Form 8-K - Current report:
SEC Accession No. 0001564590-21-059338
Filing Date
2021-12-03
Accepted
2021-12-03 16:15:50
Documents
12
Period of Report
2021-12-01
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Document Format Files

Seq Description Document Type Size
1 8-K kop-8k_20211201.htm   iXBRL 8-K 30207
  Complete submission text file 0001564590-21-059338.txt   154159

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA kop-20211201.xsd EX-101.SCH 5678
3 XBRL TAXONOMY EXTENSION LABEL LINKBASE kop-20211201_lab.xml EX-101.LAB 18584
4 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE kop-20211201_pre.xml EX-101.PRE 11034
5 EXTRACTED XBRL INSTANCE DOCUMENT kop-8k_20211201_htm.xml XML 3382
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)

EIN.: 201878963 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-32737 | Film No.: 211470202
SIC: 2400 Lumber & Wood Products (No Furniture)