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
8-K Current report
Regulation FD disclosure, Other events
 Sep 23, 2026 Sep 22, 2026
8-K Current report
Bylaw or fiscal year change
 Sep 8, 2026 Sep 8, 2026
8-K Current report
Shareholder vote results
 Aug 14, 2026 Aug 13, 2026
8-K Current report
Regulation FD disclosure
 Aug 7, 2026 Aug 6, 2026
8-K Current report
Results of operations
 Aug 6, 2026 Aug 6, 2026
8-K Current report
Listing notice
 Jul 6, 2026 Jun 29, 2026
8-K Current report
Regulation FD disclosure
 Jun 25, 2026 Jun 24, 2026
8-K Current report
Results of operations
 May 13, 2026 May 13, 2026
8-K Current report
Listing notice
 Apr 2, 2026 Apr 1, 2026
8-K Current report
Results of operations, Regulation FD disclosure
 Mar 25, 2026 Mar 25, 2026
8-K Current report
Results of operations
 Nov 13, 2025 Nov 13, 2025
8-K Current report
Listing notice
 Oct 3, 2025 Oct 2, 2025
8-K Current report
Regulation FD disclosure, Other events
 Sep 16, 2025 Sep 16, 2025
8-K Current report
Other events
 Aug 20, 2025 Aug 14, 2025
8-K Current report
Acquisition or sale of assets
 Aug 7, 2025 Aug 7, 2025
8-K Current report
Other events
 Aug 1, 2025 Jul 31, 2025
8-K Current report
Other events
 Jul 2, 2025 Jul 2, 2025
8-K Current report
Other events
 Jun 24, 2025 Jun 24, 2025
8-K Current report
Shareholder vote results
 Jun 13, 2025 Jun 12, 2025
8-K Current report
Regulation FD disclosure
 Jun 11, 2025 Jun 10, 2025
8-K Current report
Results of operations
 May 14, 2025 May 14, 2025
8-K Current report
Other events
 May 1, 2025 Apr 25, 2025
8-K Current report
Regulation FD disclosure
 Apr 17, 2025 Apr 17, 2025
8-K Current report
Regulation FD disclosure
 Apr 15, 2025 Apr 14, 2025
8-K Current report
Other events
 Apr 4, 2025 Apr 4, 2025
8-K Current report
Results of operations
 Mar 31, 2025 Mar 31, 2025
8-K Current report
Restatement
 Mar 31, 2025 Mar 25, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Mar 21, 2025 Mar 21, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Mar 4, 2025 Mar 4, 2025
8-K Current report
Regulation FD disclosure
 Feb 25, 2025 Feb 25, 2025
8-K Current report
Results of operations, Regulation FD disclosure
 Jan 13, 2025 Jan 13, 2025
8-K Current report
Other events
 Jan 6, 2025 Jan 6, 2025
8-K Current report
Results of operations
 Jan 3, 2025 Jan 3, 2025
8-K Current report
Regulation FD disclosure
 Dec 23, 2024 Dec 23, 2024
8-K Current report
Regulation FD disclosure, Other events
 Dec 9, 2024 Dec 9, 2024
8-K Current report
Results of operations
 Nov 7, 2024 Nov 7, 2024
8-K Current report
Other events
 Oct 1, 2024 Oct 1, 2024
8-K Current report
Results of operations, Other events
 Oct 1, 2024 Oct 1, 2024
8-K Current report
Material agreement
 Aug 20, 2024 Aug 16, 2024
8-K Current report
Officer or director change
 Aug 16, 2024 Aug 13, 2024
8-K Current report
Results of operations
 Aug 14, 2024 Aug 13, 2024
8-K Current report
Other events
 Aug 1, 2024 Jul 26, 2024
8-K Current report
Material agreement, Other events
 Jul 5, 2024 Jun 28, 2024
8-K Current report
Shareholder vote results
 Jun 10, 2024 Jun 6, 2024
8-K Current report
Listing notice
 May 22, 2024 May 20, 2024
8-K Current report
Results of operations
 May 9, 2024 May 9, 2024
8-K Current report
Bylaw or fiscal year change
 May 6, 2024 May 2, 2024
8-K Current report
Officer or director change
 Apr 3, 2024 Mar 29, 2024
8-K Current report
Results of operations
 Mar 15, 2024 Mar 14, 2024
8-K Current report
Listing notice, Other events
 Jan 17, 2024 Jan 17, 2024
8-K Current report
Other events
 Dec 28, 2023 Dec 28, 2023
8-K Current report
Other events
 Dec 13, 2023 Dec 13, 2023
8-K Current report
Material agreement, Other events
 Dec 11, 2023 Dec 11, 2023
8-K Current report
Results of operations
 Nov 9, 2023 Nov 9, 2023
8-K Current report
Other events
 Sep 27, 2023 Sep 27, 2023
8-K Current report
Material agreement, Officer or director change
 Sep 19, 2023 Sep 18, 2023
8-K Current report
Other events
 Sep 12, 2023 Sep 11, 2023
8-K Current report
Officer or director change
 Sep 1, 2023 Aug 28, 2023
8-K Current report
Regulation FD disclosure
 Aug 11, 2023 Aug 11, 2023
8-K Current report
Results of operations
 Aug 2, 2023 Aug 1, 2023
8-K Current report
Material agreement, Officer or director change
 Jul 19, 2023 Jul 19, 2023
8-K Current report
Officer or director change
 Jul 11, 2023 Jul 7, 2023
8-K Current report
Other events
 Jul 7, 2023 Jul 7, 2023
8-K Current report
Shareholder vote results
 Jun 7, 2023 Jun 6, 2023
8-K Current report
Results of operations
 May 2, 2023 May 2, 2023
8-K Current report
Other events
 Apr 26, 2023 Apr 20, 2023
8-K Current report
Officer or director change
 Apr 20, 2023 Apr 17, 2023
8-K Current report
Material agreement, Officer or director change
 Apr 6, 2023 Mar 31, 2023
8-K Current report
Results of operations
 Mar 9, 2023 Mar 9, 2023
8-K Current report
Results of operations, Other events
 Feb 1, 2023 Jan 31, 2023
8-K Current report
Material agreement, Other events
 Dec 29, 2022 Dec 28, 2022
8-K Current report
Other events
 Nov 16, 2022 Nov 14, 2022
8-K Current report
Results of operations
 Nov 3, 2022 Nov 3, 2022
8-K Current report
Officer or director change
 Oct 6, 2022 Sep 30, 2022
8-K Current report
Other events
 Sep 28, 2022 Sep 27, 2022
8-K Current report
New debt, Officer or director change
 Aug 15, 2022 Aug 10, 2022
8-K Current report
Material agreement, Results of operations, Other events
 Aug 2, 2022 Aug 1, 2022
8-K Current report
Shareholder vote results
 Jun 8, 2022 Jun 7, 2022
8-K Current report
Other events
 Jun 3, 2022 Jun 1, 2022
8-K Current report
Other events
 Jun 1, 2022 Jun 1, 2022
8-K Current report
Results of operations
 May 4, 2022 May 3, 2022
8-K Current report
Other events
 Apr 29, 2022 Apr 29, 2022
8-K Current report
Other events
 Apr 28, 2022 Apr 28, 2022
8-K Current report
Other events
 Apr 14, 2022 Apr 14, 2022
8-K Current report
Other events
 Apr 7, 2022 Apr 7, 2022
8-K Current report
Officer or director change
 Apr 5, 2022 Apr 1, 2022
8-K Current report
Other events
 Mar 17, 2022 Mar 17, 2022
8-K Current report
Results of operations
 Mar 8, 2022 Mar 8, 2022
8-K Current report
Other events
 Feb 1, 2022 Feb 1, 2022
8-K Current report
Other events
 Jan 24, 2022 Jan 24, 2022
8-K Current report
Material agreement
 Jan 20, 2022 Jan 19, 2022
8-K Current report
Results of operations, Other events
 Jan 18, 2022 Jan 18, 2022
8-K Current report
Material agreement
 Dec 30, 2021 Dec 30, 2021
8-K Current report
Other events
 Dec 21, 2021 Dec 20, 2021
8-K Current report
Results of operations
 Nov 4, 2021 Nov 4, 2021
8-K Current report
Other events
 Oct 21, 2021 Oct 20, 2021
8-K Current report
Other events
 Oct 15, 2021 Oct 14, 2021
8-K Current report
Results of operations, Other events
 Oct 13, 2021 Oct 12, 2021
8-K Current report
Other events
 Oct 8, 2021 Oct 7, 2021
8-K Current report
Other events
 Sep 14, 2021 Sep 14, 2021
8-K Current report
Other events
 Sep 10, 2021 Sep 10, 2021
8-K Current report
Other events
 Sep 1, 2021 Aug 30, 2021
8-K Current report
Other events
 Aug 12, 2021 Aug 12, 2021
8-K Current report
Results of operations
 Aug 4, 2021 Aug 3, 2021
8-K Current report
Agreement ended
 Jul 27, 2021 Jul 27, 2021
8-K Current report
Other events
 Jul 6, 2021 Jul 6, 2021
8-K Current report
Shareholder vote results
 Jun 2, 2021 Jun 1, 2021
8-K Current report
Results of operations
 May 5, 2021 May 4, 2021
8-K Current report
Other events
 Apr 20, 2021 Apr 19, 2021
8-K Current report
Officer or director change
 Apr 15, 2021 Apr 12, 2021
8-K Current report
Bylaw or fiscal year change
 Apr 8, 2021 Apr 7, 2021
8-K Current report
Material agreement, New debt, Other events
 Mar 31, 2021 Mar 26, 2021
8-K Current report
Other events
 Mar 17, 2021 Mar 16, 2021
8-K Current report
Results of operations
 Mar 9, 2021 Mar 9, 2021
8-K Current report
Other events
 Feb 18, 2021 Feb 18, 2021
8-K Current report
Results of operations
 Jan 12, 2021 Jan 12, 2021
8-K Current report
Material agreement, Other events
 Dec 10, 2020 Dec 4, 2020
8-K Current report
Results of operations
 Nov 5, 2020 Nov 4, 2020
8-K Current report
Results of operations
 Aug 4, 2020 Aug 4, 2020
8-K Current report
Other events
 Jul 24, 2020 Jul 24, 2020
8-K Current report
Material agreement
 Jul 22, 2020 Jul 21, 2020
8-K Current report
Other events
 Jul 22, 2020 Jul 21, 2020
8-K Current report
Results of operations, Other events
 Jul 20, 2020 Jul 20, 2020
8-K Current report
Other events
 Jun 26, 2020 Jun 24, 2020
8-K Current report
Other events
 Jun 11, 2020 Jun 9, 2020
8-K Current report
Shareholder vote results
 Jun 4, 2020 Jun 2, 2020
8-K Current report
Other events
 May 12, 2020 May 12, 2020
8-K Current report
Results of operations
 May 5, 2020 May 5, 2020
8-K Current report
Officer or director change
 May 4, 2020 Apr 28, 2020
8-K Current report
Other events
 Apr 30, 2020 Apr 28, 2020
8-K Current report
Other events
 Apr 30, 2020 Apr 29, 2020
8-K Current report
Officer or director change, Regulation FD disclosure
 Apr 27, 2020 Apr 12, 2020
8-K Current report
Material agreement
 Apr 20, 2020 Apr 20, 2020
8-K Current report
Other events
 Apr 20, 2020 Apr 20, 2020
8-K Current report
Other events
 Apr 17, 2020 Apr 15, 2020
8-K Current report
Other events
 Apr 16, 2020 Apr 10, 2020
8-K Current report
Results of operations
 Mar 5, 2020 Mar 5, 2020
8-K Current report
Officer or director change
 Mar 3, 2020 Feb 28, 2020
8-K Current report
Results of operations
 Jan 14, 2020 Jan 14, 2020
8-K Current report
Bylaw or fiscal year change
 Jan 2, 2020 Dec 31, 2019
8-K Current report
Officer or director change
 Dec 12, 2019 Dec 9, 2019
8-K Current report
Other events
 Nov 25, 2019 Nov 21, 2019
8-K Current report
Officer or director change
 Nov 6, 2019 Oct 31, 2019
8-K Current report
Results of operations
 Nov 6, 2019 Nov 5, 2019
8-K Current report
Other events
 Sep 18, 2019 Sep 16, 2019
8-K Current report
Regulation FD disclosure
 Sep 16, 2019 Sep 10, 2019
8-K Current report
Results of operations
 Aug 6, 2019 Aug 6, 2019
8-K Current report
Material agreement
 Aug 5, 2019 Jul 31, 2019
8-K Current report
Officer or director change
 Aug 5, 2019 Jul 30, 2019
8-K Current report
Officer or director change
 Jul 26, 2019 Jul 22, 2019
8-K Current report
Material agreement
 Jul 9, 2019 Jul 9, 2019
8-K Current report
Bylaw or fiscal year change
 Jun 13, 2019 Jun 12, 2019
8-K Current report
Shareholder vote results, Regulation FD disclosure
 Jun 5, 2019 Jun 4, 2019
8-K Current report
Agreement ended
 Jun 4, 2019 May 31, 2019
8-K Current report
Results of operations
 May 8, 2019 May 7, 2019
8-K Current report
Results of operations
 Mar 13, 2019 Mar 7, 2019
8-K Current report
Officer or director change
 Mar 7, 2019 Mar 4, 2019
8-K Current report
Other events
 Feb 5, 2019 Feb 4, 2019
8-K Current report
Other events
 Jan 24, 2019 Jan 22, 2019
8-K Current report
Results of operations
 Jan 7, 2019 Jan 7, 2019
8-K Current report
Results of operations
 Nov 7, 2018 Nov 6, 2018
8-K Current report
Other events
 Aug 24, 2018 Aug 21, 2018
8-K Current report
Results of operations
 Aug 3, 2018 Aug 2, 2018
8-K Current report
Material agreement
 Jul 26, 2018 Jul 26, 2018
8-K Current report
Other events
 Jul 10, 2018 Jul 9, 2018
8-K Current report
Other events
 Jun 29, 2018 Jun 26, 2018
8-K Current report
Other events
 Jun 14, 2018 Jun 12, 2018
8-K Current report
Other events
 Jun 8, 2018 Jun 4, 2018
8-K Current report
Shareholder vote results
 Jun 8, 2018 Jun 5, 2018
8-K Current report
Other events
 May 24, 2018 May 22, 2018
8-K Current report
Results of operations
 May 9, 2018 May 8, 2018
8-K Current report
Material agreement, Other events
 Apr 4, 2018 Mar 29, 2018
8-K Current report
Officer or director change
 Mar 20, 2018 Mar 15, 2018
8-K Current report
Results of operations
 Mar 14, 2018 Mar 8, 2018
8-K Current report
Officer or director change
 Mar 5, 2018 Feb 28, 2018
8-K Current report
Results of operations
 Jan 9, 2018 Jan 8, 2018
8-K Current report
Other events
 Dec 26, 2017 Dec 21, 2017
8-K Current report
Results of operations
 Nov 13, 2017 Nov 9, 2017
8-K Current report
Results of operations
 Aug 9, 2017 Aug 7, 2017
8-K Current report
Other events
 Jul 6, 2017 Jun 30, 2017
8-K Current report
Shareholder vote results
 Jun 7, 2017 Jun 6, 2017
8-K Current report
Other events
 May 30, 2017 May 23, 2017
8-K Current report
Results of operations
 May 12, 2017 May 8, 2017
8-K Current report
Other events
 May 8, 2017 May 5, 2017
8-K Current report
Other events
 Apr 24, 2017 Apr 19, 2017
8-K Current report
Other events
 Apr 11, 2017 Apr 11, 2017
8-K Current report
Other events
 Apr 5, 2017 Apr 5, 2017
8-K Current report
Material agreement
 Apr 3, 2017 Mar 30, 2017
8-K Current report
Other events
 Mar 28, 2017 Mar 28, 2017
8-K Current report
Results of operations
 Mar 9, 2017 Mar 3, 2017
8-K Current report
Officer or director change
 Feb 28, 2017 Feb 24, 2017
8-K Current report
Other events
 Jan 10, 2017 Jan 4, 2017
8-K Current report
Results of operations
 Jan 10, 2017 Jan 10, 2017
8-K Current report
Results of operations
 Nov 7, 2016 Nov 7, 2016
8-K Current report
Other events
 Oct 11, 2016 Oct 5, 2016
8-K Current report
Results of operations
 Aug 11, 2016 Aug 9, 2016
8-K Current report
Material agreement, Other events
 Jul 1, 2016 Jun 30, 2016
8-K Current report
Officer or director change
 Jun 10, 2016 Jun 7, 2016
8-K Current report
Shareholder vote results
 Jun 8, 2016 Jun 7, 2016
8-K Current report
Results of operations
 May 12, 2016 May 9, 2016

Showing 200 filings, the most recent 200. 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.