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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, Q1 2023

Institutional positions in Cytosorbents Corp as of Mar 31, 2023. 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
59
+6 vs. Q4 2022
Shares held
15.2M
+557.3K (+3.8%) vs. Q4 2022
Total value
$51.3M
+$28.6M (+126.2%) vs. Q4 2022
New holders
8
16 more added
Sold out
2
16 more reduced

Compare with Q4 2022: 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 holdersQ1 2023: 59 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 heldQ1 2023: $51.3M
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, Q1 2023

Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q4 2022.

Institutions holding CTSO in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Skylands Capital, LLC2,754,970$9.28M1.36%+212,879+8.4%Added
Avenir Corp2,555,553$8.61M0.81%+108,464+4.4%Added
Vanguard Group Inc1,956,828$6.59M0.00%00.0%Unchanged
Granahan Investment Management Inc1,567,540$5.28M0.16%−26,171−1.6%Reduced
Neuberger Berman Group LLC1,547,923$5.23M0.00%+18,828+1.2%Added
Sargent Investment Group, LLC1,218,533$4.22M1.11%+234,400+23.8%Added
BlackRock Inc.744,904$2.51M0.00%+2,847+0.4%Added
CM Management, LLC450,000$1.52M1.80%−25,000−5.3%Reduced
Geode Capital Management, LLC371,708$1.25M0.00%00.0%Unchanged
Jacob Asset Management of New York LLC237,940$801.9K0.93%−10,000−4.0%Reduced
Millennium Management LLC198,547$669.0K0.00%−22,952−10.4%Reduced
Redmile Group, LLC181,639$612.1K0.03%−84,726−31.8%Reduced
State Street Corp151,993$512.2K0.00%00.0%Unchanged
Morgan Stanley125,977$424.5K0.00%+14,634+13.1%Added
Renaissance Technologies LLC118,600$400.0K0.00%+200+0.2%Added
Dimensional Fund Advisors LP86,016$290.0K0.00%−7,263−7.8%Reduced
Advisor Group Holdings, Inc.78,256$263.7K0.00%+2,529+3.3%Added
Northern Trust Corp73,668$248.3K0.00%+2,335+3.3%Added
Bank of America Corp69,166$233.1K0.00%−4,654−6.3%Reduced
Jane Street Group, LLC62,473$210.5K0.00%+62,473New
Raymond James Financial Services Advisors, Inc.61,493$207.2K0.00%−997−1.6%Reduced
Susquehanna International Group, LLP52,944$178.4K0.00%+21,001+65.7%Added
Bank of New York Mellon Corp52,631$177.4K0.00%−606−1.1%Reduced
NWF Advisory Services Inc.44,450$159.6K0.04%+44,450New
Truist Financial Corp45,000$151.7K0.00%00.0%Unchanged
Texas Capital Bank Wealth Management Services Inc37,625$126.8K0.01%−11,333−23.1%Reduced
Cowen Prime Advisors LLC46,050$113.0K0.05%+4,850+11.8%Added
Simplex Trading, LLC24,548$82.0K0.00%+23,669+2,692.7%Added
Creative Planning21,295$71.8K0.00%00.0%Unchanged
Ergoteles LLC20,185$68.0K0.00%−77,031−79.2%Reduced
Eudaimonia Partners, LLC20,000$67.4K0.02%00.0%Unchanged
Seelaus Asset Management LLC20,450$65.0K0.05%00.0%Unchanged
Deutsche Bank AG17,681$59.6K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc15,994$53.9K0.00%00.0%Unchanged
Country Club Bank15,225$52.2K0.00%00.0%Unchanged
Goldman Sachs Group Inc15,365$51.8K0.00%+15,365New
Regal Investment Advisors LLC14,034$47.3K0.00%+14,034New
SEI Investments Co13,227$44.5K0.00%+1,119+9.2%Added
Citadel Advisors LLC13,192$44.5K0.00%+13,192New
Key Client Fiduciary Advisors, LLC12,000$40.4K0.03%00.0%Unchanged
Coastal Investment Advisors, Inc.12,000$40.4K0.01%+12,000New
Squarepoint Ops LLC11,360$38.3K0.00%+11,360New
Belvedere Trading LLC10,668$36.0K0.02%+10,668New
Bradley Foster & Sargent Inc10,000$33.7K0.00%−2,000−16.7%Reduced
HighMark Wealth Management LLC10,000$33.7K0.03%00.0%Unchanged
TCTC Holdings, LLC9,000$30.3K0.00%00.0%Unchanged
Group One Trading, L.P.8,763$29.5K0.00%+8,745+48,583.3%Added
Chicago Partners Investment Group LLC10,498$28.8K0.00%−4,707−31.0%Reduced
Hexagon Capital Partners LLC3,333$11.2K0.00%00.0%Unchanged
Royal Bank of Canada2,536$8.00K0.00%−464−15.5%Reduced
SOA Wealth Advisors, LLC.2,222$7.49K0.00%00.0%Unchanged
Advisory Services Network, LLC2,200$7.41K0.00%00.0%Unchanged
Park Place Capital Corp781$2.63K0.00%+291+59.4%Added
Wells Fargo & Company525$1.77K0.00%+5+1.0%Added
UBS Group AG480$1.62K0.00%−3,066−86.5%Reduced
JPMorgan Chase & Co372$1.00K0.00%00.0%Unchanged
Your Advocates Ltd., LLP250$8430.00%00.0%Unchanged
Harvest Group Wealth Management, LLC37$1250.00%00.0%Unchanged
BNP Paribas Arbitrage, SA3$100.00%−346−99.1%Reduced
GW&K Investment Management, LLC0$00.00%−30−100.0%Sold out
IFP Advisors, Inc0$00.00%−1,687−100.0%Sold out