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as of 03-06-2026 3:41pm EST

$37.35
$0.67
-1.76%
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Koppers Holdings Inc through its subsidiaries, manufactures and sells wood products, wood treatment chemicals, and carbon compounds used in markets such as railroad, aluminum and steel, agriculture, utilities, and residential lumber. The company is organized into three business segments: railroad and utility products and services, performance chemicals, and carbon materials and chemicals. Its product portfolio includes treated and untreated wood products like crossties used in railroads, wood preservation chemicals, and carbon compounds such as creosote used in the treatment of wood crossties, among others. The majority of its revenue comes from the company's railroad and utility products and services segment, and more than half of the company's revenue is earned in the United States.

Founded: 1988 Country:
United States
United States
Employees: N/A City: PITTSBURGH
Market Cap: 536.4M IPO Year: 2005
Target Price: $52.50 AVG Volume (30 days): 179.7K
Analyst Decision: Strong Buy Number of Analysts: 2
Dividend Yield:
0.96%
Dividend Payout Frequency: quarterly
EPS: 2.74 EPS Growth: 11.38
52 Week Low/High: $23.54 - $39.27 Next Earning Date: 05-29-2026
Revenue: $1,879,300,000 Revenue Growth: -10.17%
Revenue Growth (this year): 4.24% Revenue Growth (next year): 0.97%
P/E Ratio: 13.71 Index: N/A
Free Cash Flow: 67.5M FCF Growth: +60.71%

AI-Powered KOP Daily Prediction

Machine learning model trained on 25+ technical indicators

Updated 4 days ago

AI Recommendation

hold
Model Accuracy: 73.08%
73.08%
Confidence

Disclaimer: This prediction is generated by an AI model and should not be considered as financial advice. Always conduct your own research and consult with financial professionals before making investment decisions.

Stock Insider Trading Activity of Koppers Holdings Inc. (KOP)

KOP Mar 2, 2026

Avg Cost/Share

$37.00

Shares

6,275

Total Value

$231,371.38

Owned After

454,364.401

SEC Form 4

Form 1 Form 2

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2025
Q4

Q4 2025 Earnings

8-K BUY

Feb 26, 2026 · 28% conf.

AI Prediction BUY

1D

+1.36%

$37.75

Act: +1.34%

5D

+3.37%

$38.49

20D

+2.87%

$38.31

Price: $37.24 Prob +5D: 64% AUC: 1.000
0001315257-26-000010

kop-202602260001315257False00013152572026-02-262026-02-26

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549


FORM 8-K


CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2026


KOPPERS HOLDINGS INC.

(Exact name of registrant as specified in its charter)


Pennsylvania1-3273720-1878963 (State or other jurisdiction of incorporation)(Commission File Number)(IRS Employer Identification No.)

436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (412) 227-2001 Not Applicable (Former name or former address, if changed since last report)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: (see General Instruction A.2. below)

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each classTrading Symbol(s)Name of each exchange on which registered Common StockKOPThe New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition. On February 26, 2026 we issued a press release announcing fourth quarter and full year 2025 results. A copy of the press release is included in this Current Report on Form 8-K as Exhibit 99.1 and is furnished herewith.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

99.1 Press Release dated February 26, 2026

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: February 26, 2026

KOPPERS HOLDINGS INC.

By:/s/ BRADLEY A. PEARCE

Bradley A. Pearce Interim Chief Financial Officer and Chief Accounting Officer

2025
Q3

Q3 2025 Earnings

8-K

Nov 7, 2025

0001315257-25-000010

kop-202511070001315257False00013152572025-11-072025-11-07

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549


FORM 8-K


CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2025


KOPPERS HOLDINGS INC.

(Exact name of registrant as specified in its charter)


Pennsylvania1-3273720-1878963 (State or other jurisdiction of incorporation)(Commission File Number)(IRS Employer Identification No.)

436 Seventh Avenue Pittsburgh, Pennsylvania 15219 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (412) 227-2001 Not Applicable (Former name or former address, if changed since last report)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: (see General Instruction A.2. below)

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each classTrading Symbol(s)Name of each exchange on which registered Common StockKOPThe New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition. On November 7, 2025 we issued a press release announcing third quarter of 2025 results. A copy of the press release is included in this Current Report on Form 8-K as Exhibit 99.1 and is furnished herewith.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

99.1 Press Release dated November 7, 2025

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: November 7, 2025

KOPPERS HOLDINGS INC.

By:/s/ Jimmi Sue Smith Jimmi Sue Smith Chief Financial Officer and Treasurer

2025
Q2

Q2 2025 Earnings

8-K

Aug 8, 2025

0000950170-25-105486

8-K

0001315257false00013152572025-08-082025-08-08

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 08, 2025

KOPPERS HOLDINGS INC.

(Exact name of registrant as specified in its charter)

Pennsylvania

1-32737

20-1878963

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

436 Seventh Avenue

Pittsburgh, Pennsylvania

15219

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code: (412) 227-2001

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: (see General Instruction A.2. below) ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock

KOP

The New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition. On August 8, 2025 we issued a press release announcing second quarter of 2025 results. A copy of the press release is included in this Current Report on Form 8-K as Exhibit 99.1 and is furnished herewith. Item 9.01 Financial Statements and Exhibits. (d) Exhibits.

99.1

Press Release dated August 8, 2025

104

Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: August 8, 2025

KOPPERS HOLDINGS INC.

By:

/s/ Jimmi Sue Smith

Jimmi Sue Smith

Chief Financial Officer

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