HUDSON TECHNOLOGIES INC /NY — 4 Filings
491 4 filings on record
This page lists all 4 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 491 4 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 |
|---|---|---|---|---|
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-020213 | Oct 4, 2022 | Sep 30, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-020217 | Oct 4, 2022 | Sep 30, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-017468 | Aug 8, 2022 | — |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-015996 | Jul 6, 2022 | Jul 5, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-015091 | Jun 17, 2022 | Jun 15, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014724 | Jun 13, 2022 | Jun 9, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014718 | Jun 13, 2022 | Jun 9, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014763 | Jun 13, 2022 | Jun 9, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014720 | Jun 13, 2022 | Jun 9, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014722 | Jun 13, 2022 | Jun 9, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-014350 | Jun 6, 2022 | Jun 3, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-013875 | May 31, 2022 | May 27, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-012857 | May 18, 2022 | May 17, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-011903 | May 9, 2022 | — |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-011866 | May 9, 2022 | May 6, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-010378 | Apr 18, 2022 | — |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-009188 | Apr 1, 2022 | Mar 31, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-007628 | Mar 14, 2022 | Mar 11, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-005873 | Feb 28, 2022 | Feb 24, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-005830 | Feb 28, 2022 | Feb 24, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-005832 | Feb 28, 2022 | Feb 24, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-005834 | Feb 28, 2022 | Feb 24, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-004672 | Feb 17, 2022 | Feb 15, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-002977 | Feb 8, 2022 | Jan 21, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-002614 | Feb 4, 2022 | Feb 3, 2022 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-001121 | Jan 18, 2022 | Dec 10, 2021 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-001116 | Jan 18, 2022 | Nov 26, 2021 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-22-001118 | Jan 18, 2022 | Dec 15, 2021 |
| 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 0001062993-21-012726 | Dec 13, 2021 | Dec 9, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000064 | Nov 19, 2021 | Nov 18, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000062 | Nov 17, 2021 | Nov 15, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000060 | Nov 17, 2021 | Nov 15, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000058 | Sep 15, 2021 | Sep 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000056 | Aug 31, 2021 | Aug 30, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000054 | Aug 26, 2021 | Aug 24, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000052 | Aug 18, 2021 | Aug 17, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000050 | Aug 9, 2021 | — |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000048 | Aug 2, 2021 | Jul 29, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000046 | Jul 6, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000044 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000034 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000036 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000038 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000040 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000042 | Jul 2, 2021 | Jul 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000032 | Jun 22, 2021 | Jun 2, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000030 | Jun 11, 2021 | Jun 9, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000028 | Jun 7, 2021 | Jun 3, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000026 | Jun 3, 2021 | Jun 2, 2021 |
| 4 | PRIMARY DOCUMENT | 0001449374-21-000024 | Jun 2, 2021 | Jun 1, 2021 |