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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 2024

Institutional positions in Cytosorbents Corp as of Dec 31, 2024. 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
51
0 vs. Q3 2024
Shares held
15.3M
−1.05M (−6.4%) vs. Q3 2024
Total value
$14.1M
−$10.4M (−42.5%) vs. Q3 2024
New holders
12
14 more added
Sold out
12
10 more reduced

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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 2024: 51 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 2024: $14.1M
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 2024

Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q3 2024.

Institutions holding CTSO in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Avenir Corp3,093,946$2.82M0.29%+118,387+4.0%Added
Skylands Capital, LLC2,781,622$2.53M0.35%+26,195+1.0%Added
Vanguard Group Inc1,949,551$1.77M0.00%00.0%Unchanged
Neuberger Berman Group LLC1,681,883$1.53M0.00%−99,477−5.6%Reduced
Sargent Investment Group, LLC1,248,863$1.31M0.21%−377,384−23.2%Reduced
Granahan Investment Management Inc1,204,580$1.10M0.05%−890,302−42.5%Reduced
CM Management, LLC700,000$637.0K0.57%−100,000−12.5%Reduced
BlackRock, Inc.627,305$570.8K0.00%00.0%Unchanged
Geode Capital Management, LLC474,153$431.6K0.00%+7,095+1.5%Added
CIBC Private Wealth Group, LLC172,649$167.5K0.00%00.0%Unchanged
State Street Corp159,293$145.0K0.00%+19,000+13.5%Added
UBS Group AG144,925$131.9K0.00%+142,354+5,536.9%Added
Advisor Group Holdings, Inc.127,220$115.8K0.00%+4,800+3.9%Added
Raymond James Financial Inc108,621$98.8K0.00%+108,621New
Morgan Stanley106,625$97.0K0.00%−7,354−6.5%Reduced
Northern Trust Corp91,560$83.3K0.00%+16,701+22.3%Added
Renaissance Technologies LLC88,020$80.1K0.00%+8,400+10.6%Added
Kestra Advisory Services, LLC55,000$50.0K0.00%+41,800+316.7%Added
Engineers Gate Manager LP52,751$48.0K0.00%+52,751New
Cable Car Capital LLC50,000$45.5K0.00%+50,000New
Stifel Financial Corp48,000$43.7K0.00%+3,000+6.7%Added
Key Client Fiduciary Advisors, LLC34,557$31.4K0.01%00.0%Unchanged
Bank of America Corp34,451$31.4K0.00%+80.0%Added
Millennium Management LLC33,280$30.3K0.00%+33,280New
EP Wealth Advisors, LLC28,000$25.5K0.00%00.0%Unchanged
Atomi Financial Group, Inc.27,443$25.0K0.00%−6,849−20.0%Reduced
Goldman Sachs Group Inc25,143$22.9K0.00%+25,143New
XTX Topco Ltd22,792$20.7K0.00%+7,840+52.4%Added
Creative Planning21,295$19.4K0.00%00.0%Unchanged
Seelaus Asset Management LLC18,800$17.1K0.02%00.0%Unchanged
SEI Investments Co15,560$14.1K0.00%−2,643−14.5%Reduced
Country Club Bank15,225$13.7K0.00%00.0%Unchanged
Merit Financial Group, LLC15,000$13.7K0.00%00.0%Unchanged
Resources Investment Advisors, LLC.15,000$13.7K0.00%00.0%Unchanged
Chicago Partners Investment Group LLC13,614$13.2K0.00%−1,371−9.1%Reduced
Johnson Investment Counsel Inc11,534$10.5K0.00%−1,272−9.9%Reduced
HRT Financial LP11,509$10.0K0.00%+11,509New
Jane Street Group, LLC10,147$9.23K0.00%+10,147New
Comerica Bank3,687$3.35K0.00%+889+31.8%Added
Hexagon Capital Partners LLC3,333$3.03K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,095$1.91K0.00%−886−29.7%Reduced
New Wave Wealth Advisors LLC1,631$1.48K0.00%+1,631New
JPMorgan Chase & Co494$4500.00%+122+32.8%Added
Wells Fargo & Company250$2280.00%00.0%Unchanged
Your Advocates Ltd., LLP250$2280.00%00.0%Unchanged
MAI Capital Management103$940.00%+103New
SBI Securities Co., Ltd.100$910.00%+100New
Medallion Wealth Advisors, LLC45$410.00%+45New
The PNC Financial Services Group, Inc.31$280.00%00.0%Unchanged
BNP Paribas Arbitrage, SA3$30.00%00.0%Unchanged
Simplex Trading, LLC313$00.00%+313New
AMH Equity Ltd0$00.00%−82,800−100.0%Sold out
NWF Advisory Services Inc.0$00.00%−66,800−100.0%Sold out
Citadel Advisors LLC0$00.00%−29,087−100.0%Sold out
Texas Capital Bank Wealth Management Services Inc0$00.00%−23,166−100.0%Sold out
Prudential Financial Inc0$00.00%−14,800−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−12,155−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−11,033−100.0%Sold out
Bradley Foster & Sargent Inc0$00.00%−10,000−100.0%Sold out
SOA Wealth Advisors, LLC.0$00.00%−2,222−100.0%Sold out
Royal Bank of Canada0$00.00%−2,000−100.0%Sold out
FMR LLC0$00.00%−285−100.0%Sold out
Allworth Financial LP0$00.00%−37−100.0%Sold out
Raymond James Financial Services Advisors, Inc.––––Not filed
Raymond James & Associates––––Not filed