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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, Q2 2021

Institutional positions in Cytosorbents Corp as of Jun 30, 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
102
+6 vs. Q1 2021
Shares held
17.5M
+46.0K (+0.3%) vs. Q1 2021
Total value
$132.4M
−$19.2M (−12.7%) vs. Q1 2021
New holders
17
25 more added
Sold out
11
39 more reduced

Compare with Q1 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 holdersQ2 2021: 102 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 heldQ2 2021: $132.4M
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, Q2 2021

Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q1 2021.

Institutions holding CTSO in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,641,166$19.9M0.00%−187,436−6.6%Reduced
Vanguard Group Inc2,112,567$15.9M0.00%+10,629+0.5%Added
Skylands Capital, LLC1,772,000$13.4M1.58%+194,800+12.4%Added
Avenir Corp1,366,549$10.3M0.82%+1,007,679+280.8%Added
Redmile Group, LLC1,304,369$9.85M0.15%−823,262−38.7%Reduced
Granahan Investment Management Inc1,003,546$7.58M0.14%+91,392+10.0%Added
Sargent Investment Group, LLC856,315$6.46M1.54%+72,145+9.2%Added
Neuberger Berman Group LLC847,089$6.39M0.01%−16,725−1.9%Reduced
State Street Corp714,410$5.39M0.00%+56,624+8.6%Added
Geode Capital Management, LLC693,833$5.24M0.00%+36,374+5.5%Added
Northern Trust Corp405,611$3.06M0.00%−21,397−5.0%Reduced
Sectoral Asset Management Inc244,660$1.85M0.15%−28,000−10.3%Reduced
Morgan Stanley236,123$1.78M0.00%+35,166+17.5%Added
Jacob Asset Management of New York LLC185,000$1.40M0.46%+60,000+48.0%Added
M&G Investment Management Ltd150,144$1.20M0.01%+150,144New
Bank of New York Mellon Corp155,639$1.18M0.00%−6,022−3.7%Reduced
Nuveen Asset Management, LLC152,065$1.15M0.00%−9,537−5.9%Reduced
CM Management, LLC150,000$1.13M0.82%+30,000+25.0%Added
Two Sigma Advisers, LP141,300$1.07M0.00%−73,300−34.2%Reduced
Renaissance Technologies LLC140,100$1.06M0.00%−39,900−22.2%Reduced
Winning Points Advisors, LLC136,900$1.03M0.78%−2,200−1.6%Reduced
Royce & Associates LP137,000$1.03M0.01%00.0%Unchanged
Cushing Asset Management, LP119,181$900.0K0.09%−1,114−0.9%Reduced
Charles Schwab Investment Management Inc103,396$781.0K0.00%−996−1.0%Reduced
Goldman Sachs Group Inc90,892$686.0K0.00%+22,631+33.2%Added
Raymond James & Associates86,500$653.0K0.00%−131,550−60.3%Reduced
AQR Capital Management LLC84,927$641.0K0.00%−35,859−29.7%Reduced
Ameriprise Financial Inc79,923$604.0K0.00%−2,109−2.6%Reduced
Advisor Group Holdings, Inc.77,750$588.0K0.00%+4,200+5.7%Added
Two Sigma Investments, LP75,354$569.0K0.00%−49,962−39.9%Reduced
Wealthcare Advisory Partners LLC62,187$470.0K0.03%00.0%Unchanged
Dimensional Fund Advisors LP61,487$464.0K0.00%+61,487New
Bank of America Corp61,224$462.0K0.00%−25,085−29.1%Reduced
Susquehanna International Group, LLP59,573$450.0K0.00%−15,664−20.8%Reduced
California State Teachers Retirement System56,880$429.0K0.00%−5,286−8.5%Reduced
Alliancebernstein L.P.54,500$411.0K0.00%+2,200+4.2%Added
Millennium Management LLC52,247$394.0K0.00%+52,247New
ExodusPoint Capital Management, LP48,071$363.0K0.01%+48,071New
Truist Financial Corp45,000$340.0K0.00%00.0%Unchanged
Los Angeles Capital Management LLC42,378$320.0K0.00%−20,690−32.8%Reduced
Bradley Foster & Sargent Inc40,740$308.0K0.01%+864+2.2%Added
Rhumbline Advisers40,427$305.0K0.00%−2,131−5.0%Reduced
ACT Capital Management, LLC35,000$265.0K0.14%+35,000New
Deutsche Bank AG34,558$261.0K0.00%−816−2.3%Reduced
New York State Common Retirement Fund31,747$240.0K0.00%+347+1.1%Added
Citadel Advisors LLC31,415$237.0K0.00%+7,777+32.9%Added
Tower Research Capital LLC (TRC)28,774$218.0K0.01%+24,296+542.6%Added
Jane Street Group, LLC28,191$213.0K0.00%+28,191New
Manufacturers Life Insurance Company, The27,108$205.0K0.00%+1,156+4.5%Added
Stifel Financial Corp23,625$178.0K0.00%00.0%Unchanged
American International Group, Inc.23,106$174.0K0.00%−836−3.5%Reduced
Seelaus Asset Management LLC22,900$173.0K0.10%−1,000−4.2%Reduced
Creative Planning21,795$165.0K0.00%−4,800−18.0%Reduced
Occudo Quantitative Strategies LP20,031$151.0K0.02%+3,231+19.2%Added
Commonwealth Equity Services, LLC18,923$142.0K0.00%+1,738+10.1%Added
Marshall Wace, LLP17,458$132.0K0.00%+17,458New
Voya Investment Management LLC17,229$130.0K0.00%−1,562−8.3%Reduced
JPMorgan Chase & Co16,104$122.0K0.00%+428+2.7%Added
State Board of Administration of Florida Retirement System15,886$120.0K0.00%+122+0.8%Added
HRT Financial LP15,560$117.0K0.00%+15,560New
Country Club Trust Company, n.a.15,225$115.0K0.01%00.0%Unchanged
Parametric Portfolio Associates LLC14,521$110.0K0.00%−1,295−8.2%Reduced
Simplex Trading, LLC13,951$105.0K0.00%+13,951New
Russell Investments Group, Ltd.13,101$98.0K0.00%+13,101New
HighTower Advisors, LLC11,765$89.0K0.00%+346+3.0%Added
Envestnet Asset Management Inc11,527$87.0K0.00%+523+4.8%Added
Invesco Ltd.11,044$83.0K0.00%−4,533−29.1%Reduced
ProShare Advisors LLC10,697$81.0K0.00%−278−2.5%Reduced
HighMark Wealth Management LLC10,000$76.0K0.06%00.0%Unchanged
Bollard Group LLC9,801$74.0K0.00%00.0%Unchanged
Cubist Systematic Strategies, LLC9,682$73.0K0.00%−3,019−23.8%Reduced
Wells Fargo & Company9,292$71.0K0.00%−94,831−91.1%Reduced
TCTC Holdings, LLC9,000$68.0K0.00%00.0%Unchanged
Royal Bank of Canada7,823$58.0K0.00%+840+12.0%Added
Advisory Services Network, LLC7,380$56.0K0.00%+7,380New
Smithfield Trust Co6,200$47.0K0.00%+6,200New
Barclays PLC5,945$45.0K0.00%−28,399−82.7%Reduced
Legal & General Group Plc4,355$33.0K0.00%−322−6.9%Reduced
UBS Group AG3,418$26.0K0.00%−4,164−54.9%Reduced
Ameritas Investment Partners, Inc.3,468$26.0K0.00%00.0%Unchanged
Hexagon Capital Partners LLC3,333$25.0K0.01%00.0%Unchanged
Citigroup Inc1,962$15.0K0.00%−757−27.8%Reduced
SOA Wealth Advisors, LLC.2,020$15.0K0.00%00.0%Unchanged
Point72 Hong Kong Ltd1,871$14.0K0.00%+1,871New
BNP Paribas Arbitrage, SA1,475$11.1K0.00%−3,839−72.2%Reduced
AdvisorNet Financial, Inc1,100$8.00K0.00%00.0%Unchanged
Stonebridge Capital Advisors LLC1,000$8.00K0.00%00.0%Unchanged
American Portfolios Advisors1,000$7.55K0.00%00.0%Unchanged
Financial Perspectives, Inc1,000$7.55K0.00%−7,680−88.5%Reduced
Lazard Asset Management LLC1,012$7.00K0.00%−3,817−79.0%Reduced
Eaton Vance Management925$7.00K0.00%+925New
Quantbot Technologies LP600$4.00K0.00%+600New
Gemmer Asset Management LLC400$3.00K0.00%00.0%Unchanged
Parallel Advisors, LLC226$2.00K0.00%00.0%Unchanged
Your Advocates Ltd., LLP250$2.00K0.00%00.0%Unchanged
Gradient Investments LLC150$1.00K0.00%−1,050−87.5%Reduced
Harbour Investments, Inc.75$1.00K0.00%00.0%Unchanged
Captrust Financial Advisors171$1.00K0.00%00.0%Unchanged
Lindbrook Capital, LLC125$1.00K0.00%00.0%Unchanged
Larson Financial Group LLC9$00.00%00.0%Unchanged