Koppers Announces Successful Completion of Term Loan B Repricing

Leverage-Neutral Transaction

Reduces Interest Rate Margins by 50 Basis Points

Koppers Holdings, Inc. (“Koppers”), an integrated global provider of treated wood products, wood treatment chemicals, and carbon compounds, today announced that the company successfully completed the repricing of its seven-year $399 million senior secured Term Loan B (TLB) due April 10, 2030.

The repricing is leverage neutral and reduces the interest rate margins applicable to the TLB by 50 basis points, including from 4.00% with a floor of 50 bps to 3.50% with a floor of 50 bps for adjusted Term SOFR Rate or adjusted Daily Simple SOFR loans.

Commenting on the transaction, Chief Financial Officer Jimmi Sue Smith said, “We are pleased with the strong market demand for our Term Loan B. This transaction is consistent with our track record of optimizing our capital structure, which we have accomplished here by reducing our interest expense through repricing with no change to our leverage, covenants or maturity date.”

Wells Fargo Bank, National Association is acting as administrative agent for the TLB. Wells Fargo Securities, LLC, PNC Capital Markets LLC, BofA Securities, Inc., Fifth Third Bank, National Association, Citizens Bank, N.A. and Truist Securities, Inc. are acting as joint lead arrangers and bookrunners for the TLB.

About Koppers

Koppers, with corporate headquarters in Pittsburgh, Pennsylvania, is an integrated global provider of treated wood products, wood treatment chemicals, and carbon compounds. Our products and services are used in a variety of niche applications in a diverse range of end markets, including the railroad, specialty chemical, utility, residential lumber, agriculture, aluminum, steel, rubber, and construction industries. We serve our customers through a comprehensive global manufacturing and distribution network, with facilities located in North America, South America, Australasia, and Europe. The stock of Koppers Holdings Inc. is publicly traded on the New York Stock Exchange under the symbol “KOP.”

Contact:

Ms. Jessica Franklin Black – Media Contact – BlackJF@koppers.com – (412) 227-2025

Source: Koppers Holdings, Inc.