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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-22-015448
Filing Date
2022-05-24
Accepted
2022-05-24 16:31:33
Documents
1
Period of Report
2022-05-20

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 3236
  Complete submission text file 0001127602-22-015448.txt   4660
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 SUITE 1550 PITTSBURGH PA 15219
Business Address
Feng Xudong (Reporting) CIK: 0001463649 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-32737 | Film No.: 22957317