Financial reports
10-K/A
2023 FY
Annual report (amended)
14 Mar 24
10-K
2023 FY
Annual report
29 Feb 24
10-Q
2023 Q3
Quarterly report
2 Nov 23
10-Q
2023 Q2
Quarterly report
1 Aug 23
10-Q
2023 Q1
Quarterly report
4 May 23
10-K
2022 FY
Annual report
23 Feb 23
10-Q
2022 Q3
Quarterly report
3 Nov 22
10-Q
2022 Q2
Quarterly report
4 Aug 22
10-Q
2022 Q1
Quarterly report
5 May 22
10-K
2021 FY
Annual report
1 Mar 22
Current reports
8-K
Quaker Houghton Announces Fourth Quarter and Full Year 2023 Results
29 Feb 24
8-K
Departure of Directors or Certain Officers
5 Dec 23
8-K
Quaker Houghton Announces Third Quarter 2023 Results
2 Nov 23
8-K
Departure of Directors or Certain Officers
7 Sep 23
8-K/A
Other Events
4 Aug 23
8-K
Other Events
3 Aug 23
8-K
Quaker Houghton Announces Second Quarter 2023 Results
1 Aug 23
8-K
Quaker Houghton Appoints Russell R. Shaller to its Board Of Directors
26 Jul 23
8-K
Submission of Matters to a Vote of Security Holders
11 May 23
8-K
Quaker Houghton Announces First Quarter 2023 Results
4 May 23
Registration and prospectus
S-3ASR
Automatic shelf registration
3 Aug 23
S-3ASR
Automatic shelf registration
3 Aug 23
S-8
Registration of securities for employees
24 May 23
S-8 POS
Registration of securities for employees (post-effective amendment)
24 May 23
SC 13E3/A
Going private transaction (amended)
12 Feb 21
S-8 POS
Registration of securities for employees (post-effective amendment)
15 Jun 20
424B7
Prospectus with selling stockholder info
20 May 20
S-3ASR
Automatic shelf registration
19 May 20
S-3ASR
Automatic shelf registration
26 Sep 19
S-3ASR
Automatic shelf registration
29 Aug 19
Proxies
DEF 14A
Definitive proxy
28 Mar 24
DEF 14A
Definitive proxy
31 Mar 23
DEF 14A
Definitive proxy
31 Mar 22
DEFA14A
Additional proxy soliciting materials
29 Apr 21
DEF 14A
Definitive proxy
31 Mar 21
DEFA14A
Additional proxy soliciting materials
31 Mar 20
DEF 14A
Definitive proxy
31 Mar 20
DEF 14A
Definitive proxy
29 Mar 19
DEF 14A
Definitive proxy
29 Mar 18
DEFM14A
Proxy related to merger
31 Jul 17
Other
SD
Conflict minerals disclosure
31 May 23
SD
Conflict minerals disclosure
31 May 22
SD
Conflict minerals disclosure
27 May 21
UPLOAD
Letter from SEC
31 Jul 17
UPLOAD
Letter from SEC
28 Jul 17
UPLOAD
Letter from SEC
6 Jul 17
EFFECT
Notice of effectiveness
21 Feb 13
UPLOAD
Letter from SEC
22 Sep 10
CORRESP
Correspondence with SEC
10 Sep 10
CORRESP
Correspondence with SEC
24 Aug 10