Koppers Hldgs SEC Filings

Koppers Holdings Inc. (KOP) filed a Form 3, the initial statement of beneficial ownership for a director. The filing states the reporting person is a Director and reports 0 shares of common stock beneficially owned in Table I.

No derivative securities are listed in Table II. The event date for this statement is 11/05/2025. The filing includes a remark noting an attached Exhibit 24, Limited Power of Attorney, and is signed by an attorney-in-fact.

Koppers Holdings Inc. filed its Q3 2025 10-Q, reporting net sales of $485.3 million, operating profit of $51.8 million, and diluted EPS of $1.17. Interest expense was $16.7 million. Segment adjusted EBITDA totaled $70.9 million, with contributions from Railroad and Utility Products and Services $29.2 million, Performance Chemicals $26.1 million, and Carbon Materials and Chemicals $15.6 million.

For the first nine months, net sales were $1,446.6 million, and operating cash flow was $77.4 million. The company repurchased Common Stock of $33.3 million, ended the quarter with cash of $37.9 million and total debt of $932.9 million, and reported total equity of $545.9 million. Restructuring and plant-closure charges were $47.8 million year-to-date, tied to the Stickney, IL phthalic anhydride shutdown, which is expected to total $51–$55 million through 2026. Koppers discontinued cash flow hedge accounting for copper in Q3, recording a net cumulative pre-tax unrealized gain of $3.2 million. A quarterly dividend of $0.08 per share was declared on November 6, 2025.

Koppers Holdings Inc. furnished an 8-K to disclose that it issued a press release announcing its third quarter 2025 results. The company states the press release is included as Exhibit 99.1 and furnished under Item 2.02, Results of Operations and Financial Condition.

The filing is dated November 7, 2025. Additional materials include Exhibit 104, the cover page interactive data file embedded within the Inline XBRL document.

Koppers Holdings Inc. appointed Laura Posadas to its Board of Directors, effective November 5, 2025, and increased the Board size from eight to nine directors. The Board determined she is independent under NYSE and company standards. Posadas is CEO of Canlak Coatings Inc. and previously held senior roles at Matrix Adhesives Group and BP’s Castrol. She will receive standard non‑employee director compensation and will stand for election at the 2026 Annual Meeting. A press release was furnished as Exhibit 99.1.

The Vanguard Group filed Amendment No. 7 to Schedule 13G reporting a passive ownership stake in Koppers Holdings Inc. (KOP) as of 09/30/2025. Vanguard reported beneficial ownership of 1,539,485 shares, representing 7.80% of Koppers’ common stock.

The filing lists 0 shares with sole voting power and 151,463 with shared voting power. Vanguard reports 1,368,407 shares with sole dispositive power and 171,078 with shared dispositive power. Vanguard certified the securities were acquired and are held in the ordinary course of business and not to change or influence control.

Insider equity disclosure: A Koppers Holdings Inc. director received dividend equivalent rights (DERs) tied to restricted stock units, with each DER equal to one share of common stock. Following the reported transaction the director directly beneficially owned 28.174 shares. The filing notes that 5.303 DERs were inadvertently omitted from prior reporting and are now included. The DERs relate to deferred compensation RSUs and will convert to stock payments according to the director's prior election under the company's director deferred compensation plan, with payout timing and form determined by that plan.

Sonja Michelle Wilkerson, a director of Koppers Holdings Inc. (KOP), reported dividend equivalent rights (DERs) credited with certain restricted stock units (RSUs). The Form 4 shows a transaction dated 09/15/2025 recording 28.255 DERs acquired at a $0 price, increasing her reported beneficial ownership to 221.809 shares (or share equivalents). The filing states each DER is economically equivalent to one share of Koppers common stock and explains these DERs relate to deferred compensation payable under the company’s Director Deferred Compensation Plan, with payment timing elected by the reporting person. The filing also corrects prior reporting by adding 25.518 DERs that were inadvertently omitted from earlier disclosures. The submission is signed by an attorney-in-fact on behalf of the reporting person.

David L. Motley, a director of Koppers Holdings Inc. (KOP), reported acquisition of 28.254 dividend equivalent rights (DERs) on 09/15/2025 tied to time-based restricted stock units (RSUs). Each DER equals the economic value of one share of Koppers common stock. The report shows 221.808 shares beneficially owned by the reporting person after the transaction. The filing states the DERs carry a $0 price and that RSU payments will be made per the Director Deferred Compensation Plan, either lump sum or in installments beginning the first May 31 after separation or a later date elected by the participant. The filing corrects prior reporting by including 25.518 DERs that were inadvertently omitted earlier.

Reporting person: Director Feng Xudong reported transactions in Koppers Holdings Inc. (KOP) on Form 4. The filing shows 33.338 dividend equivalent rights (DERs) credited in connection with deferred compensation tied to restricted stock units (RSUs), which are economically equivalent to Koppers common shares. After the reported transaction the filing lists 264.474 shares beneficially owned by the reporting person.

Payment and timing: The DERs accrue with respect to additional RSUs and, once released, will be payable under the Director Deferred Compensation Plan either as a lump sum or in annual installments beginning the May 31 following separation from service or a later elected year. The filing also corrects prior reporting by including 30.109 DERs that were inadvertently not previously reported.