Company · CIK 925528 # HUDSON TECHNOLOGIES INC /NY | CIK | [925528](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000925528) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 5080 — Wholesale-Machinery, Equipment & Supplies | | Incorporated in | NY | | Business address | NY | | Listed | HDSN (Nasdaq) | | First annual or quarterly report | 2001-03-29 | ## Offerings 8 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-292167 | Shelf Effective | 2025-12-16 | 2026-01-07 | 2 | | 333-269221 | Shelf Effective | 2023-01-13 | 2023-01-23 | 2 | | 333-251646 | Shelf Effective | 2020-12-23 | 2021-01-12 | 2 | | 333-223755 | Shelf Effective | 2018-03-19 | 2018-04-27 | 2 | | 333-207969 | Shelf Effective | 2015-11-12 | 2016-12-09 | 4 | | 333-185490 | Shelf Effective | 2012-12-14 | 2014-06-06 | 4 | | 333-182526 | Shelf Effective | 2012-07-03 | 2012-08-01 | 2 | | 333-151973 | Shelf Effective | 2008-06-26 | 2010-07-02 | 4 | ## Filings 22 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-01-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999526000092/9999999995-26-000092-index.htm) Declared effective | 333-292167 | 9999999995-26-000092 | | 2025-12-16 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000110465925121568/0001104659-25-121568-index.htm) Shelf registered | 333-292167 | 0001104659-25-121568 | | 2023-01-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999523000166/9999999995-23-000166-index.htm) Declared effective | 333-269221 | 9999999995-23-000166 | | 2023-01-13 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000110465923003807/0001104659-23-003807-index.htm) Shelf registered | 333-269221 | 0001104659-23-003807 | | 2021-01-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999521000128/9999999995-21-000128-index.htm) Declared effective | 333-251646 | 9999999995-21-000128 | | 2020-12-23 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000110465920139075/0001104659-20-139075-index.htm) Shelf registered | 333-251646 | 0001104659-20-139075 | | 2018-04-27 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999518000959/9999999995-18-000959-index.htm) Declared effective | 333-223755 | 9999999995-18-000959 | | 2018-03-19 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000114420418015416/0001144204-18-015416-index.htm) Shelf registered | 333-223755 | 0001144204-18-015416 | | 2016-12-09 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420416138710/0001144204-16-138710-index.htm) Shelf takedown | 333-207969 | 0001144204-16-138710 | | 2016-12-05 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420416137775/0001144204-16-137775-index.htm) Shelf takedown | 333-207969 | 0001144204-16-137775 | | 2015-12-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999515003323/9999999995-15-003323-index.htm) Declared effective | 333-207969 | 9999999995-15-003323 | | 2015-11-12 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000114420415064766/0001144204-15-064766-index.htm) Shelf registered | 333-207969 | 0001144204-15-064766 | | 2014-06-06 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420414036193/0001144204-14-036193-index.htm) Shelf takedown | 333-185490 | 0001144204-14-036193 | | 2014-06-05 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420414035896/0001144204-14-035896-index.htm) Shelf takedown | 333-185490 | 0001144204-14-035896 | | 2013-01-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999513000245/9999999995-13-000245-index.htm) Declared effective | 333-185490 | 9999999995-13-000245 | | 2012-12-14 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000114420412068033/0001144204-12-068033-index.htm) Shelf registered | 333-185490 | 0001144204-12-068033 | | 2012-08-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999512002354/9999999995-12-002354-index.htm) Declared effective | 333-182526 | 9999999995-12-002354 | | 2012-07-03 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000101054112000011/0001010541-12-000011-index.htm) Shelf registered | 333-182526 | 0001010541-12-000011 | | 2010-07-02 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420410036433/0001144204-10-036433-index.htm) Shelf takedown | 333-151973 | 0001144204-10-036433 | | 2009-07-31 | [424B5](https://www.sec.gov/Archives/edgar/data/925528/000114420409039891/0001144204-09-039891-index.htm) Shelf takedown | 333-151973 | 0001144204-09-039891 | | 2008-09-05 | [EFFECT](https://www.sec.gov/Archives/edgar/data/925528/999999999508002725/9999999995-08-002725-index.htm) Declared effective | 333-151973 | 9999999995-08-002725 | | 2008-06-26 | [S-3](https://www.sec.gov/Archives/edgar/data/925528/000114420408036925/0001144204-08-036925-index.htm) Shelf registered | 333-151973 | 0001144204-08-036925 | [All filings of this company](https://equitycapital.markets/filings?cik=925528) · [CSV](https://equitycapital.markets/filings.csv?cik=925528) --- Source page: https://equitycapital.markets/company/925528 · Data: U.S. SEC EDGAR · CC BY 4.0