PITTSBURGH, PA
| Filer | Form | Target | Filed | Activity | |
|---|---|---|---|---|---|
WILKERSON SONJA MICHELLECIK · 1245155 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 17, 2026 4d ago | 1txn | |
SANDIFER ANDREW DCIK · 1739998 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 17, 2026 4d ago | 1txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Jun 15, 2026 6d ago | 2txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | ATI INCCIK · 1018963 | May 21, 2026 May 21, 2026 | 1txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | May 14, 2026 May 14, 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 | |
BHATIA VAISHALI S.CIK · 1793501 | 4 Trade | ATI INCCIK · 1018963 | Mar 24, 2026 Mar 24, 2026 | 1txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 18, 2026 Mar 18, 2026 | 2txn | |
MOREHOUSE DAVID JCIK · 1635153 | 144 Sale | ATI INCCIK · 1018963 | Mar 11, 2026 Mar 11, 2026 | — | |
MOREHOUSE DAVID JCIK · 1635153 | 4 Trade | ATI INCCIK · 1018963 | Mar 11, 2026 Mar 11, 2026 | 2txn | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 4, 2026 Mar 4, 2026 | 4txn | |
MILLER MICHAEL BENJAMINCIK · 1880164 | 4 Trade | ATI INCCIK · 1018963 | Mar 3, 2026 Mar 3, 2026 | 1txn | |
BALL M LEROYCIK · 1229771 | 144 Sale | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | — | |
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 | |
BALL M LEROYCIK · 1229771 | 4 Trade | KOPPERS HOLDINGS INC.CIK · 1315257 | Mar 2, 2026 Mar 2, 2026 | 5txn |