Home/Filings/4/0001806249-25-000003
4//SEC Filing

Apostolou Stephanie L 4

Accession 0001806249-25-000003

CIK 0001315257other

Filed

Dec 16, 7:00 PM ET

Accepted

Dec 17, 6:10 PM ET

Size

5.7 KB

Accession

0001806249-25-000003

Insider Transaction Report

Form 4
Period: 2025-12-16
Apostolou Stephanie L
Chief Legal&Sus Officer & Sec.
Transactions
  • Award

    Dividend Equivalent Rights

    2025-12-16+245349 total
    Common Stock (245 underlying)
Footnotes (1)
  • [F1]The dividend equivalent rights ("DERs") accrued with respect to additional time-based and performance-based restricted stock units ("RSUs" and "PSUs", respectively) credited to the reporting person. Of this total, 208 DERs accrued with respect to RSUs granted on January 4, 2022, January 4, 2023, January 4, 2024, and January 3, 2025, and 37 DERs accrued with respect to PSUs granted on January 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

Issuer

Koppers Holdings Inc.

CIK 0001315257

Entity typeother

Related Parties

1
  • filerCIK 0001806249

Filing Metadata

Form type
4
Filed
Dec 16, 7:00 PM ET
Accepted
Dec 17, 6:10 PM ET
Size
5.7 KB