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Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001564590-21-054369
Filing Date
2021-11-04
Accepted
2021-11-04 13:21:20
Documents
100
Period of Report
2021-09-30

Document Format Files

Seq Description Document Type Size
1 10-Q kop-10q_20210930.htm   iXBRL 10-Q 4216814
2 EX-31.1 kop-ex311_8.htm EX-31.1 14752
3 EX-31.2 kop-ex312_7.htm EX-31.2 14732
4 EX-32.1 kop-ex321_6.htm EX-32.1 6873
5 GRAPHIC gkfaxlt5p0ks000001.jpg GRAPHIC 12221
  Complete submission text file 0001564590-21-054369.txt   17289898

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA kop-20210930.xsd EX-101.SCH 69805
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE kop-20210930_cal.xml EX-101.CAL 73803
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE kop-20210930_def.xml EX-101.DEF 218410
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE kop-20210930_lab.xml EX-101.LAB 552045
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE kop-20210930_pre.xml EX-101.PRE 443204
11 EXTRACTED XBRL INSTANCE DOCUMENT kop-10q_20210930_htm.xml XML 4705785
Mailing Address 436 SEVENTH AVENUE PITTSBURGH PA 15219
Business Address 436 SEVENTH AVENUE PITTSBURGH PA 15219 412-227-2001
Koppers Holdings Inc. (Filer) CIK: 0001315257 (see all company filings)

IRS No.: 201878963 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-32737 | Film No.: 211379180
SIC: 2400 Lumber & Wood Products (No Furniture)