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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001209191-20-009901
Filing Date
2020-02-18
Accepted
2020-02-18 11:40:17
Documents
1
Period of Report
2020-02-11

Document Format Files

Seq Description Document Type Size
1 FORM 4/A SUBMISSION doc4a.html 4/A  
1 FORM 4/A SUBMISSION doc4a.xml 4/A 7201
  Complete submission text file 0001209191-20-009901.txt   8652
Mailing Address 436 SEVENTH AVENUE PITTSBURGH PA 15219
Business Address 436 SEVENTH AVENUE PITTSBURGH PA 15219 412-227-2001
Koppers Holdings Inc. (Issuer) CIK: 0001315257 (see all company filings)

IRS No.: 201878963 | State of Incorp.: PA | Fiscal Year End: 1231
SIC: 2400 Lumber & Wood Products (No Furniture)

Mailing Address C/O KOPPERS INC 436 SEVENTH AVENUE, SUITE 1550 PITTSBURG PA 15219
Business Address
Hyde Leslie S (Reporting) CIK: 0001349675 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-32737 | Film No.: 20624135