Koppers Holdings (KOP) CAO reports 113 new dividend equivalent rights

Rhea-AI Filing Summary

Koppers Holdings Inc. reported an insider equity update involving its Chief Accounting Officer. On 12/16/2025, the officer acquired 113 dividend equivalent rights (DERs)

These DERs accrued with respect to additional RSUs credited to the officer that relate to RSU grants originally made on January 4, 2022, January 4, 2023, January 4, 2024, and January 3, 2025. Following this transaction, the officer beneficially owns 168 such derivative securities, held directly. The transaction price for the DERs is listed as $0 per derivative security.

12/17/2025 - 05:58 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Pearce Bradley A

(Last) (First) (Middle)

436 SEVENTH AVENUE

(Street)

PITTSBURGH PA 15219

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Koppers Holdings Inc. [ KOP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Dividend Equivalent Rights	(1)	12/16/2025		A		113		(1)	(1)	Common Stock	113	$0	168	D

Explanation of Responses:

1. The dividend equivalent rights ("DERs") accrued with respect to additional time-based restricted stock units ("RSUs") credited to the reporting person with respect to RSUs granted on January 4, 2022, January 4, 2023, January 4, 2024, and January 3, 2025. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

Remarks:

	/s/ Stephanie L. Apostolou, Attorney in Fact	12/17/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did Koppers Holdings (KOP) report in this filing?

The Chief Accounting Officer of Koppers Holdings Inc. reported acquiring 113 dividend equivalent rights (DERs) on 12/16/2025 in a Form 4 filing. These DERs are tied to existing time-based restricted stock units.

How many dividend equivalent rights does the Koppers (KOP) officer own after the transaction?

After the reported transaction, the officer beneficially owns 168 dividend equivalent rights, which are listed as derivative securities held in direct ownership.

What are dividend equivalent rights for Koppers Holdings (KOP) in this context?

The filing states that the dividend equivalent rights (DERs) accrued with respect to additional time-based RSUs and that each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

Which RSU grants are associated with the new dividend equivalent rights at Koppers (KOP)?

The DERs are credited with respect to RSUs granted on January 4, 2022, January 4, 2023, January 4, 2024, and January 3, 2025, all referenced as time-based restricted stock units.

What was the price of the newly acquired dividend equivalent rights for Koppers (KOP)?

The table reports a transaction price of $0 for each dividend equivalent right acquired on 12/16/2025, indicating no cash price was paid per derivative security.

What role does the reporting person hold at Koppers Holdings (KOP)?

The reporting person is identified as an Officer of Koppers Holdings Inc., with the specific title of Chief Accounting Officer, and is not listed as a director or 10% owner.