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C

Cytosorbents CTSO · USD

Health Care · US listing · 🇺🇸 United States

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5.83

+21.46%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Avenir Corporation5.1m185.86%+13.6k30 Jun 2025
Skylands Capital, LLC2.6m96.14%−386k30 Jun 2025
The Vanguard Group, Inc.2.1m78.07%+175.2k30 Jun 2025
Neuberger Berman, LLC1.6m58.48%−87.9k30 Jun 2025
CM Management, LLC1.3m45.93%+295.9k30 Jun 2025
Capponi (Vincent J)1.1m40.64%+89.1k8 Aug 2025
Chan (Phillip P)1.1m39.46%+105.6k8 Aug 2025
Sargent Investment Group, LLC746.2k27.42%−77.3k30 Jun 2025
BlackRock Institutional Trust Company, N.A.736.4k27.06%+109.2k30 Jun 2025
Geode Capital Management, L.L.C.601.5k22.10%−12.4k30 Jun 2025
Deliargyris (Efthymios)240.2k8.83%+70k8 Aug 2025
Mariani (Peter J)188.1k6.91%+71.5k8 Aug 2025
CIBC Private Wealth Management172.6k6.34%—30 Jun 2025
State Street Investment Management (US)159.3k5.85%—30 Jun 2025
Susquehanna International Group, LLP131.9k4.84%+131.9k30 Jun 2025

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

114.4k

-7.7% on the period before. 10.3 days to cover.

Short volume

Share of the day's trading sold short, 5 Nov 2026

36.4%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 25 Sept 20267 shares
  • 24 Sept 2026185 shares
  • 17 Sept 202696 shares
  • 16 Sept 202665 shares
  • 15 Sept 2026751 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.