Koppers director receives 3,280-share stock award

Koppers Holdings Inc. director Xudong Feng reported an equity compensation grant of common stock.

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Form Type

Rhea-AI Filing Summary

Koppers Holdings Inc. director Xudong Feng reported an equity compensation grant of common stock. On May 7, 2026, he acquired 3,280 shares of common stock at $0.00 per share as a grant described as time-based restricted stock units. Following this award, Feng directly holds 32,184 shares of Koppers common stock.

Insider Trade Summary

Grant/Award: 3,280 shares

Grant/Award 1 txn

Insider Feng Xudong

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3,280	$0.00	$0.00

Holdings After Transaction: Common Stock — 32,184 shares (Direct)

Footnotes (1)

F1. The reporting person was awarded time-based restricted stock units.

Key Figures

Shares granted: 3,280 shares Grant price: $0.00 per share Shares after transaction: 32,184 shares +3 more

6 metrics

Shares granted 3,280 shares Common stock award on May 7, 2026

Grant price $0.00 per share Equity compensation grant

Shares after transaction 32,184 shares Direct holdings following award

Transaction code A Grant, award, or other acquisition

Transaction direction acquire Non-derivative common stock

Transaction count by type 1 acquisition, 0 sales Form 4 transaction summary

Key Terms

time-based restricted stock units, Grant, award, or other acquisition, Common Stock, direct ownership

4 terms

time-based restricted stock units financial

"The reporting person was awarded time-based restricted stock units."

Time-based restricted stock units are a form of employee compensation where individuals are granted company shares that are earned over a set period, often as a reward for staying with the company. These shares typically become fully owned and transferable only after passing specific time milestones, encouraging long-term commitment. For investors, they highlight a company's focus on employee retention and can influence future stock supply and company stability.

Grant, award, or other acquisition regulatory

"transaction_code_description: Grant, award, or other acquisition"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

direct ownership regulatory

"ownership_type: direct"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Koppers (KOP) director Xudong Feng report?

Director Xudong Feng reported receiving an equity award of 3,280 shares of Koppers common stock. The shares were granted at $0.00 per share as time-based restricted stock units, reflecting stock-based compensation rather than an open-market purchase.

How many Koppers (KOP) shares does Xudong Feng hold after this Form 4?

After the reported grant, Xudong Feng directly holds 32,184 shares of Koppers common stock. This total includes the 3,280 shares awarded on May 7, 2026 as time-based restricted stock units, according to the Form 4 filing data.

Was cash paid for the Koppers (KOP) shares granted to Xudong Feng?

No cash was paid for these shares. The 3,280 Koppers common shares were granted at $0.00 per share as a stock-based award. The footnote specifies the reporting person was awarded time-based restricted stock units, indicating compensation rather than a purchase.

What does the Form 4 transaction code "A" mean for Koppers (KOP)?

In this Form 4, the transaction code "A" represents a grant, award, or other acquisition of securities. For Koppers, it reflects a 3,280-share common stock award to director Xudong Feng, structured as time-based restricted stock units with no purchase price paid.

Is the Koppers (KOP) insider transaction an open-market buy or a stock award?

The transaction is a stock award, not an open-market buy. The filing lists transaction code "A" and a price of $0.00 per share, and the footnote explains that Xudong Feng was awarded time-based restricted stock units as part of his compensation.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/11/2026 - 04:10 PM EDT

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Feng Xudong

(Last)

(First)

(Middle)

436 SEVENTH AVENUE

(Street)

PITTSBURGH

PENNSYLVANIA

15219

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/07/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock⁽¹⁾	05/07/2026		A		3,280	A	$0	32,184	D

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The reporting person was awarded time-based restricted stock units.

Remarks:

	/s/ Stephanie L. Apostolou, Attorney in Fact	05/11/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR