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HUDSON TECHNOLOGIES INC /NY — All Filings

1,000 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
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 SCHEDULE 13G 0001258897-18-001398 Feb 9, 2018
SC 13G 13G 0001172661-18-000310 Feb 9, 2018
SC 13G SC 13G 0001193125-18-035763 Feb 8, 2018
SC 13G 0000215457-18-004497 Feb 1, 2018
SC 13G HDSN 13G 0001512162-18-000002 Jan 25, 2018
5 PRIMARY DOCUMENT 0001010541-18-000002 Jan 18, 2018 Dec 31, 2017
5 PRIMARY DOCUMENT 0001010541-18-000001 Jan 18, 2018 Dec 31, 2017
4 PRIMARY DOCUMENT 0001010541-17-000024 Dec 21, 2017 Dec 19, 2017
4 PRIMARY DOCUMENT 0001010541-17-000025 Dec 21, 2017 Dec 19, 2017
4 PRIMARY DOCUMENT 0001010541-17-000026 Dec 21, 2017 Dec 19, 2017
4 PRIMARY DOCUMENT 0001010541-17-000027 Dec 21, 2017 Dec 19, 2017
4 PRIMARY DOCUMENT 0001010541-17-000028 Dec 21, 2017 Dec 19, 2017
4 PRIMARY DOCUMENT 0001010541-17-000023 Dec 19, 2017 Dec 15, 2017
4 PRIMARY DOCUMENT 0001010541-17-000022 Dec 19, 2017 Dec 15, 2017
8-K 8-K 0001144204-17-062689 Dec 7, 2017 Dec 6, 2017
4 PRIMARY DOCUMENT 0001010541-17-000019 Nov 20, 2017 Nov 17, 2017
4 PRIMARY DOCUMENT 0001010541-17-000020 Nov 20, 2017 Nov 17, 2017
4 PRIMARY DOCUMENT 0001010541-17-000021 Nov 20, 2017 Nov 17, 2017
4 PRIMARY DOCUMENT 0001010541-17-000018 Nov 15, 2017 Nov 13, 2017
4 PRIMARY DOCUMENT 0001010541-17-000017 Nov 15, 2017 Nov 13, 2017
4 PRIMARY DOCUMENT 0001010541-17-000014 Nov 15, 2017 Nov 13, 2017
4 PRIMARY DOCUMENT 0001010541-17-000015 Nov 15, 2017 Nov 13, 2017
4 PRIMARY DOCUMENT 0001010541-17-000016 Nov 15, 2017 Nov 13, 2017
10-Q FORM 10-Q 0001144204-17-057706 Nov 9, 2017 Sep 30, 2017
8-K/A FORM 8-K/A 0001144204-17-057265 Nov 8, 2017 Oct 10, 2017
8-K FORM 8-K 0001144204-17-057278 Nov 8, 2017
8-K FORM 8-K 0001144204-17-051963 Oct 11, 2017 Oct 10, 2017
8-K FORM 8-K 0001144204-17-051962 Oct 11, 2017 Oct 10, 2017
4 PRIMARY DOCUMENT 0001010541-17-000013 Sep 7, 2017 Sep 5, 2017
4 PRIMARY DOCUMENT 0001010541-17-000011 Aug 22, 2017 Aug 21, 2017
4 PRIMARY DOCUMENT 0001010541-17-000012 Aug 22, 2017 Aug 21, 2017
4 PRIMARY DOCUMENT 0001010541-17-000006 Aug 22, 2017 Aug 18, 2014
4 PRIMARY DOCUMENT 0001010541-17-000008 Aug 22, 2017 Aug 18, 2017
4 PRIMARY DOCUMENT 0001010541-17-000005 Aug 22, 2017 Aug 18, 2017
4 PRIMARY DOCUMENT 0001010541-17-000009 Aug 22, 2017 Aug 21, 2017
4 PRIMARY DOCUMENT 0001010541-17-000010 Aug 22, 2017 Aug 21, 2017
8-K FORM 8-K 0001144204-17-041700 Aug 9, 2017
10-Q 10-Q 0001144204-17-041734 Aug 9, 2017 Jun 30, 2017
8-K 8-K 0001144204-17-041692 Aug 9, 2017
8-K FORM 8-K 0001144204-17-041686 Aug 9, 2017
11-K AUTO-GENERATED PAPER DOCUMENT 9999999997-17-007459 Jun 27, 2017 Dec 31, 2016
8-K FORM 8-K 0001144204-17-031954 Jun 9, 2017 Jun 8, 2017
10-Q 10-Q 0001144204-17-024606 May 4, 2017 Mar 31, 2017
8-K FORM 8-K 0001144204-17-024210 May 3, 2017
DEFA14A DEFA14A 0001144204-17-022633 Apr 27, 2017
DEF 14A DEF 14A 0001144204-17-022627 Apr 27, 2017 Jun 8, 2017
10-K FORM 10-K 0001144204-17-013954 Mar 10, 2017 Dec 31, 2016
8-K FORM 8-K 0001144204-17-012367 Mar 2, 2017 Mar 1, 2017
4 PRIMARY DOCUMENT 0001010541-17-000004 Feb 16, 2017 Nov 14, 2016
SC 13G/A SC 13G/A 0001144204-17-008701 Feb 14, 2017