Koppers Holdings's top three insider shareholders as of March 23, 2026 are James A. Sullivan (President And Cto, 170.40K shares), Albert J Neupaver (Director, 83.78K shares), Michael Zugay (Cfo, 64.69K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| M Leroy Ball | Ceo | 446,259 | 0 | 18 Mar, 2026 |
| James A. Sullivan | President And Cto | 170,398 | 0 | 02 Mar, 2026 |
| Albert J Neupaver | 83,784 | 0 | 09 May, 2025 | |
| Michael Zugay | Cfo | 64,689 | 0 | 04 Jan, 2022 |
| Stephanie L Apostolou | Chief Legalsus Officer Sec. | 63,150 | 0 | 02 Mar, 2026 |
| Leslie S Hyde | Svp, Chief Sustainability Offi | 55,658 | 0 | 22 Mar, 2024 |
| Stephen R Tritch | 47,754 | 0 | 06 May, 2025 | |
| Louis L Testoni | 45,778 | 0 | 06 May, 2025 | |
| Jimmi Sue Smith | Chief Financial Officer | 41,050 | 0 | 06 Jan, 2026 |
| Bradley A Pearce | Interim Cfo And Cao | 38,037 | 0 | 02 Mar, 2026 |
| Stephen G Lucas | Svp, Culture And Engagement | 35,653 | 0 | 03 Mar, 2026 |
| Daniel J Skrovanek | Vp, Growth And Innovation | 34,854 | 0 | 07 Jan, 2025 |
| Traci L Jensen | 32,009 | 0 | 09 May, 2025 | |
| Xudong Feng | 28,904 | 0 | 06 Sep, 2023 | |
| David L Motley | 21,994 | 0 | 09 May, 2025 | |
| Sonja Michelle Wilkerson | 20,749 | 0 | 06 May, 2024 | |
| Tushar Lovalekar | Vp, Information Technology | 17,199 | 0 | 02 Mar, 2026 |
| Joseph P Dowd | Vp, Zero Harm | 10,300 | 0 | 20 Aug, 2024 |
| Kevin Washington | Vp, External Relations | 7,951 | 0 | 16 Jun, 2025 |
| Nishan J. Vartanian | 7,334 | 0 | 09 May, 2025 | |
| Daniel R Groves | Vp, Culture Engagement | 5,686 | 0 | 22 Feb, 2022 |
| Andrew D Sandifer | 3,949 | 0 | 06 May, 2024 | |
| 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 17 Mar, 2026 | M Leroy Ball | Common Stock | D | 2,489 | $37.91 | 447,459 | D | S |
| 17 Mar, 2026 | M Leroy Ball | Common Stock | D | 1,200 | $0.00 | 446,259 | D | G |
| 02 Mar, 2026 | M Leroy Ball | Common Stock | D | 2,184 | $36.53 | 454,364 | D | S |
| 02 Mar, 2026 | M Leroy Ball | Common Stock | D | 328 | $37.45 | 454,036 | D | S |
| 02 Mar, 2026 | M Leroy Ball | Common Stock | D | 3,763 | $37.02 | 450,273 | D | S |
| 02 Mar, 2026 | M Leroy Ball | Common Stock | D | 325 | $0.00 | 449,948 | D | G |
| 26 Feb, 2026 | Stephen G Lucas | Common Stock | A | 5,298 | $0.00 | 38,062 | D | A |
| 26 Feb, 2026 | Stephen G Lucas | Common Stock | A | 127 | $0.00 | 38,189 | D | M |
| 26 Feb, 2026 | Stephen G Lucas | Common Stock | D | 2,536 | $37.24 | 35,653 | D | F |
| 26 Feb, 2026 | Stephen G Lucas | Dividend Equivalent Rights | A | 127 | $0.00 | 229 | D | A |
| 26 Feb, 2026 | Stephen G Lucas | Dividend Equivalent Rights | D | 127 | $0.00 | 102 | D | M |
| 26 Feb, 2026 | Bradley A Pearce | Common Stock | A | 3,474 | $0.00 | 39,420 | D | A |
| 26 Feb, 2026 | James A. Sullivan | Common Stock | A | 19,264 | $0.00 | 178,521 | D | A |
| 26 Feb, 2026 | Tushar Lovalekar | Common Stock | A | 2,303 | $0.00 | 18,167 | D | A |
| 26 Feb, 2026 | Stephanie L Apostolou | Common Stock | A | 7,223 | $0.00 | 66,125 | D | A |
| 26 Feb, 2026 | M Leroy Ball | Common Stock | A | 50,025 | $0.00 | 477,569 | D | A |
| 26 Feb, 2026 | Stephanie L Apostolou | Common Stock | A | 174 | $0.00 | 66,299 | D | M |
| 26 Feb, 2026 | Tushar Lovalekar | Common Stock | A | 53 | $0.00 | 18,220 | D | M |
| 26 Feb, 2026 | Bradley A Pearce | Common Stock | A | 82 | $0.00 | 39,502 | D | M |
| 26 Feb, 2026 | James A. Sullivan | Common Stock | A | 466 | $0.00 | 178,987 | D | M |