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4//SEC Filing

Feng Xudong 4

Accession 0001209191-23-048422

CIK 0001315257other

View on SEC.gov Company Profile

Filed

Sep 5, 8:00 PM ET

Accepted

Sep 6, 4:58 PM ET

Size

4.5 KB

Accession

0001209191-23-048422

Insider Transaction Report

Form 4

Period: 2023-09-05

Koppers Holdings Inc.KOP

Director

Transactions

Gift
Common Stock
2023-09-05−3,936→ 28,904 total

Documents

1 file

4
doc4.xmlPrimary
FORM 4 SUBMISSION

Issuer

Koppers Holdings Inc.

CIK 0001315257

Entity typeother

Related Parties

1

filerCIK 0001463649

Filing Metadata

Form type: 4
Filed: Sep 5, 8:00 PM ET
Accepted: Sep 6, 4:58 PM ET
Size: 4.5 KB

View on SEC.gov