Koppers Holdings Inc. (KOP) Insider Ownership

Historic Insider Ownership Trends

Koppers Holdings's three largest insider shareholders as of May 30, 2026 are M Leroy Ball (Ceo, 449.83K shares), M Leroy Ball (Ceo, 446.26K shares), M Leroy Ball (Ceo, 323.51K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
M Leroy Ball Ceo 449,826 0 19 Feb, 2026
Sonja Michelle Wilkerson - 20,749 0 06 May, 2024
Michael Zugay Cfo 64,689 0 04 Jan, 2022
Leslie S Hyde Svp, Chief Sustainability Offi 55,658 0 22 Mar, 2024
James A. Sullivan President And Cto 170,398 0 02 Mar, 2026
Stephen R Tritch - 47,754 0 06 May, 2025
Xudong Feng - 28,904 0 06 Sep, 2023
Daniel R Groves Vp, Culture Engagement 5,686 0 22 Feb, 2022
Traci L Jensen - 32,009 0 09 May, 2025
Joseph P Dowd Vp, Zero Harm 10,300 0 20 Aug, 2024
Nishan J. Vartanian - 7,334 0 09 May, 2025
Louis L Testoni - 45,778 0 06 May, 2025
David L Motley - 21,994 0 09 May, 2025
Andrew D Sandifer - 3,949 0 06 May, 2024
Bradley A Pearce Interim Cfo And Cao 38,037 0 02 Mar, 2026
Stephanie L Apostolou Chief Legalsus Officer Sec. 63,150 0 02 Mar, 2026
Daniel J Skrovanek Vp, Growth And Innovation 34,854 0 07 Jan, 2025
Stephen G Lucas Svp, Culture And Engagement 35,653 0 03 Mar, 2026
Kevin Washington Vp, External Relations 7,951 0 16 Jun, 2025
Tushar Lovalekar Vp, Information Technology 17,199 0 02 Mar, 2026
Laura J Posadas - 2,240 0 07 Nov, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
23 Mar, 2026 Laura J Posadas Dividend Equivalent Rights A 11 $0.00 11 D A
23 Mar, 2026 Nishan J. Vartanian Dividend Equivalent Rights A 50 $0.00 50 D A
23 Mar, 2026 Xudong Feng Dividend Equivalent Rights A 50 $0.00 348 D A
23 Mar, 2026 Nishan J. Vartanian Dividend Equivalent Rights A 50 $0.00 50 D A
23 Mar, 2026 Traci L Jensen Dividend Equivalent Rights A 50 $0.00 50 D A
23 Mar, 2026 Laura J Posadas Dividend Equivalent Rights A 11 $0.00 11 D A
23 Mar, 2026 Andrew D Sandifer Dividend Equivalent Rights A 50 $0.00 84 D A
23 Mar, 2026 Sonja Michelle Wilkerson Dividend Equivalent Rights A 50 $0.00 300 D A
23 Mar, 2026 Sonja Michelle Wilkerson Dividend Equivalent Rights A 50 $0.00 300 D A
23 Mar, 2026 David L Motley Dividend Equivalent Rights A 50 $0.00 300 D A
23 Mar, 2026 Andrew D Sandifer Dividend Equivalent Rights A 50 $0.00 84 D A
23 Mar, 2026 David L Motley Dividend Equivalent Rights A 50 $0.00 300 D A
23 Mar, 2026 Sonja Michelle Wilkerson Dividend Equivalent Rights A 25 $0.00 326 D A
23 Mar, 2026 Xudong Feng Dividend Equivalent Rights A 30 $0.00 378 D A
23 Mar, 2026 David L Motley Dividend Equivalent Rights A 25 $0.00 326 D A
23 Mar, 2026 David L Motley Dividend Equivalent Rights A 25 $0.00 326 D A
23 Mar, 2026 Sonja Michelle Wilkerson Dividend Equivalent Rights A 25 $0.00 326 D A
23 Mar, 2026 Andrew D Sandifer Dividend Equivalent Rights A 5 $0.00 89 D A
23 Mar, 2026 Andrew D Sandifer Dividend Equivalent Rights A 5 $0.00 89 D A
17 Mar, 2026 M Leroy Ball Common Stock D 2,489 $37.91 447,459 D S