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KOP - Koppers Holdings Inc.

Insider Sale by Ball M Leroy (CEO)

1 Month
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Trade Summary

6 days ago, Ball M Leroy, serving as CEO at Koppers Holdings Inc. (KOP), sold 2,489 shares at $37.91 per share, for a total transaction value of $94,358.00. Following this transaction, Ball M Leroy now holds 446,259 shares of KOP.

This sale represents a 1.00% decrease in Ball M Leroy's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Tuesday, March 17, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, March 18, 2026, 1 day after the trade was made.

Koppers Holdings Inc. operates in the BASIC MATERIALS sector, specifically within the SPECIALTY CHEMICALS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Ball M Leroy

CEO

Leroy M. Ball is the Chief Executive Officer of Koppers Holdings Inc. and Koppers Inc., a position he has held since January 2024, following his role as President and CEO from January 2015 to December 2023.[[1]](https://fintool.com/app/research/companies/KOP/people/leroy-ball)[[2]](https://ir.atimaterials.com/governance/board-of-directors/person-details/default.aspx?ItemId=addfa9db-77a0-495c-b3bf-06ba804a4613) He has served as a director of Koppers Inc. since May 2013 and is the sole management representative on the board, with anticipation to become Chair after the 2025 AGM.[[1]](https://fintool.com/app/research/companies/KOP/people/leroy-ball) Ball, age 56, brings extensive global leadership, operational, and financial expertise to his roles.[[1]](https://fintool.com/app/research/companies/KOP/people/leroy-ball)[[2]](https://ir.atimaterials.com/governance/board-of-directors/person-details/default.aspx?ItemId=addfa9db-77a0-495c-b3bf-06ba804a4613) Born in Monaca, Pennsylvania, Ball earned a Bachelor's degree in accounting from Florida International University and an MBA from Robert Morris University.[[3]](https://sbnonline.com/article/leroy-m-ball-steers-koppers-new-direction-transparency/3/) Prior to Koppers, he was Senior Vice President and Chief Financial Officer at Calgon Carbon, Inc. from 2002 to 2010, and progressed through roles at Koppers including CFO from 2010 to 2014 and COO from 2014.[[2]](https://ir.atimaterials.com/governance/board-of-directors/person-details/default.aspx?ItemId=addfa9db-77a0-495c-b3bf-06ba804a4613) Currently, he also serves as a director at ATI Inc. since February 2019 and Highmark Inc. since January 2023.[[1]](https://fintool.com/app/research/companies/KOP/people/leroy-ball) Known for promoting transparency and employee engagement at Koppers, Ball has driven strategic initiatives including divestitures and performance improvements.[[1]](https://fintool.com/app/research/companies/KOP/people/leroy-ball)[[3]](https://sbnonline.com/article/leroy-m-ball-steers-koppers-new-direction-transparency/3/)

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Trade Price

$37.91

Quantity

2,489

Total Value

$94,358.00

Shares Owned

446,259

Trade Date

Tuesday, March 17, 2026

6 days ago

SEC Filing Date

Wednesday, March 18, 2026

Filed 1 day after trade

BASIC MATERIALSSPECIALTY CHEMICALS

About Koppers Holdings Inc.

Company Overview

No company information available
View news mentioning KOP

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