Koppers Holdings Inc. (KOP)
NYSE: KOP · Real-Time Price · USD
38.39
+0.84 (2.24%)
Mar 9, 2026, 3:25 PM EDT - Market open

Company Description

Koppers Holdings Inc. provides treated wood products, wood preservation chemicals, and carbon compounds in the United States, Australasia, Europe, and internationally.

It operates through three segments: Railroad and Utility Products and Services; Performance Chemicals; and Carbon Materials and Chemicals.

The company procures and treats crossties, switch ties, and various types of lumber used for railroad bridges and crossings; offers utility products, including pressure treatment of transmission and distribution poles for electric and telephone utilities; untreated wood products and rail joint bars; provides railroad markets and inspection services to the utility markets; and operate a business related to the recovery of used crossties.

It also provides copper-based wood preservatives comprising micronized copper azole, micronized pigments, alkaline copper quaternary, amine copper azole, dichloro-octyl-isothiazolinone, chromated copper arsenate under the MicroPro and MicroShades brands for decking, fencing, utility poles, construction lumber and timbers, and various agricultural applications; and supplies fire-retardant chemicals under the FlamePro brand for pressure treatment of wood applications.

In addition, the company offers creosote for the treatment of wood or as a feedstock in the production of carbon black; carbon pitch, a raw material used in the production of aluminum and steel; naphthalene for use as a surfactant in the production of concrete; and carbon black feedstock.

It serves the railroad, specialty chemical, utility, residential lumber, agriculture, aluminum, steel, rubber, and construction sectors.

Koppers Holdings Inc. was founded in 1988 and is headquartered in Pittsburgh, Pennsylvania.

Koppers Holdings Inc.
Koppers Holdings logo
Country United States
Founded 1988
IPO Date Feb 1, 2006
Industry Specialty Chemicals
Sector Materials
Employees 1,859
CEO Leroy Ball

Contact Details

Address:
436 Seventh Avenue
Pittsburgh, Pennsylvania 15219-1800
United States
Phone 412 227 2001
Website koppers.com

Stock Details

Ticker Symbol KOP
Exchange NYSE
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001315257
CUSIP Number 50060P106
ISIN Number US50060P1066
Employer ID 20-1878963
SIC Code 2400

Key Executives

Name Position
Leroy Mangus Ball Jr. Chairman and Chief Executive Officer
James A. Sullivan President and Chief Transformation Officer
Stephanie L. Apostolou Chief Legal and Sustainability Officer and Secretary
Stephen G. Lucas Senior Vice President of Culture and Engagement

Latest SEC Filings

Date Type Title
Mar 2, 2026 144 Filing
Feb 26, 2026 10-K Annual Report
Feb 26, 2026 8-K Current Report
Jan 9, 2026 8-K Current Report
Dec 3, 2025 8-K/A [Amend] Current report
Nov 7, 2025 10-Q Quarterly Report
Nov 7, 2025 8-K Current Report
Nov 5, 2025 8-K Current Report
Oct 31, 2025 SCHEDULE 13G/A Filing
Aug 15, 2025 144 Filing