Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:0167b07b-63f5-abf5-1e39-4a5025ae1de9 2026-05-12T18:22:03-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services KOP: MOTLEY DAVID L (DIR) Acquired (JB) 50 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:ee33c3a7-c2d1-9e7d-f897-717f2678b6a4 2026-05-11T16:19:18-04:00 KOP: POSADAS LAURA J (DIR) Acquired (JB) 3,291 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:49106e7e-f539-4a99-b9d5-bb4506c965c1 2026-05-11T16:13:12-04:00 KOP: FENG XUDONG (DIR) Acquired (JB) 3,280 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:2c1d58be-db68-853f-8dfa-5d07095de4ed 2026-05-11T16:10:55-04:00 KOP: NEUPAVER ALBERT J (DIR) Acquired (JB) 50 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:c5496acc-16e2-6d40-69b1-2e372b5f9bab 2026-05-11T16:07:47-04:00 KOP: VARTANIAN NISHAN J (DIR) Acquired (JB) 3,330 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:f9776c15-a475-59a8-2be3-cbfdb4b03996 2026-05-11T16:05:38-04:00 KOP: JENSEN TRACI L (DIR) Acquired (JB) 3,330 Shares of KOPPERS HOLDINGS INC for $0.00 on 5/7 urn:uuid:12948c14-bfe2-5b81-1fd7-503fdf3e424e 2026-05-11T16:01:51-04:00 KOP: BALL M LEROY (CEO,DIR) Sold (S) 2,489 Shares of KOPPERS HOLDINGS INC for $37.91 on 3/17 urn:uuid:76b5d2a8-4b0e-7310-1852-8c073f828707 2026-03-18T16:27:56-04:00 KOP: BALL M LEROY (CEO,DIR) Disposed (JS) 1,200 Shares of KOPPERS HOLDINGS INC for $0.00 on 3/17 urn:uuid:59272817-d76b-88cd-0640-8d5f246f5b16 2026-03-18T16:27:56-04:00 KOP: BALL M LEROY (CEO,DIR) Disposed (JS) 325 Shares of KOPPERS HOLDINGS INC for $0.00 on 3/2 urn:uuid:57301418-c32f-3854-42d4-27559a111e55 2026-03-04T16:22:38-05:00 KOP: BALL M LEROY (CEO,DIR) Sold (S) 6,275 Shares of KOPPERS HOLDINGS INC for $36.53-$37.02 on 3/2 urn:uuid:20f13e76-7fef-61ed-c2fe-badf87d7ff0a 2026-03-04T16:22:38-05:00