Koppers Holdings (KOP) investor plans to sell 2,000 shares under Rule 144

Rhea-AI Filing Summary

A shareholder of KOP filed to sell common stock under Rule 144. The planned transaction involves 2,000 common shares held at Fidelity Brokerage Services, with an aggregate value of $102,020.00, and lists the NYSE as the trading venue with an anticipated sale date of August 10, 2026.

The filing also lists prior equity awards: restricted stock vesting events of 1,500 shares on January 5, 2024 and 500 shares on March 1, 2024, both characterized as compensation from the issuer.

Key Figures

Shares planned for sale: 2,000 shares Aggregate value of shares: $102,020.00 Planned sale date: 08/10/2026 +2 more

5 metrics

Shares planned for sale 2,000 shares Common stock to be sold through Fidelity Brokerage Services on the NYSE

Aggregate value of shares $102,020.00 Total value for the 2,000 common shares planned for sale

Planned sale date 08/10/2026 Anticipated date for the Rule 144 sale of common shares

Restricted stock vesting 1,500 shares Restricted stock vesting on 01/05/2024 as compensation from the issuer

Restricted stock vesting 500 shares Restricted stock vesting on 03/01/2024 as compensation from the issuer

Key Terms

Rule 144, restricted stock vesting, compensation

3 terms

Rule 144 regulatory

"A shareholder of KOP filed to sell common stock under Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock vesting financial

"Restricted Stock Vesting events of 1,500 and 500 shares are listed."

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

compensation financial

"Both vesting events are characterized as compensation from the issuer."

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

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Available on EDGAR 08/10/2026 - 02:19 PM Accepted by SEC EDGAR 08/10/2026 - 02:18 PM Learn about SEC filing dates

FAQ

What stock sale is disclosed for KOP in this Form 144 notice?

The notice discloses a planned sale of 2,000 common shares of KOP through Fidelity Brokerage Services on the NYSE, with an aggregate value of $102,020.00 and an anticipated sale date of August 10, 2026.

What is the aggregate value of KOP shares planned for sale?

The filing states an aggregate value of $102,020.00 for the planned sale of 2,000 common shares. This value is tied to the shares to be sold under Rule 144 via Fidelity Brokerage Services on the NYSE.

On which exchange are the KOP shares expected to be sold?

The filing lists the NYSE as the exchange for the planned sale of 2,000 KOP common shares with an aggregate value of $102,020.00, anticipated on August 10, 2026 through Fidelity Brokerage Services.

What prior restricted stock vesting events are reported for KOP?

Two restricted stock vesting events are reported: 1,500 shares vested on January 5, 2024 and 500 shares vested on March 1, 2024. Both are identified as compensation from the issuer.

How many KOP shares vested as compensation before the planned Rule 144 sale?

The filing lists a total of 2,000 restricted shares vesting as compensation before the planned sale: 1,500 shares on January 5, 2024 and 500 shares on March 1, 2024, both from the issuer.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	2000	102020.00	18911568	08/10/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/05/2024	Restricted Stock Vesting	Issuer			1500	01/05/2024	Compensation
Common	03/01/2024	Restricted Stock Vesting	Issuer			500	03/01/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)