Louis L. Testoni - 02 May 2025 Form 4 Insider Report for Koppers Holdings Inc. (KOP)

Reporting relationship: Director
Issuer ticker: KOP
Reported as of: 02 May 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 06 May 2025, 17:43:57 UTC
Prior SEC filing: 26 Mar 2025
Source filing: View source filing
Reporting owner signature: /s/Stephanie L. Apostolou, Attorney in Fact

Key filing fact

Louis L. Testoni filed Form 4 for Koppers Holdings Inc. (KOP) on 06 May 2025.

Key facts

This page summarizes Louis L. Testoni's Form 4 filing for Koppers Holdings Inc. (KOP).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 06 May 2025, 17:43.

Change

Previous filing in this sequence was filed on 26 Mar 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001576713 Primary reporting owner

TESTONI LOUIS L

Relationship: Director
Address: 436 SEVENTH AVENUE, PITTSBURGH
Signature: /s/Stephanie L. Apostolou, Attorney in Fact
Signature date: 06 May 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

KOP transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +17
Change %: +0.04%
Price: $0.000000
Shares after: 45,778
Date: 02 May 2025
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

KOP transaction Derivative

Dividend Equivalent Rights

Options Exercise

Transaction value: $0
Shares: -17
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 02 May 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 17
Exercise price
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

Footnote F2

These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.