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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001564590-21-025405
Filing Date
2021-05-07
Accepted
2021-05-07 12:30:38
Documents
101
Period of Report
2021-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q kop-10q_20210331.htm   iXBRL 10-Q 2862971
2 EX-10.1 kop-ex101_18.htm EX-10.1 101927
3 EX-31.1 kop-ex311_16.htm EX-31.1 14749
4 EX-31.2 kop-ex312_15.htm EX-31.2 14729
5 EX-32.1 kop-ex321_17.htm EX-32.1 6861
6 GRAPHIC ggkiinmoiims000001.jpg GRAPHIC 12221
  Complete submission text file 0001564590-21-025405.txt   13220579

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA kop-20210331.xsd EX-101.SCH 68411
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE kop-20210331_cal.xml EX-101.CAL 72619
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE kop-20210331_def.xml EX-101.DEF 213133
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE kop-20210331_lab.xml EX-101.LAB 535113
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE kop-20210331_pre.xml EX-101.PRE 433254
12 EXTRACTED XBRL INSTANCE DOCUMENT kop-10q_20210331_htm.xml XML 3316453
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.: 21901363
SIC: 2400 Lumber & Wood Products (No Furniture)