SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001564590-21-041927
Filing Date
2021-08-06
Accepted
2021-08-06 08:37:04
Documents
14
Period of Report
2021-08-06
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K kop-8k_20210806.htm   iXBRL 8-K 33831
2 EX-99.1 kop-ex991_6.htm EX-99.1 20739
3 GRAPHIC gux3vsximyub000001.jpg GRAPHIC 16346
  Complete submission text file 0001564590-21-041927.txt   209245

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA kop-20210806.xsd EX-101.SCH 5678
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE kop-20210806_lab.xml EX-101.LAB 18584
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE kop-20210806_pre.xml EX-101.PRE 11034
7 EXTRACTED XBRL INSTANCE DOCUMENT kop-8k_20210806_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)

IRS No.: 201878963 | State of Incorp.: PA | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-32737 | Film No.: 211150934
SIC: 2400 Lumber & Wood Products (No Furniture)