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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
HighTower Advisors, LLC0$00.00%−12,229−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−11,670−100.0%Sold out
Jane Street Group, LLC0$00.00%−11,190−100.0%Sold out
Lazard Asset Management LLC0$00.00%−5,371−100.0%Sold out
Quantbot Technologies LP0$00.00%−4,200−100.0%Sold out
Group One Trading, L.P.0$00.00%−1,654−100.0%Sold out
Financial Perspectives, Inc0$00.00%−1,000−100.0%Sold out
Total Clarity Wealth Management, Inc.0$00.00%−521−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−125−100.0%Sold out
Larson Financial Group LLC0$00.00%−9−100.0%Sold out