| Filer | Form | Target | Filed | Activity | |
|---|---|---|---|---|---|
WILKERSON SONJA MICHELLECIK · 1245155 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Sep 15, 2026 Sep 15, 2026 | 1txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Aug 20, 2026 Aug 20, 2026 | 1txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 23, 2026 Jun 23, 2026 | 1txn | |
WILKERSON SONJA MICHELLECIK · 1245155 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 17, 2026 Jun 17, 2026 | 1txn | |
SANDIFER ANDREW DCIK · 1739998 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 17, 2026 Jun 17, 2026 | 1txn | |
WILKERSON SONJA MICHELLECIK · 1245155 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | May 11, 2026 May 11, 2026 | 1txn | |
NEUPAVER ALBERT JCIK · 1190210 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | May 11, 2026 May 11, 2026 | 2txn | |
VARTANIAN NISHAN J.CIK · 1564614 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | May 11, 2026 May 11, 2026 | 3txn | |
MOTLEY DAVID LCIK · 1584601 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 2txn | |
VARTANIAN NISHAN J.CIK · 1564614 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 1txn | |
SANDIFER ANDREW DCIK · 1739998 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 2txn | |
NEUPAVER ALBERT JCIK · 1190210 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 1txn | |
WILKERSON SONJA MICHELLECIK · 1245155 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 2txn | |
POSADAS LAURA JCIK · 2092070 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 25, 2026 Mar 25, 2026 | 1txn | |
YATES KYRACIK · 2016958 | 4 Trade | WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPCIK · 943452 | Mar 9, 2026 Mar 9, 2026 | 1txn | |
YATES KYRACIK · 2016958 | 4 Trade | WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPCIK · 943452 | Mar 4, 2026 Mar 4, 2026 | 1txn | |
SULLIVAN JAMES A.CIK · 1450800 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | 5txn | |
LOVALEKAR TUSHARCIK · 2057699 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | 5txn | |
PEARCE BRADLEY ACIK · 1776180 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | 5txn | |
LUCAS STEPHEN GCIK · 1919175 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | 5txn | |
PEARCE BRADLEY ACIK · 1776180 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jan 6, 2026 Jan 6, 2026 | 6txn | |
SMITH JIMMI SUECIK · 1684691 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jan 6, 2026 Jan 6, 2026 | 8txn | |
SULLIVAN JAMES A.CIK · 1450800 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jan 6, 2026 Jan 6, 2026 | 9txn | |
LOVALEKAR TUSHARCIK · 2057699 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jan 6, 2026 Jan 6, 2026 | 9txn | |
LUCAS STEPHEN GCIK · 1919175 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jan 6, 2026 Jan 6, 2026 | 9txn |