Who disclosed a 7.0% stake in Koppers Holdings Inc., and what is their stated rationale for the investment?

Jeffrey Jacobowitz, managing member of Simcoe Capital Management, disclosed a 7.0% stake in Koppers Holdings Inc. through open-market purchases. Simcoe believes Koppers shares are undervalued and supports management's plan to boost profitability through free cash flow, debt reduction, and stock buybacks.

What actions has Jeffrey Jacobowitz indicated he or his firm may take following the disclosure of the 7.0% stake in Koppers Holdings?

Jacobowitz and his firm may engage with Koppers' management and Board to propose changes, and they reserve the right to adjust their investment in the future.

Jeffrey Jacobowitz Discloses Investment in Koppers Holdings with 7.0% Stake

May 19, 2026

Simcoe Capital Management disclosed a 7.0% stake in Koppers Holdings, viewing shares as undervalued. The firm supports management's plan to enhance profitability via debt reduction, free cash flow optimization, and stock buybacks.

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