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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001127602-22-011817
Filing Date
2022-04-11
Accepted
2022-04-11 14:47:24
Documents
1
Period of Report
2022-04-11

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form3.html 3  
1 PRIMARY DOCUMENT form3.xml 3 2020
  Complete submission text file 0001127602-22-011817.txt   3424
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 436 SEVENTH AVENUE PITTSBURGH PA 15219
Business Address
Lucas Stephen G (Reporting) CIK: 0001919175 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-32737 | Film No.: 22819441