Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001193125-12-134072
Filing Date
2012-03-27
Accepted
2012-03-27 14:03:32
Documents
7
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
1 AMENDMENT NO.1 TO FORM 10-K d272249d10ka.htm 10-K/A 43348
  Complete submission text file 0001193125-12-134072.txt   21387675

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT kop-20111231.xml EX-101.INS 5407910
3 XBRL TAXONOMY EXTENSION SCHEMA kop-20111231.xsd EX-101.SCH 94656
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE kop-20111231_cal.xml EX-101.CAL 108838
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE kop-20111231_def.xml EX-101.DEF 382767
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE kop-20111231_lab.xml EX-101.LAB 778655
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE kop-20111231_pre.xml EX-101.PRE 745869
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: 10-K/A | Act: 34 | File No.: 001-32737 | Film No.: 12716706
SIC: 2400 Lumber & Wood Products (No Furniture)