Koppers CFO files Form 3 with zero share holdings

Koppers Holdings Inc. executive Eric D. Brenner, the company’s CFO and Treasurer, has filed an initial Form 3 statement of beneficial ownership.

Rhea-AI Filing Summary

Koppers Holdings Inc. executive Eric D. Brenner, the company’s CFO and Treasurer, has filed an initial Form 3 statement of beneficial ownership. The filing shows that he directly owns no shares of Common Stock of Koppers as of the reported date. No purchases, sales, or other transactions are reported; this filing simply establishes his starting ownership position as an insider.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Brenner Eric D.

Role CFO and Treasurer

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 0 shares (Direct)

Key Figures

Form type: Form 3 Total shares following reported position: 0.0000 shares Common Stock Transaction records with known code: 0 transactions +2 more

5 metrics

Form type Form 3 Initial statement of beneficial ownership by officer

Total shares following reported position 0.0000 shares Common Stock Direct ownership as of reported date

Transaction records with known code 0 transactions No buy, sell, or other coded transactions reported

Holding entries 1 entry Single holding line for Common Stock

Unknown transaction code entries 1 entry Recorded as holding with unknown code description

Key Terms

Form 3, beneficial ownership, Common Stock

3 terms

Form 3 regulatory

"has filed an initial Form 3 statement of beneficial ownership"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"filed an initial Form 3 statement of beneficial ownership"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Common Stock financial

"reported owning no shares of 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.

FAQ

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

What does Eric D. Brenner’s Form 3 filing for KOP show?

The Form 3 shows that Koppers Holdings Inc. CFO and Treasurer Eric D. Brenner reported owning no shares of Common Stock. It is an initial disclosure that establishes his baseline ownership as an insider at the reported date.

Did Eric D. Brenner buy or sell Koppers (KOP) shares in this Form 3?

No transactions are reported in this Form 3 for Koppers Holdings Inc. It lists Brenner’s holdings only, showing zero Common Stock owned directly, with no buys, sells, or option exercises disclosed in the filing data.

What insider role does Eric D. Brenner hold at Koppers (KOP)?

Eric D. Brenner is identified as an officer of Koppers Holdings Inc., serving as CFO and Treasurer. His Form 3 filing reflects his status as a reporting person required to disclose beneficial ownership of the company’s equity securities.

How many Koppers (KOP) shares does Eric D. Brenner own after this Form 3?

The Form 3 shows total shares of Koppers Holdings Inc. Common Stock following the reported position as 0.0000 shares. This indicates Brenner had no directly held Common Stock at the time covered by the filing.

Does the Form 3 for Koppers (KOP) include any derivative securities?

The provided Form 3 data shows no derivative securities listed for Eric D. Brenner. The derivative summary is empty, indicating no options, warrants, or other derivatives were reported as part of this initial ownership statement.

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

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Accepted by SEC EDGAR 05/27/2026 - 04:06 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Brenner Eric D.

(Last) (First) (Middle)

436 SEVENTH AVENUE

(Street)

PITTSBURGH PENNSYLVANIA 15219

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/26/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Stephanie L. Apostolou, Attorney in Fact	05/27/2026
	** 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 5 (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 3: SEC 1473 (03-26)