Cytosorbents Corp SEC filings CTSO

Cytosorbents Corp has 977 filings in SEC EDGAR's recent list, going back to Mar 29, 2004. Its latest annual report, Form ARS, was filed on Jun 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 23, 2026 (regulation fd disclosure, other events). The company's fiscal year ends on December 31.

Form Description Filed Period
ARS Annual report to shareholders Jun 25, 2026 Dec 31, 2025
10-K/A Amended annual report Apr 15, 2026 Dec 31, 2025
10-K Annual report Mar 30, 2026 Dec 31, 2025
ARS Annual report to shareholders Apr 23, 2025 Dec 31, 2024
10-K Annual report Mar 31, 2025 Dec 31, 2024
ARS Annual report to shareholders Apr 19, 2024 Dec 31, 2023
10-K Annual report Mar 15, 2024 Dec 31, 2023
ARS Annual report to shareholders Apr 21, 2023 Dec 31, 2022
10-K Annual report Mar 9, 2023 Dec 31, 2022
10-K Annual report Mar 10, 2022 Dec 31, 2021
10-K Annual report Mar 9, 2021 Dec 31, 2020
10-K Annual report Mar 5, 2020 Dec 31, 2019
10-K Annual report Mar 7, 2019 Dec 31, 2018
10-K Annual report Mar 8, 2018 Dec 31, 2017
10-K Annual report Mar 3, 2017 Dec 31, 2016
10-K Annual report Mar 9, 2016 Dec 31, 2015
ARS Annual report to shareholders May 4, 2015 Dec 31, 2014
10-K Annual report Mar 31, 2015 Dec 31, 2014
10-K Annual report Mar 31, 2014 Dec 31, 2013
10-K Annual report Apr 3, 2013 Dec 31, 2012
10-K Annual report Mar 30, 2012 Dec 31, 2011
10-K Annual report Mar 31, 2011 Dec 31, 2010
10-K Annual report Apr 9, 2010 Dec 31, 2009
10-K Annual report Apr 10, 2009 Dec 31, 2008

Showing 24 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Surgical & Medical Instruments & Apparatus (SIC 3841)
Listed as
CTSO (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Princeton, NJ
SEC filer status
Non-accelerated filer, Smaller reporting company
SEC CIK
1175151
Former names
MedaSorb Technologies CORP (until Apr 15, 2010); GILDER ENTERPRISES INC (until Jul 24, 2006)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.