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Livermore
Livermore
ZHEN

Koppers Holdings Inc.

KOP
Exchange
NYSE
Industry
Lumber & Wood Products (No Furniture)
SEC CIK
0001315257

In the last 90 days, Koppers Holdings Inc. insiders filed 0 open-market purchases and 6 sales; 217 institutions reported holding it in 13F filings for Q2 2026, worth $871.2M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Koppers Holdings Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
6 filings
4 insiders, $4.86M in total
Insiders trading
4
Net value
−$4.86M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Koppers Holdings Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Koppers Holdings Inc.
NameTitleLast reported holdingLast filingFilings, past year
Wilkerson Sonja MichelleDirector17,216Sep 15, 20265
Feng XudongDirector26,489Sep 15, 20266
Motley David LDirector22,044Sep 15, 20265
Sandifer Andrew DDirector3,949Sep 15, 20265
Ball M LeroyCEO429,355Sep 1, 202612
Lucas Stephen GSVP, Culture and Engagement34,345Aug 13, 20264
Sullivan James A.President and CTO82,898Aug 12, 20265
Pearce Bradley ACAO41,037Aug 11, 20265
Brenner Eric D.CFO and Treasurer6,620May 27, 20261
Neupaver Albert JDirector83,834May 11, 20262
Jensen Traci LDirector35,339May 11, 20262
Vartanian Nishan J.Director10,664May 11, 20262
Posadas Laura JDirector5,531May 11, 20263
Apostolou Stephanie LChief Legal&Sus Officer & Sec.63,150Mar 2, 20263
Lovalekar TusharVP, Information Technology17,199Mar 2, 20263
Smith Jimmi SueChief Financial Officer41,050Jan 6, 20262
Washington KevinVP, External Relations7,951Jun 16, 20250
Tritch Stephen RDirector47,754May 6, 20250
Testoni Louis LDirector45,778May 6, 20250
Skrovanek Daniel JVP, Growth and Innovation34,854Jan 7, 20250
Dowd Joseph PVP, Zero Harm10,300Aug 20, 20240
Hyde Leslie SSVP, Chief Sustainability Offi55,658Mar 22, 20240
Groves Daniel RVP, Culture & Engagement5,686Feb 22, 20220
Zugay MichaelCFO64,689Jan 4, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Mar 18, 2026 (view filing)Mar 171 dayBall M LeroyCEOSSale−2.49K$37.91−$94.4K−0.6%447.5K after
May 14, 2026 (view filing)May 131 dayBall M LeroyCEOSSale−2.66K$42.55−$113.1K−0.6%444.1K after
Jun 15, 2026 (view filing)Jun 114 daysBall M LeroyCEOSSale−4.14K$41.34−$171.2K−0.9%440.0K after
Jun 23, 2026 (view filing)Jun 185 daysBall M LeroyCEOSSale−3.41K$43.90−$149.8K−0.8%436.2K after
Aug 11, 2026 (view filing)4:21 PM ETAug 74 daysSullivan James A.President and CTOSSale−80.0K$50.01−$4.00M−46.9%90.4K after2 lots
Aug 11, 2026 (view filing)4:25 PM ETAug 101 dayPearce Bradley ACAOSSale−2.00K$51.01−$102.0K−4.6%41.0K after
Aug 12, 2026 (view filing)6:29 PM ETAug 111 daySullivan James A.President and CTOSSale−7.50K$50.00−$375.0K−8.3%82.9K after
Aug 13, 2026 (view filing)5:11 PM ETAug 121 dayLucas Stephen GSVP, Culture and EngagementSSale−1.31K$44.55−$58.3K−3.7%34.3K after
Aug 20, 2026 (view filing)4:08 PM ETAug 191 dayBall M LeroyCEOSSale−3.00K$45.84−$137.5K−0.7%433.6K after
Sep 1, 2026 (view filing)4:23 PM ETAug 311 dayBall M LeroyCEOSSale−4.00K$45.96−$183.8K−0.9%429.6K after