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Cytosorbents Corp

CTSO
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001175151

In the last 90 days, Cytosorbents Corp insiders filed 4 open-market purchases and 0 sales; 50 institutions reported holding it in 13F filings for Q2 2026, worth $6.04M in total; no superinvestor holds it.

13F holders, Q4 2021

Institutional positions in Cytosorbents Corp as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
91
−5 vs. Q3 2021
Shares held
17.8M
−578.8K (−3.2%) vs. Q3 2021
Total value
$74.6M
−$74.7M (−50.0%) vs. Q3 2021
New holders
14
28 more added
Sold out
19
29 more reduced

Compare with Q3 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CTSO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2021: 91 institutions
Q1 2021: 96 institutionsQ2 2021: 102 institutionsQ3 2021: 96 institutionsQ4 2021: 91 institutionsQ1 2022: 88 institutionsQ2 2022: 78 institutionsQ3 2022: 60 institutionsQ4 2022: 53 institutionsQ1 2023: 59 institutionsQ2 2023: 58 institutionsQ3 2023: 53 institutionsQ4 2023: 54 institutionsQ1 2024: 50 institutionsQ2 2024: 50 institutionsQ3 2024: 53 institutionsQ4 2024: 51 institutionsQ1 2025: 49 institutionsQ2 2025: 45 institutionsQ3 2025: 49 institutionsQ4 2025: 51 institutionsQ1 2026: 50 institutionsQ2 2026: 50 institutions
Value heldQ4 2021: $74.6M
Q1 2021: $151.6MQ2 2021: $132.4MQ3 2021: $149.2MQ4 2021: $74.6MQ1 2022: $57.3MQ2 2022: $33.9MQ3 2022: $20.7MQ4 2022: $22.7MQ1 2023: $51.3MQ2 2023: $54.7MQ3 2023: $28.7MQ4 2023: $20.0MQ1 2024: $16.7MQ2 2024: $11.8MQ3 2024: $24.7MQ4 2024: $14.1MQ1 2025: $16.9MQ2 2025: $20.7MQ3 2025: $15.3MQ4 2025: $10.8MQ1 2026: $9.32MQ2 2026: $6.04M
Institutions holding CTSO and their total value by quarter
QuarterHoldersValue
Q2 202650$6.04M
Q1 202650$9.32M
Q4 202551$10.8M
Q3 202549$15.3M
Q2 202545$20.7M
Q1 202549$16.9M
Q4 202451$14.1M
Q3 202453$24.7M
Q2 202450$11.8M
Q1 202450$16.7M
Q4 202354$20.0M
Q3 202353$28.7M
Q2 202358$54.7M
Q1 202359$51.3M
Q4 202253$22.7M
Q3 202260$20.7M
Q2 202278$33.9M
Q1 202288$57.3M
Q4 202191$74.6M
Q3 202196$149.2M
Q2 2021102$132.4M
Q1 202196$151.6M

Institutions, Q4 2021

Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q3 2021.

Institutions holding CTSO in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,631,210$11.0M0.00%+72,418+2.8%Added
Vanguard Group Inc2,209,165$9.26M0.00%+336,549+18.0%Added
Skylands Capital, LLC1,946,374$8.15M0.94%+108,833+5.9%Added
Avenir Corp1,787,275$7.49M0.58%+391,890+28.1%Added
Neuberger Berman Group LLC1,256,068$5.26M0.00%−4,506−0.4%Reduced
Granahan Investment Management Inc1,105,607$4.63M0.10%−48,954−4.2%Reduced
Sargent Investment Group, LLC784,836$3.29M0.75%−179,305−18.6%Reduced
State Street Corp720,788$3.02M0.00%−1,179−0.2%Reduced
Redmile Group, LLC717,244$3.00M0.07%−327,190−31.3%Reduced
Geode Capital Management, LLC693,915$2.91M0.00%−3,250−0.5%Reduced
Northern Trust Corp379,252$1.59M0.00%−3,229−0.8%Reduced
CM Management, LLC300,000$1.26M0.95%+125,000+71.4%Added
Royce & Associates LP251,000$1.05M0.01%+55,000+28.1%Added
Dimensional Fund Advisors LP249,675$1.05M0.00%+26,819+12.0%Added
Jacob Asset Management of New York LLC185,000$775.0K0.35%00.0%Unchanged
Morgan Stanley178,147$745.0K0.00%−68,215−27.7%Reduced
Anson Funds Management LP170,998$716.0K0.10%+170,998New
Bank of New York Mellon Corp159,690$669.0K0.00%−7,054−4.2%Reduced
Nuveen Asset Management, LLC133,997$594.0K0.00%−13,789−9.3%Reduced
Goldman Sachs Group Inc130,165$546.0K0.00%+43,115+49.5%Added
Charles Schwab Investment Management Inc105,131$441.0K0.00%+2,253+2.2%Added
Ameriprise Financial Inc100,411$421.0K0.00%+43,933+77.8%Added
Walleye Capital LLC93,606$392.0K0.01%+93,606New
Raymond James & Associates86,500$362.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.74,750$314.0K0.00%−1,808−2.4%Reduced
JPMorgan Chase & Co72,386$304.0K0.00%+56,784+364.0%Added
Engineers Gate Manager LP72,383$303.0K0.01%+72,383New
Two Sigma Advisers, LP61,300$257.0K0.00%−27,700−31.1%Reduced
Bank of America Corp60,264$252.0K0.00%+32+0.1%Added
Alliancebernstein L.P.54,500$228.0K0.00%00.0%Unchanged
Barclays PLC50,051$210.0K0.00%+32,885+191.6%Added
Walleye Trading LLC48,033$201.0K0.00%+48,033New
Raymond James Financial Services Advisors, Inc.47,543$199.0K0.00%+47,543New
Truist Financial Corp45,000$189.0K0.00%00.0%Unchanged
AQR Capital Management LLC40,437$169.0K0.00%+23,024+132.2%Added
Rhumbline Advisers40,192$168.0K0.00%−660−1.6%Reduced
Jump Financial, LLC39,252$164.0K0.01%+39,252New
ACT Capital Management, LLC35,000$147.0K0.11%00.0%Unchanged
Tower Research Capital LLC (TRC)35,004$146.0K0.00%+6,557+23.0%Added
Deutsche Bank AG34,095$143.0K0.00%+1,326+4.0%Added
Two Sigma Investments, LP33,313$140.0K0.00%+14,034+72.8%Added
Wells Fargo & Company33,020$139.0K0.00%+23,666+253.0%Added
Millennium Management LLC30,515$128.0K0.00%−11,995−28.2%Reduced
Manufacturers Life Insurance Company, The25,461$107.0K0.00%+639+2.6%Added
Susquehanna International Group, LLP23,988$101.0K0.00%+3,213+15.5%Added
Seelaus Asset Management LLC23,900$100.0K0.05%+500+2.1%Added
Creative Planning22,295$93.0K0.00%+200+0.9%Added
American International Group, Inc.21,914$92.0K0.00%−655−2.9%Reduced
California State Teachers Retirement System21,321$89.0K0.00%−2,304−9.8%Reduced
Citadel Advisors LLC20,822$87.0K0.00%−40,735−66.2%Reduced
New York State Common Retirement Fund20,141$84.0K0.00%−68−0.3%Reduced
Occudo Quantitative Strategies LP19,114$80.0K0.01%−3,198−14.3%Reduced
Cushing Asset Management, LP18,671$78.0K0.01%−102,208−84.6%Reduced
Parametric Portfolio Associates LLC18,487$77.0K0.00%−3,313−15.2%Reduced
Voya Investment Management LLC16,730$70.0K0.00%−499−2.9%Reduced
State Board of Administration of Florida Retirement System15,886$67.0K0.00%00.0%Unchanged
Aristides Capital LLC15,762$66.0K0.04%+15,762New
Country Club Trust Company, n.a.15,225$62.0K0.00%00.0%Unchanged
Squarepoint Ops LLC14,779$62.0K0.00%+14,779New
Invesco Ltd.14,233$60.0K0.00%−412−2.8%Reduced
Stifel Financial Corp13,585$57.0K0.00%−10,040−42.5%Reduced
Royal Bank of Canada13,108$55.0K0.00%+3,968+43.4%Added
Gsa Capital Partners LLP13,003$54.0K0.01%+13,003New
Commonwealth Equity Services, LLC12,023$50.0K0.00%−4,636−27.8%Reduced
UBS Group AG11,253$48.0K0.00%+9,654+603.8%Added
Virtu Financial LLC10,898$46.0K0.00%+10,898New
Citigroup Inc10,815$45.0K0.00%+5,870+118.7%Added
Bradley Foster & Sargent Inc10,250$43.0K0.00%−23,990−70.1%Reduced
HighMark Wealth Management LLC10,000$42.0K0.03%00.0%Unchanged
Bollard Group LLC9,801$41.0K0.00%00.0%Unchanged
TCTC Holdings, LLC9,000$38.0K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA8,978$37.6K0.00%+1,383+18.2%Added
Marshall Wace, LLP7,627$31.0K0.00%+7,627New
Smithfield Trust Co6,200$26.0K0.00%00.0%Unchanged
Legal & General Group Plc4,179$18.0K0.00%00.0%Unchanged
Cowen Prime Advisors LLC3,750$16.0K0.01%+2,550+212.5%Added
Ameritas Investment Partners, Inc.3,468$15.0K0.00%00.0%Unchanged
Hexagon Capital Partners LLC3,333$14.0K0.00%00.0%Unchanged
Fortitude Advisory Group L.L.C.3,125$13.0K0.01%+3,125New
Simplex Trading, LLC2,478$10.0K0.00%−12,279−83.2%Reduced
SOA Wealth Advisors, LLC.2,020$8.00K0.00%00.0%Unchanged
Geneos Wealth Management Inc.2,100$8.00K0.00%+2,100New
Northwestern Mutual Wealth Management Co1,226$5.00K0.00%+1,226New
American Portfolios Advisors1,000$4.19K0.00%00.0%Unchanged
Stonebridge Capital Advisors LLC1,000$4.00K0.00%00.0%Unchanged
Eaton Vance Management807$3.00K0.00%−220−21.4%Reduced
Captrust Financial Advisors482$2.00K0.00%+311+181.9%Added
First Horizon Advisors, Inc.456$1.00K0.00%00.0%Unchanged
Parallel Advisors, LLC226$1.00K0.00%00.0%Unchanged
Your Advocates Ltd., LLP250$1.00K0.00%00.0%Unchanged
AdvisorNet Financial, Inc100$00.00%−1,000−90.9%Reduced
Soleus Capital Management, L.P.0$00.00%−800,000−100.0%Sold out
Sectoral Asset Management Inc0$00.00%−244,660−100.0%Sold out
M&G Investment Management Ltd0$00.00%−205,801−100.0%Sold out
Bank of Montreal0$00.00%−117,966−100.0%Sold out
Winning Points Advisors, LLC0$00.00%−86,200−100.0%Sold out
Wealthcare Advisory Partners LLC0$00.00%−62,187−100.0%Sold out
MetLife Investment Management0$00.00%−15,424−100.0%Sold out
SG Americas Securities, LLC0$00.00%−14,044−100.0%Sold out
Envestnet Asset Management Inc0$00.00%−12,934−100.0%Sold out