HUDSON TECHNOLOGIES INC /NY — SC 13G/A Filings
54 SC 13G/A filings on record
This page lists all SC 13G/A filings submitted to the SEC by HUDSON TECHNOLOGIES INC /NY (HDSN), sorted by most recent first. Each row links to the full filing on EdgarLookup. HUDSON TECHNOLOGIES INC /NY has filed 54 SC 13G/A documents with the SEC since 2004. To view all SEC filings by HUDSON TECHNOLOGIES INC /NY, see the full filings list.
All
10-K
10-K/A
10-Q
10KSB
10KSB/A
10KSB40
10QSB
10QSB/A
11-K
144
3
4
4/A
424B3
424B5
5
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFR14A
DEFS14A
EFFECT
NT 10-K
NT 10-Q
PRE 14A
PRER14A
PRES14A
REGDEX
REGDEX/A
S-3
S-3/A
S-3MEF
S-8
SB-2
SB-2/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13D
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G/A | — | 0000932471-24-001091 | Nov 12, 2024 | — |
| SC 13G/A | — | 0000932471-24-000487 | Nov 4, 2024 | — |
| SC 13G/A | — | 0000919574-24-001240 | Feb 14, 2024 | — |
| SC 13G/A | HDSN1231202313GA | 0001512162-24-000005 | Feb 12, 2024 | — |
| SC 13G/A | — | 0001086364-24-004876 | Jan 26, 2024 | — |
| SC 13G/A | — | 0001172661-23-001477 | Feb 15, 2023 | — |
| SC 13G/A | HDSN 13G | 0001512162-23-000002 | Feb 13, 2023 | — |
| SC 13G/A | — | 0000919574-23-000662 | Feb 2, 2023 | — |
| SC 13G/A | — | 0001512291-22-000003 | Sep 28, 2022 | — |
| SC 13G/A | — | 0001172661-22-000638 | Feb 14, 2022 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-22-000038 | Feb 10, 2022 | — |
| SC 13G/A | SC 13G/A | 0001104659-22-016047 | Feb 9, 2022 | — |
| SC 13G/A | — | 0000919574-22-000684 | Feb 7, 2022 | — |
| SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | 0001172661-21-000626 | Feb 16, 2021 | — |
| SC 13G/A | AMENDMENT NO. 3 TO SCHEDULE 13G | 0000892712-21-000045 | Feb 8, 2021 | — |
| SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | 0001172661-20-000886 | Feb 14, 2020 | — |
| SC 13G/A | PEKIN SINGER STRAUSS ASSET MANAGEMENT, INC | 0001085146-20-000613 | Feb 12, 2020 | — |
| SC 13G/A | SC 13G/A | 0001193125-20-033202 | Feb 12, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-20-001061 | Feb 12, 2020 | — |
| SC 13G/A | HDSN201913G | 0001512162-20-000001 | Feb 11, 2020 | — |
| SC 13G/A | — | 0000318989-20-000036 | Feb 7, 2020 | — |
| SC 13G/A | AMENDMENT NO. 2 TO SCHEDULE 13G | 0000892712-20-000040 | Jan 31, 2020 | — |
| SC 13G/A | — | 0001172661-19-001539 | Jul 10, 2019 | — |
| SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | 0001172661-19-000537 | Feb 14, 2019 | — |
| SC 13G/A | — | 0000315066-19-001128 | Feb 13, 2019 | — |
| SC 13G/A | PEKIN SINGER STRAUSS ASSET MANAGEMENT, INC | 0001085146-19-000480 | Feb 11, 2019 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-19-001387 | Feb 8, 2019 | — |
| SC 13G/A | 13GHUDSON | 0001512162-19-000003 | Jan 31, 2019 | — |
| SC 13G/A | SC 13G/A | 0001193125-19-015648 | Jan 24, 2019 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-19-000014 | Jan 18, 2019 | — |
| SC 13G/A | — | 0000215457-18-005817 | Jul 10, 2018 | — |
| SC 13G/A | SC 13G/A | 0001144204-17-008701 | Feb 14, 2017 | — |
| SC 13G/A | — | 0000897069-17-000113 | Feb 14, 2017 | — |
| SC 13G/A | SCHEDULE 13G AMENDMENT NO. 3 | 0001193125-17-030759 | Feb 3, 2017 | — |
| SC 13G/A | AMENDMENT NO. 2 TO SCHEDULE 13G | 0000892712-17-000015 | Jan 10, 2017 | — |
| SC 13G/A | SC 13G/A | 0001144204-16-123381 | Sep 9, 2016 | — |
| SC 13G/A | SC 13G/A | 0001144204-16-112258 | Jul 8, 2016 | — |
| SC 13G/A | SC 13G/A | 0001144204-16-081561 | Feb 12, 2016 | — |
| SC 13G/A | SC 13G AMENDMENT NO. 2 | 0001193125-16-462495 | Feb 12, 2016 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-16-001318 | Feb 5, 2016 | — |
| SC 13G/A | — | 0000897069-16-000619 | Feb 4, 2016 | — |
| SC 13G/A | SC 13G/A | 0001144204-15-040821 | Jul 2, 2015 | — |
| SC 13G/A | SCHEDULE 13G (AMENDMENT NO. 1) | 0001193125-15-050326 | Feb 13, 2015 | — |
| SC 13G/A | — | 0000897069-15-000143 | Feb 13, 2015 | — |
| SC 13G/A | — | 0001213206-15-000003 | Feb 10, 2015 | — |
| SC 13G/A | SC 13G/A | 0001144204-15-005921 | Feb 4, 2015 | — |
| SC 13G/A | SC 13G/A | 0001144204-14-014104 | Mar 7, 2014 | — |
| SC 13G/A | SC13G (AMENDMENT 3) | 0001193125-14-054893 | Feb 14, 2014 | — |
| SC 13G/A | HUDSON TECHNOLOGIES | 0001213206-14-000002 | Jan 23, 2014 | — |
| SC 13G/A | HUDSON TECHNOLOGIES | 0001213206-13-000002 | Jan 9, 2013 | — |