Welcome to our dedicated page for Koppers Hldgs SEC filings (Ticker: KOP), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Koppers Holdings Inc. (NYSE: KOP) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as a Pennsylvania corporation listed on the New York Stock Exchange. Koppers files periodic and current reports that describe its operations as an integrated global provider of treated wood products, wood preservation technologies and carbon compounds, along with details of its financial condition and governance.
Through Forms 8-K, Koppers reports material events such as quarterly and interim financial results, workforce reduction programs, Board of Directors changes and executive transitions. For example, recent 8-K filings have addressed second and third quarter results, amendments related to cost estimates for a workforce reduction program, the election of a new director, and the retirement of the Chief Financial Officer with the appointment of an interim Chief Financial Officer and Chief Accounting Officer.
Investors can also use KOP filings to confirm the company’s exchange listing, state of incorporation and capital structure information. Where available, annual reports on Form 10-K and quarterly reports on Form 10-Q provide segment data for Railroad and Utility Products and Services, Performance Chemicals, and Carbon Materials and Chemicals, as well as discussions of risk factors and the use of non-GAAP measures such as adjusted EBITDA.
On Stock Titan, these filings are complemented by AI-powered summaries designed to highlight key points from lengthy documents, helping readers quickly identify major business developments, restructuring charges, governance changes and other disclosures. Real-time updates from the SEC’s EDGAR system, along with access to insider-related forms when filed, allow users to monitor Koppers’ regulatory reporting history in one place.
Koppers Holdings Inc. reported that one of its directors acquired 28.343 dividend equivalent rights on 12/16/2025. These derivative securities relate to additional time-based restricted stock units credited as deferred compensation, and each right is the economic equivalent of one share of Koppers common stock.
After this accrual, the director beneficially owns 250.151 dividend equivalent rights, held directly. Under the company’s Director Deferred Compensation Plan, the restricted stock units associated with these rights will be paid in either a lump sum or annual installments according to the director’s prior payment elections after separation from service or on a specified May 31 date.
A director of Koppers Holdings Inc. (KOP) reported acquiring 5.89 dividend equivalent rights on 12/16/2025. These rights accrued on additional restricted stock units credited as deferred compensation, and each dividend equivalent right is the economic equivalent of one share of Koppers Holdings common stock.
Following this transaction, the director beneficially owns 34.064 dividend equivalent rights, held directly. Any shares ultimately delivered from the related restricted stock units will be paid in a lump sum or in annual installments after separation from service, based on the director’s prior elections under the Koppers Holdings Director Deferred Compensation Plan.
Koppers Holdings Inc. reported an insider equity transaction by one of its directors involving dividend equivalent rights tied to deferred compensation. On 12/16/2025, the director acquired 33.442 dividend equivalent rights, each economically equivalent to one share of Koppers common stock, bringing the director’s total derivative holdings to 297.916 such rights held directly.
The dividend equivalent rights accrued in connection with additional restricted stock units credited under the Koppers Holdings Inc. Director Deferred Compensation Plan. Once the related restricted stock units are released, they will be paid according to the director’s prior election, either in a lump sum or in annual installments beginning on May 31 following separation from service or a later May 31 chosen under the plan.
A director of Koppers Holdings Inc. reported an acquisition of 28.344 dividend equivalent rights on derivative securities on 12/16/2025 at a price of $0. Each dividend equivalent right is the economic equivalent of one share of Koppers common stock, and the director now beneficially owns 250.153 derivative securities directly.
The dividend equivalent rights accrued on additional time-based restricted stock units credited as deferred compensation under the Koppers Holdings Inc. Director Deferred Compensation Plan. Once released, the restricted stock units corresponding to these rights will be paid either as a lump sum or in annual installments beginning on May 31 following the director’s separation from service, or on May 31 of a later year chosen in the director’s prior payment election.
Koppers Holdings Inc. filed an amended current report to update the expected costs of its previously announced U.S. workforce reduction program. The company now estimates total pre-tax restructuring charges, employee severance charges and related benefit costs in a range of $4 million to $5 million for these actions. It expects these charges to lead to future cash expenditures of approximately $1 million, with the remainder reflecting non-cash accounting impacts. The company also notes that it may file further amendments if these estimates change and includes standard cautionary language that actual results could differ from current expectations.
Koppers Holdings Inc. (KOP) disclosed an insider equity award on Form 4. A company director acquired 2,240 shares of common stock on 11/05/2025, reported at a $0 price per share, reflecting an equity grant rather than an open‑market purchase. Following the transaction, the director beneficially owned 2,240 shares, held directly.
The filing notes the award relates to time‑based restricted stock units, indicating shares were delivered in connection with vesting terms rather than a cash transaction.
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.