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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, Q3 2023

Institutional positions in Cytosorbents Corp as of Sep 30, 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
53
−4 vs. Q2 2023
Shares held
15.2M
+49.9K (+0.3%) vs. Q2 2023
Total value
$28.7M
−$25.9M (−47.4%) vs. Q2 2023
New holders
7
12 more added
Sold out
11
16 more reduced

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 holdersQ3 2023: 53 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 heldQ3 2023: $28.7M
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, Q3 2023

Shares, value and share of portfolio for each institution holding Cytosorbents Corp; share changes are against Q2 2023.

Institutions holding CTSO in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Skylands Capital, LLC2,944,670$5.54M0.84%+151,200+5.4%Added
Avenir Corp2,717,397$5.11M0.48%−2,335−0.1%Reduced
Vanguard Group Inc1,949,551$3.67M0.00%00.0%Unchanged
Granahan Investment Management Inc1,552,393$2.92M0.10%−64,194−4.0%Reduced
Neuberger Berman Group LLC1,502,696$2.82M0.00%+14,051+0.9%Added
Sargent Investment Group, LLC1,257,048$2.36M0.57%−32,498−2.5%Reduced
BlackRock Inc.726,764$1.37M0.00%−33,247−4.4%Reduced
CM Management, LLC450,000$846.0K0.90%00.0%Unchanged
Geode Capital Management, LLC364,920$686.2K0.00%−6,788−1.8%Reduced
Jacob Asset Management of New York LLC197,940$372.1K0.52%−40,000−16.8%Reduced
Advisor Group Holdings, Inc.185,282$348.3K0.00%+106,873+136.3%Added
Millennium Management LLC165,059$310.3K0.00%−23,330−12.4%Reduced
State Street Corp151,093$284.1K0.00%00.0%Unchanged
Morgan Stanley123,308$231.8K0.00%−191−0.2%Reduced
CIBC Private Wealth Group, LLC122,649$230.6K0.00%+122,649New
Renaissance Technologies LLC119,100$224.0K0.00%+200+0.2%Added
Dimensional Fund Advisors LP79,458$149.3K0.00%−6,558−7.6%Reduced
Northern Trust Corp75,015$141.0K0.00%00.0%Unchanged
Bank of America Corp67,914$127.7K0.00%+290+0.4%Added
Raymond James Financial Services Advisors, Inc.61,931$116.4K0.00%00.0%Unchanged
Bank of New York Mellon Corp51,621$97.0K0.00%−797−1.5%Reduced
NWF Advisory Services Inc.48,450$91.1K0.02%+4,000+9.0%Added
Chicago Partners Investment Group LLC36,358$67.4K0.00%+16,598+84.0%Added
Citadel Advisors LLC30,688$57.7K0.00%−7,113−18.8%Reduced
Texas Capital Bank Wealth Management Services Inc30,666$57.7K0.01%−6,073−16.5%Reduced
Eudaimonia Partners, LLC23,500$44.2K0.01%00.0%Unchanged
Regal Investment Advisors LLC22,811$42.9K0.00%+3,643+19.0%Added
Creative Planning21,295$40.0K0.00%00.0%Unchanged
Seelaus Asset Management LLC20,450$38.4K0.04%00.0%Unchanged
Bradley Foster & Sargent Inc10,000$35.9K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc15,994$30.1K0.00%−500−3.0%Reduced
Country Club Bank15,225$28.3K0.00%00.0%Unchanged
Resources Investment Advisors, LLC.15,000$28.2K0.00%00.0%Unchanged
SEI Investments Co13,835$26.0K0.00%+303+2.2%Added
Key Client Fiduciary Advisors, LLC13,000$24.4K0.02%+1,000+8.3%Added
HRT Financial LP10,256$19.0K0.00%+10,256New
HighMark Wealth Management LLC10,000$18.8K0.02%00.0%Unchanged
US Bancorp10,000$18.8K0.00%+10,000New
Royal Bank of Canada7,529$14.0K0.00%+2,356+45.5%Added
Barclays PLC5,577$10.5K0.00%+5,577New
Hexagon Capital Partners LLC3,333$6.27K0.00%00.0%Unchanged
SOA Wealth Advisors, LLC.2,222$4.18K0.00%00.0%Unchanged
Simplex Trading, LLC1,168$2.00K0.00%−25,413−95.6%Reduced
Tower Research Capital LLC (TRC)803$1.51K0.00%+657+450.0%Added
Park Place Capital Corp781$1.47K0.00%00.0%Unchanged
Wells Fargo & Company525$9870.00%−13−2.4%Reduced
JPMorgan Chase & Co372$6990.00%00.0%Unchanged
Comerica Bank258$4850.00%+258New
Your Advocates Ltd., LLP250$4700.00%00.0%Unchanged
UBS Group AG197$3700.00%−928−82.5%Reduced
Allworth Financial LP37$700.00%+37New
BNP Paribas Arbitrage, SA3$60.00%00.0%Unchanged
Qube Research & Technologies Ltd1$20.00%+1New
Truist Financial Corp0$00.00%−45,000−100.0%Sold out
Deutsche Bank AG0$00.00%−17,681−100.0%Sold out
Houlihan Financial Resource Group, Ltd.0$00.00%−18,600−100.0%Sold out
AE Wealth Management LLC0$00.00%−13,783−100.0%Sold out
B.O.S.S. Retirement Advisors, LLC0$00.00%−13,491−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−10,820−100.0%Sold out
TCTC Holdings, LLC0$00.00%−9,000−100.0%Sold out
Acadian Asset Management LLC0$00.00%−9,059−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−6,482−100.0%Sold out
Group One Trading, L.P.0$00.00%−4,263−100.0%Sold out
Rhumbline Advisers0$00.00%−1,897−100.0%Sold out
Cowen Prime Advisors LLC––––Not filed