Based on data from the past 90 days ending January 13, 2026, Koppers Holdings's three largest insider shareholders are Ceo M Leroy Ball (411.34K shares), President And Cto James A. Sullivan (159.26K shares), Director Albert J Neupaver (83.78K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| M Leroy Ball | Ceo | 411,339 | 06 Jan, 2026 |
| James A. Sullivan | President And Cto | 159,257 | 06 Jan, 2026 |
| Albert J Neupaver | 83,784 | 09 May, 2025 | |
| Michael Zugay | Cfo | 64,689 | 04 Jan, 2022 |
| Stephanie L Apostolou | Chief Legal&Sus Officer & Sec. | 58,902 | 06 Jan, 2026 |
| Leslie S Hyde | Svp And Chief Sustainability Offi | 55,658 | 22 Mar, 2024 |
| Stephen R Tritch | 47,754 | 06 May, 2025 | |
| Louis L Testoni | 45,778 | 06 May, 2025 | |
| Jimmi Sue Smith | Chief Financial Officer | 41,050 | 06 Jan, 2026 |
| Bradley A Pearce | Chief Accounting Officer | 35,946 | 06 Jan, 2026 |
| Daniel J Skrovanek | Vp And Growth And Innovation | 34,854 | 07 Jan, 2025 |
| Stephen G Lucas | Svp And Culture And Engagement | 32,764 | 06 Jan, 2026 |
| Traci L Jensen | 32,009 | 09 May, 2025 | |
| Xudong Feng | 28,904 | 06 Sep, 2023 | |
| David L Motley | 21,994 | 09 May, 2025 | |
| Sonja Michelle Wilkerson | 20,749 | 06 May, 2024 | |
| Tushar Lovalekar | Vp And Information Technology | 15,864 | 06 Jan, 2026 |
| Joseph P Dowd | Vp And Zero Harm | 10,300 | 20 Aug, 2024 |
| Kevin Washington | Vp And External Relations | 7,951 | 16 Jun, 2025 |
| Nishan J. Vartanian | 7,334 | 09 May, 2025 | |
| Daniel R Groves | Vp And Culture & Engagement | 5,686 | 22 Feb, 2022 |
| Andrew D Sandifer | 3,949 | 06 May, 2024 | |
| Laura J Posadas | 2,240 | 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 05 Jan, 2026 | M Leroy Ball | Common Stock | A | 27,152 | $0.00 | 384,460 | D | A |
| 05 Jan, 2026 | M Leroy Ball | Common Stock | D | 39,811 | $26.93 | 411,339 | D | F |
| 05 Jan, 2026 | M Leroy Ball | Common Stock | A | 64,634 | - | 449,094 | D | M |
| 05 Jan, 2026 | M Leroy Ball | Common Stock | A | 2,056 | $0.00 | 451,150 | D | M |
| 05 Jan, 2026 | James A. Sullivan | Common Stock | D | 13,658 | $26.93 | 159,257 | D | F |
| 05 Jan, 2026 | James A. Sullivan | Common Stock | A | 12,442 | - | 172,293 | D | M |
| 05 Jan, 2026 | James A. Sullivan | Common Stock | A | 622 | $0.00 | 172,915 | D | M |
| 05 Jan, 2026 | James A. Sullivan | Common Stock | A | 21,724 | $0.00 | 159,851 | D | A |
| 05 Jan, 2026 | Jimmi Sue Smith | Common Stock | D | 5,694 | $26.93 | 41,050 | D | F |
| 05 Jan, 2026 | Jimmi Sue Smith | Common Stock | A | 240 | $0.00 | 46,744 | D | M |
| 05 Jan, 2026 | Jimmi Sue Smith | Common Stock | A | 4,860 | - | 46,504 | D | M |
| 05 Jan, 2026 | Bradley A Pearce | Common Stock | A | 104 | $0.00 | 38,416 | D | M |
| 05 Jan, 2026 | Bradley A Pearce | Common Stock | A | 7,128 | $0.00 | 38,312 | D | A |
| 05 Jan, 2026 | Bradley A Pearce | Common Stock | D | 2,470 | $26.93 | 35,946 | D | F |
| 05 Jan, 2026 | Stephanie L Apostolou | Common Stock | A | 4,666 | - | 64,419 | D | M |
| 05 Jan, 2026 | Stephanie L Apostolou | Common Stock | A | 9,876 | $0.00 | 59,753 | D | A |
| 05 Jan, 2026 | Stephanie L Apostolou | Common Stock | A | 240 | $0.00 | 64,659 | D | M |
| 05 Jan, 2026 | Stephanie L Apostolou | Common Stock | D | 5,757 | $26.93 | 58,902 | D | F |
| 05 Jan, 2026 | Stephen G Lucas | Common Stock | A | 6,692 | $0.00 | 33,604 | D | A |
| 05 Jan, 2026 | Stephen G Lucas | Common Stock | A | 3,421 | - | 37,025 | D | M |