Hudson Technologies Inc /NY SEC filings HDSN
Hudson Technologies Inc /NY has 1,003 filings in SEC EDGAR's recent list, going back to Sep 15, 2005. Its latest annual report, Form ARS, was filed on Apr 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Oct 28, 2026 | Oct 28, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Other events
|
Aug 6, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Other events
|
Jun 12, 2026 | Jun 11, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2026 | Jun 10, 2026 |
| 8-K |
Current report
Other events
|
May 28, 2026 | May 27, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
May 20, 2026 | May 19, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 18, 2026 | May 18, 2026 |
| 10-Q | Quarterly report | May 11, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 6, 2026 | May 6, 2026 |
| ARS | Annual report to shareholders | Apr 24, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 24, 2026 | — |
| DEF 14A | Proxy statement | Apr 24, 2026 | Jun 10, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 13, 2026 | Apr 10, 2026 |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 18, 2026 | Mar 13, 2026 |
| 10-K | Annual report | Mar 16, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 4, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 2, 2026 | Jan 30, 2026 |
| 8-K |
Current report
Other events
|
Jan 30, 2026 | Jan 30, 2026 |
| EFFECT | Filing | Jan 7, 2026 | — |
| CORRESP | Letter to the SEC | Jan 5, 2026 | — |
| 8-K |
Current report
Other events
|
Dec 17, 2025 | Dec 17, 2025 |
| S-3 | Shelf registration | Dec 16, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Dec 9, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Dec 1, 2025 | Nov 25, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 13, 2025 | Nov 13, 2025 |
| 10-Q | Quarterly report | Nov 7, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Other events
|
Oct 22, 2025 | Oct 22, 2025 |
| 10-Q | Quarterly report | Aug 1, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2025 | Jul 30, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 23, 2025 | Jun 23, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2025 | Jun 11, 2025 |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 7, 2025 | May 7, 2025 |
| ARS | Annual report to shareholders | Apr 25, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 25, 2025 | — |
| DEF 14A | Proxy statement | Apr 25, 2025 | Jun 11, 2025 |
| 10-K | Annual report | Mar 12, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2025 | Mar 6, 2025 |
| 10-Q | Quarterly report | Nov 8, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Oct 25, 2024 | Oct 23, 2024 |
| S-8 | Employee stock plan registration | Aug 23, 2024 | — |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 6, 2024 | Aug 6, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 30, 2024 | Jul 30, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2024 | Jun 12, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 7, 2024 | Jun 6, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 1, 2024 | May 1, 2024 |
| ARS | Annual report to shareholders | Apr 25, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 25, 2024 | — |
| DEF 14A | Proxy statement | Apr 25, 2024 | Jun 12, 2024 |
| 10-K | Annual report | Mar 14, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2024 | Mar 6, 2024 |
| 10-Q | Quarterly report | Nov 7, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 12, 2023 | Oct 11, 2023 |
| 8-K |
Current report
Agreement ended, Regulation FD disclosure
|
Aug 22, 2023 | Aug 21, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2023 | Aug 2, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2023 | Jun 7, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 3, 2023 | May 3, 2023 |
| ARS | Annual report to shareholders | Apr 26, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 26, 2023 | — |
| DEF 14A | Proxy statement | Apr 26, 2023 | — |
| 10-K | Annual report | Mar 14, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 8, 2023 | Mar 8, 2023 |
| 8-K/A |
Amended current report
Officer or director change
|
Feb 23, 2023 | Sep 30, 2022 |
| EFFECT | Filing | Jan 23, 2023 | — |
| CORRESP | Letter to the SEC | Jan 19, 2023 | — |
| UPLOAD | Letter from the SEC | Jan 18, 2023 | — |
| S-3 | Shelf registration | Jan 13, 2023 | — |
| 10-Q | Quarterly report | Nov 8, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 3, 2022 | Sep 30, 2022 |
| 10-Q | Quarterly report | Aug 8, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2022 | Aug 3, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2022 | Jun 9, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 4, 2022 | May 4, 2022 |
| DEFA14A | Additional proxy material | Apr 26, 2022 | — |
| DEF 14A | Proxy statement | Apr 26, 2022 | Jun 9, 2022 |
| 10-K | Annual report | Mar 24, 2022 | Dec 31, 2021 |
| NT 10-K | Filing | Mar 16, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 8, 2022 | Mar 8, 2022 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Officer or director change, Bylaw or fiscal year change, Other events
|
Mar 3, 2022 | Mar 2, 2022 |
| 10-Q | Quarterly report | Nov 15, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2021 | Nov 3, 2021 |
| 8-K |
Current report
Officer or director change
|
Oct 8, 2021 | Oct 7, 2021 |
| 10-Q | Quarterly report | Aug 11, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2021 | Aug 4, 2021 |
| 8-K |
Current report
Other events
|
Jun 29, 2021 | Jun 29, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2021 | Jun 10, 2021 |
| 10-Q | Quarterly report | May 11, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 5, 2021 | May 5, 2021 |
| DEFA14A | Additional proxy material | Apr 28, 2021 | — |
| DEF 14A | Proxy statement | Apr 28, 2021 | Jun 10, 2021 |
| 10-K | Annual report | Mar 12, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 3, 2021 | Mar 3, 2021 |
| EFFECT | Filing | Jan 12, 2021 | — |
| S-3/A | Filing | Jan 12, 2021 | — |
| CORRESP | Letter to the SEC | Jan 6, 2021 | — |
| UPLOAD | Letter from the SEC | Jan 4, 2021 | — |
| 8-K |
Current report
Other events
|
Dec 29, 2020 | Dec 29, 2020 |
| S-3 | Shelf registration | Dec 23, 2020 | — |
| 10-Q | Quarterly report | Nov 10, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2020 | Nov 5, 2020 |
| 8-K |
Current report
Officer or director change
|
Sep 16, 2020 | Sep 14, 2020 |
| 8-K |
Current report
Officer or director change
|
Sep 1, 2020 | Sep 1, 2020 |
| 8-K |
Current report
Other events
|
Aug 11, 2020 | Aug 11, 2020 |
| 10-Q | Quarterly report | Aug 5, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2020 | Aug 5, 2020 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Aug 3, 2020 | Jul 29, 2020 |
| 8-K |
Current report
Officer or director change
|
Jul 20, 2020 | Jul 15, 2020 |
| S-8 | Employee stock plan registration | Jun 30, 2020 | — |
| 8-K |
Current report
Officer or director change
|
Jun 24, 2020 | Jun 23, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2020 | Jun 11, 2020 |
| 10-Q | Quarterly report | May 15, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 6, 2020 | May 6, 2020 |
| DEFA14A | Additional proxy material | Apr 28, 2020 | — |
| DEF 14A | Proxy statement | Apr 28, 2020 | Jun 11, 2020 |
| 8-K |
Current report
Listing notice
|
Apr 20, 2020 | Apr 17, 2020 |
| PRE 14A | Preliminary proxy statement | Apr 9, 2020 | Jun 11, 2020 |
| 10-K | Annual report | Mar 13, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Mar 4, 2020 | Mar 4, 2020 |
| 8-K |
Current report
Listing notice
|
Jan 30, 2020 | Jan 30, 2020 |
| 8-K |
Current report
Officer or director change
|
Jan 3, 2020 | Jan 2, 2020 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Officer or director change, Bylaw or fiscal year change, Other events
|
Dec 20, 2019 | Dec 19, 2019 |
| 10-Q | Quarterly report | Nov 15, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2019 | Nov 14, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 12, 2019 | Nov 12, 2019 |
| NT 10-Q | Filing | Nov 12, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Officer or director change
|
Sep 23, 2019 | Sep 20, 2019 |
| 10-Q | Quarterly report | Aug 14, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 14, 2019 | Aug 9, 2019 |
| NT 10-Q | Filing | Aug 9, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Listing notice
|
Aug 2, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2019 | Jun 11, 2019 |
| 10-Q | Quarterly report | May 2, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 1, 2019 | May 1, 2019 |
| DEFA14A | Additional proxy material | Apr 26, 2019 | — |
| DEF 14A | Proxy statement | Apr 26, 2019 | Jun 11, 2019 |
| 10-K | Annual report | Mar 15, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2019 | Mar 6, 2019 |
| S-8 | Employee stock plan registration | Dec 21, 2018 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 6, 2018 | Dec 5, 2018 |
| 8-K |
Current report
Results of operations, New debt
|
Dec 3, 2018 | Nov 30, 2018 |
| 10-Q | Quarterly report | Nov 30, 2018 | Sep 30, 2018 |
| 10-Q | Quarterly report | Nov 30, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Other events
|
Nov 27, 2018 | Nov 26, 2018 |
| 8-K |
Current report
New debt
|
Nov 23, 2018 | Nov 21, 2018 |
| 8-K |
Current report
New debt
|
Nov 15, 2018 | Nov 14, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 13, 2018 | Nov 9, 2018 |
| NT 10-Q | Filing | Nov 9, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Other events
|
Oct 24, 2018 | Oct 23, 2018 |
| 8-K |
Current report
New debt, Other events
|
Oct 16, 2018 | Oct 15, 2018 |
| 8-K |
Current report
Listing notice
|
Aug 16, 2018 | Aug 15, 2018 |
| 8-K |
Current report
New debt, Other events
|
Aug 15, 2018 | Aug 14, 2018 |
| NT 10-Q | Filing | Aug 9, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2018 | Aug 8, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2018 | Jun 7, 2018 |
| 10-Q | Quarterly report | May 10, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations, Officer or director change
|
May 9, 2018 | May 3, 2018 |
| EFFECT | Filing | Apr 27, 2018 | — |
| S-3/A | Form s-3/a | Apr 27, 2018 | — |
| CORRESP | Letter to the SEC | Apr 24, 2018 | — |
| DEFA14A | Additional proxy material | Apr 23, 2018 | — |
| DEF 14A | Proxy statement | Apr 23, 2018 | Jun 7, 2018 |
| CORRESP | Letter to the SEC | Apr 2, 2018 | — |
| UPLOAD | Letter from the SEC | Mar 28, 2018 | — |
| S-3 | Shelf registration | Mar 19, 2018 | — |
| 8-K | Current report | Mar 16, 2018 | Mar 16, 2018 |
| 10-K | Annual report | Mar 16, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Mar 7, 2018 | Mar 7, 2018 |
| 8-K | Current report | Feb 14, 2018 | Feb 13, 2018 |
| 8-K |
Current report
New debt
|
Dec 7, 2017 | Dec 6, 2017 |
| 10-Q | Quarterly report | Nov 9, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2017 | Nov 8, 2017 |
| 8-K/A | Amended current report | Nov 8, 2017 | Oct 10, 2017 |
| 8-K |
Current report
Acquisition or sale of assets, New debt
|
Oct 11, 2017 | Oct 10, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 11, 2017 | Oct 10, 2017 |
| 10-Q | Quarterly report | Aug 9, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 9, 2017 | Aug 9, 2017 |
| 8-K |
Current report
Material agreement, Other events
|
Aug 9, 2017 | Aug 9, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2017 | Aug 9, 2017 |
| 11-K | Employee savings plan report | Jun 27, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2017 | Jun 8, 2017 |
| 10-Q | Quarterly report | May 4, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations
|
May 3, 2017 | May 3, 2017 |
| DEFA14A | Additional proxy material | Apr 27, 2017 | — |
| DEF 14A | Proxy statement | Apr 27, 2017 | Jun 8, 2017 |
| 10-K | Annual report | Mar 10, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Results of operations
|
Mar 2, 2017 | Mar 1, 2017 |
| 8-K |
Current report
Other events
|
Dec 14, 2016 | Dec 14, 2016 |
| 424B5 | Prospectus supplement | Dec 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
- Wholesale-Machinery, Equipment & Supplies (SIC 5080)
- Listed as
- HDSN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- NY
- Headquarters
- Pearl River, NY
- SEC filer status
- Accelerated filer
- SEC CIK
- 925528
Other Wholesale-Machinery, Equipment & Supplies companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.