Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001628280-26-010694
Filing Date
2026-02-23
Accepted
2026-02-23 16:40:05
Documents
158
Period of Report
2025-12-31

Document Format Files

Seq Description Document Type Size
1 10-K kwr-20251231.htm   iXBRL 10-K 3233960
2 EX-10.34 kwr-20251231xex1034.htm EX-10.34 65812
3 EX-10.35 kwr-20251231xex1035.htm EX-10.35 81326
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5 EX-10.37 kwr-20251231xex1037.htm EX-10.37 81471
6 EX-21 kwr-20251231xex21.htm EX-21 143610
7 EX-23 kwr-20251231xex23.htm EX-23 2319
8 EX-31.1 kwr-20251231xex311.htm EX-31.1 10071
9 EX-31.2 kwr-20251231xex312.htm EX-31.2 9513
10 EX-32.1 kwr-20251231xex321.htm EX-32.1 3150
11 EX-32.2 kwr-20251231xex322.htm EX-32.2 3138
17 GRAPHIC image_01.jpg GRAPHIC 9349
18 GRAPHIC image_0a.jpg GRAPHIC 40765
19 GRAPHIC image_1a.jpg GRAPHIC 92965
20 GRAPHIC image_2a.jpg GRAPHIC 206
21 GRAPHIC kwr-20251231_g1.jpg GRAPHIC 120227
  Complete submission text file 0001628280-26-010694.txt   19789882

Data Files

Seq Description Document Type Size
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13 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT kwr-20251231_cal.xml EX-101.CAL 208029
14 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT kwr-20251231_def.xml EX-101.DEF 578463
15 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT kwr-20251231_lab.xml EX-101.LAB 1322768
16 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT kwr-20251231_pre.xml EX-101.PRE 1008855
161 EXTRACTED XBRL INSTANCE DOCUMENT kwr-20251231_htm.xml XML 3663455
Mailing Address ONE QUAKER PARK 901 HECTOR ST CONSHOHOCKEN PA 19428
Business Address ONE QUAKER PARK 901 HECTOR STREET CONSHOHOCKEN PA 19428 6108324000
QUAKER CHEMICAL CORP (Filer) CIK: 0000081362 (see all company filings)

EIN.: 230993790 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-12019 | Film No.: 26665921
SIC: 2990 Miscellaneous Products of Petroleum & Coal
(CF Office: 01 Energy & Transportation)