Ownership

Cytosorbents logo
$1.03 +0.01 (+0.98%)
Closing price 04/17/2025 04:00 PM Eastern
Extended Trading
$1.02 -0.01 (-0.97%)
As of 04/17/2025 05:53 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for Cytosorbents (NASDAQ:CTSO)

Current
Institutional Ownership
Percentage
32.87%
Number of
Institutional Buyers
(last 12 months)
11
Total
Institutional Inflows
(last 12 months)
$1.39M
Number of
Institutional Sellers
(last 12 months)
5
Total
Institutional Outflows
(last 12 months)
$1.36M
Get CTSO Insider Trade Alerts

Want to know when executives and insiders are buying or selling Cytosorbents stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

CTSO Institutional Buying and Selling by Quarter

Cytosorbents Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
4/10/2025 Key Client Fiduciary Advisors LLC78,457$78K0.0%+127.0%0.126%
2/17/2025Millennium Management LLC33,280$30K0.0%N/A0.061%
2/17/2025Granahan Investment Management LLC1,204,580$1.10M0.0%-42.5%2.203%
2/14/2025Northern Trust Corp91,560$83K0.0%+22.3%0.167%
2/13/2025Avenir Corp3,093,946$2.82M0.3%+4.0%5.658%
2/13/2025Neuberger Berman Group LLC1,681,883$1.53M0.0%-5.6%3.076%
2/13/2025Raymond James Financial Inc.108,621$99K0.0%N/A0.199%
2/13/2025Renaissance Technologies LLC88,020$80K0.0%+10.6%0.161%
2/7/2025CM Management LLC700,000$637K0.6%-12.5%1.280%
2/6/2025Raymond James Financial Inc.108,621$99K0.0%N/A0.199%
2/4/2025Skylands Capital LLC2,781,622$2.53M0.4%+1.0%5.087%
1/27/2025Sargent Investment Group LLC1,248,863$1.14M0.2%-23.2%2.284%
11/16/2024Geode Capital Management LLC467,058$701K0.0%+7.5%0.854%
11/6/2024Sargent Investment Group LLC1,626,247$2.44M0.4%+13.4%2.988%
10/8/2024Atomi Financial Group Inc.34,292$51K0.0%N/A0.063%
8/10/2024Sargent Investment Group LLC1,433,500$1.01M0.2%+4.9%2.640%
8/2/2024CM Management LLC850,000$598K0.5%+3.0%1.565%
7/26/2024Skylands Capital LLC2,840,778$2.00M0.3%-1.2%5.231%
5/16/2024Avenir Corp3,172,696$3.01M0.3%+4.0%5.842%
5/14/2024CM Management LLC825,000$784K0.6%+98.8%1.519%
4/15/2024 Key Client Fiduciary Advisors LLC34,557$33K0.0%+188.0%0.064%
2/14/2024Avenir Corp3,051,402$3.39M0.3%+12.3%6.866%
2/14/2024Neuberger Berman Group LLC1,801,799$2.00M0.0%+19.9%4.054%
2/9/2024Neuberger Berman Group LLC1,801,799$2.00M0.0%+19.9%4.054%
2/5/2024Skylands Capital LLC3,254,213$3.61M0.5%+10.5%7.323%
2/5/2024Sargent Investment Group LLC1,308,747$1.45M0.3%+4.1%2.945%
1/16/2024Raymond James & Associates50,000$56K0.0%N/A0.113%
11/13/2023Sargent Investment Group LLC1,257,048$2.36M0.6%-2.5%2.834%
11/1/2023Jacob Asset Management of New York LLC197,940$372K0.5%-16.8%0.446%
10/27/2023Skylands Capital LLC2,944,670$5.54M0.8%+5.4%6.638%
10/26/2023Chicago Partners Investment Group LLC36,358$67K0.0%+84.0%0.082%
8/14/2023Granahan Investment Management LLC1,616,587$5.80M0.2%+3.1%3.644%
8/11/2023Regal Investment Advisors LLC19,168$69K0.0%+36.6%0.043%
8/11/2023Avenir Corp2,719,732$9.76M0.9%+6.4%6.131%
8/8/2023Chicago Partners Investment Group LLC19,760$66K0.0%+88.2%0.045%
8/7/2023Acadian Asset Management LLC9,059$32K0.0%N/A0.020%
8/4/2023Simplex Trading LLC26,581$95K0.0%-18.8%0.060%
8/3/2023Skylands Capital LLC2,793,470$10.03M1.4%+1.4%6.356%
8/2/2023Houlihan Financial Resource Group Ltd.18,600$59K0.0%N/A0.042%
7/31/2023Cowen Prime Advisors LLC42,301$152K0.1%-8.1%0.096%
The U.S. just rewrote the rules of retirement (Ad)

For decades, Wall Street told retirees to stick with big names, stay diversified, and live off dividends. But Tim Plaehn says those rules no longer apply — and the 2025 trade war is exposing just how fragile that plan really was. Tim just released a video briefing explaining how the global shift is hammering traditional income stocks — and how a few U.S.-focused companies are built to weather the chaos.

Watch the 2025 Trade War dividend protection briefing now
7/31/2023Sargent Investment Group LLC1,289,546$4.63M1.1%+5.8%2.934%
7/19/2023Eudaimonia Partners LLC23,500$84K0.0%+17.5%0.053%
7/10/2023B.O.S.S. Retirement Advisors LLC13,491$48K0.0%N/A0.031%
7/10/2023AE Wealth Management LLC13,783$49K0.0%N/A0.031%
5/15/2023Granahan Investment Management LLC1,567,540$5.28M0.2%-1.6%3.566%
5/11/2023Jacob Asset Management of New York LLC237,940$802K0.9%-4.0%0.541%
5/11/2023Texas Capital Bank Wealth Management Services Inc.37,625$127K0.0%-23.1%0.086%
5/8/2023CM Management LLC450,000$1.52M1.8%-5.3%1.024%
5/5/2023Coastal Investment Advisors Inc.12,000$40K0.0%N/A0.027%
5/4/2023Skylands Capital LLC2,754,970$9.28M1.4%+8.4%6.268%
5/3/2023Cowen Prime Advisors LLC46,050$113K0.0%+11.8%0.105%
5/2/2023Sargent Investment Group LLC1,218,533$4.22M1.1%+23.8%2.773%
4/26/2023Chicago Partners Investment Group LLC10,498$29K0.0%-31.0%0.024%
2/14/2023Avenir Corp2,447,089$3.79M0.4%+5.7%5.608%
2/14/2023Susquehanna International Group LLP31,943$50K0.0%+379.5%0.073%
2/14/2023Granahan Investment Management LLC1,593,711$2.47M0.1%+5.5%3.652%
2/13/2023Neuberger Berman Group LLC1,529,095$2.33M0.0%+3.3%3.504%
2/9/2023CM Management LLC475,000$736K0.9%-29.6%1.089%
2/9/2023Skylands Capital LLC2,542,091$3.94M0.6%+8.3%5.826%
1/31/2023Sargent Investment Group LLC984,133$1.53M0.5%-11.2%2.255%
1/24/2023Eudaimonia Partners LLC20,000$31K0.0%+81.8%0.046%
11/16/2022Avenir Corp2,314,854$3.15M0.3%+6.9%5.304%
11/14/2022Ergoteles LLC177,503$241K0.0%-12.4%0.407%
11/4/2022CM Management LLC675,000$918K1.0%+12.5%1.549%
11/1/2022Skylands Capital LLC2,347,034$3.19M0.5%+0.9%5.386%
10/27/2022Sargent Investment Group LLC1,108,233$2.03M0.6%+13.4%2.543%
8/15/2022Winning Points Advisors LLC24,900$54K0.1%-63.6%0.057%
8/11/2022Avenir Corp2,164,999$4.74M0.5%-0.5%4.968%
8/8/2022CM Management LLC600,000$1.31M1.4%+71.4%1.377%
8/8/2022Y Intercept Hong Kong Ltd14,304$31K0.0%N/A0.033%
8/4/2022Texas Capital Bank Wealth Management Services Inc.48,958$107K0.0%N/A0.112%
8/1/2022Cowen Prime Advisors LLC42,200$92K0.1%+170.5%0.097%
7/28/2022Skylands Capital LLC2,324,997$5.09M0.7%+9.3%5.337%
7/27/2022Country Club Bank GFN15,225$34K0.0%N/A0.035%
7/26/2022Sargent Investment Group LLC977,496$2.14M0.7%+18.1%2.244%
7/19/2022 Key Client Fiduciary Advisors LLC12,000$26K0.0%N/A0.028%
5/16/2022Granahan Investment Management LLC1,215,928$3.88M0.1%+10.0%2.791%
5/11/2022GSA Capital Partners LLP131,655$420K0.1%+912.5%0.302%
5/9/2022CM Management LLC350,000$1.12M0.9%+16.7%0.803%
5/6/2022Sargent Investment Group LLC827,380$2.64M0.7%+5.4%1.899%
5/5/2022Skylands Capital LLC2,127,952$6.79M0.8%+9.3%4.885%
5/5/2022Royce & Associates LP349,000$1.11M0.0%+39.0%0.801%
5/2/2022Cowen Prime Advisors LLC15,600$50K0.0%+316.0%0.036%
4/27/2022Winning Points Advisors LLC68,400$218K0.2%N/A0.157%
3/11/2022Bradley Foster & Sargent Inc. CT10,250$43K0.0%-70.1%0.024%
2/16/2022Avenir Corp1,787,275$7.49M0.6%+28.1%4.111%
2/15/2022Cushing Asset Management LP18,671$78K0.0%-84.6%0.043%
2/14/2022Redmile Group LLC717,244$3.01M0.1%-31.3%1.650%
2/14/2022GSA Capital Partners LLP13,003$54K0.0%N/A0.030%
2/10/2022Paradigm Financial Partners LLC41,790$159K0.0%N/A0.096%
Trump’s treachery (Ad)

Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.

Millions of Americans are about to be wiped out, while others could make a fortune… click here to ma
2/8/2022Raymond James Financial Services Advisors Inc.47,543$199K0.0%N/A0.109%
2/8/2022Skylands Capital LLC1,946,374$8.16M0.9%+5.9%4.477%
2/8/2022Northern Trust Corp379,252$1.59M0.0%-0.8%0.872%
2/7/2022Royce & Associates LP251,000$1.05M0.0%+28.1%0.577%
2/2/2022CM Management LLC300,000$1.26M0.9%+71.4%0.690%
1/31/2022Commonwealth Equity Services LLC12,023$50K0.0%-27.8%0.028%
11/17/2021Winning Points Advisors LLC86,200$701K0.5%-37.0%0.198%
11/16/2021Two Sigma Advisers LP89,000$723K0.0%-37.0%0.205%
11/16/2021Metropolitan Life Insurance Co NY11,670$95K0.0%N/A0.027%
11/16/2021Cushing Asset Management LP120,879$982K0.1%+1.4%0.278%
(Data available from 1/1/2016 forward)

CTSO Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CTSO shares?

During the previous two years, 26 institutional investors and hedge funds held shares of Cytosorbents. The most heavily invested institutionals were Avenir Corp ($2.82M), Skylands Capital LLC ($2.53M), Neuberger Berman Group LLC ($1.53M), Sargent Investment Group LLC ($1.14M), Granahan Investment Management LLC ($1.10M), Geode Capital Management LLC ($701K), and CM Management LLC ($637K).Learn more on CTSO's institutional investors.

What percentage of Cytosorbents stock is owned by institutional investors?

32.87% of Cytosorbents stock is owned by institutional investors. Learn more on CTSO's institutional investor holdings.

Which institutional investors have been buying Cytosorbents stock?

Of the 23 institutional investors that purchased Cytosorbents stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Skylands Capital LLC ($738.32K), Avenir Corp ($737.87K), Sargent Investment Group LLC ($617.04K), Neuberger Berman Group LLC ($598.21K), CM Management LLC ($435K), Raymond James Financial Inc. ($217.24K), and Key Client Fiduciary Advisors LLC ($66.46K).

How much institutional buying is happening at Cytosorbents?

Institutional investors have bought a total of 3,740,539 shares in the last 24 months. This purchase volume represents approximately $6.20M in transactions.

Which Cytosorbents major shareholders have been selling company stock?

Of the 10 institutional investors that sold Cytosorbents stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Granahan Investment Management LLC ($916.47K), Sargent Investment Group LLC ($409.88K), CM Management LLC ($125K), Neuberger Berman Group LLC ($99.48K), Jacob Asset Management of New York LLC ($50K), Skylands Capital LLC ($34.77K), and Texas Capital Bank Wealth Management Services Inc. ($11.33K).

How much institutional selling is happening at Cytosorbents?

Institutional investors have sold a total of 1,661,562 shares in the last 24 months. This volume of shares sold represents approximately $1.79M in transactions.


Related Companies

This page (NASDAQ:CTSO) was last updated on 4/18/2025 by MarketBeat.com Staff
From Our Partners
Claim Your FREE Protection Guide
In the final days of his first term, Trump quietly left open an "off the books" wealth-protection loophole hid...
American Alternative | Sponsored
Trump’s betrayal exposed
Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to ...
Porter & Company | Sponsored
100-year-old investment secret predicts what?!
A 100-year-old indicator has quietly predicted nearly every major market meltdown — including the Dot-Com Bust...
Weiss Ratings | Sponsored
The first casualty of the 2025 trade war
The headlines scream tariffs and export bans — but the real damage is happening in retirement portfolios. Tim ...
Investors Alley | Sponsored
2025 could be "worse than the dot-com bust", says man who predicted 2008 banking crisis
What's coming next to the U.S. market could be worse than anything we've ever seen before – worse than the dot...
Stansberry Research | Sponsored
Is it CRAZY to still want reliable profits, despite this market?
Larry Benedict, the acclaimed "Market Wizard," is calling an emergency briefing now... The same Larry who –...
Brownstone Research | Sponsored
How War with China Could Start in 128 Days
The clock is ticking. Those who aren't prepared could lose everything. I've identified 43 investments we...
Behind the Markets | Sponsored
My prediction is coming true
We've developed a surprisingly effective way to see which stocks could double during massive shake-ups, by usi...
InvestorPlace | Sponsored