Koppers Holdings Inc. (KOP)

Latest Insider Confidence Score

2026Q1

54.1
Bullish

Company insider confidence (by quarter)

2014Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Ball M Leroy CEO 357,308.4 Aug 18, 2025
Johnson R. Michael VP Utility and Industrial Prod 211,789 Feb 14, 2020
Turner Walter W — 204,231.71 Feb 23, 2016
Neupaver Albert J Director 83,784 May 9, 2025
Zugay Michael CFO 64,689 Jan 4, 2022

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 4, 2026 BALL M LEROY CEO Sell 22.5 -6,600 -1.45% ✗ $231.4K
Feb 26, 2026 Mar 3, 2026 Lucas Stephen G SVP, Culture and Engagement Sell 87.5 +2,762 3.89% ✗ $94.4K
Feb 26, 2026 Mar 2, 2026 BALL M LEROY CEO Sell 90.0 +27,789 3.07% ✗ $828.1K
Feb 26, 2026 Mar 2, 2026 Apostolou Stephanie L Chief Legal&Sus Officer & Sec. Sell 87.5 +4,074 3.25% ✗ $117.3K
Feb 26, 2026 Mar 2, 2026 Sullivan James A. President Sell 90.0 +10,675 3.16% ✗ $319.9K
Feb 26, 2026 Mar 2, 2026 Lucas Stephen G SVP, Culture and Engagement Sell 87.5 +2,762 3.89% ✗ $94.4K
Feb 26, 2026 Mar 2, 2026 Lovalekar Tushar VP, Information Technology Sell 83.8 +1,282 3.76% ✗ $38K
Feb 26, 2026 Mar 2, 2026 Pearce Bradley A CFO Sell 87.5 +2,009 2.66% ✗ $54.6K
Feb 18, 2026 Feb 19, 2026 BALL M LEROY CEO Sell 20.0 -22,282 -4.95% ✗ $781.2K
Feb 10, 2026 Feb 12, 2026 BALL M LEROY CEO Sell 20.0 -22,241 -5.04% ✗ $738.4K
Jan 5, 2026 Jan 6, 2026 Sullivan James A. President Sell 90.0 +8,066 2.59% ✗ $367.8K
Jan 5, 2026 Jan 6, 2026 Smith Jimmi Sue CFO Sell 42.5 -5,694 -12.18% ✗ $153.3K
Jan 5, 2026 Jan 6, 2026 Lucas Stephen G SVP, Culture and Engagement Sell 87.5 +2,275 3.55% ✗ $118.9K
Jan 5, 2026 Jan 6, 2026 Lovalekar Tushar VP, Information Technology Sell 82.5 +364 1.14% ✗ $54.7K
Jan 5, 2026 Jan 6, 2026 BALL M LEROY CEO Sell 37.5 -12,659 -1.57% ✗ $1.1M
Jan 5, 2026 Jan 6, 2026 Apostolou Stephanie L Chief Legal&Sus Officer & Sec. Sell 87.5 +4,119 3.60% ✗ $155K
Jan 5, 2026 Jan 6, 2026 Pearce Bradley A Chief Accounting Officer Sell 90.0 +4,658 6.69% ✗ $66.5K
Dec 16, 2025 Dec 17, 2025 BALL M LEROY CEO Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Apostolou Stephanie L Chief Legal&Sus Officer & Sec. Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Sullivan James A. President Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Lovalekar Tushar VP, Information Technology Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Lucas Stephen G SVP, Culture and Engagement Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Pearce Bradley A Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Smith Jimmi Sue CFO Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Sandifer Andrew D Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2025 Dec 17, 2025 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Nov 5, 2025 Nov 7, 2025 Posadas Laura J Director Neutral 90.0 +2,240 100.00% ✗ -
Nov 7, 2025 Posadas Laura J Director Neutral 52.5 - 0.00% ✗ -
Sep 15, 2025 Sep 17, 2025 Sandifer Andrew D Director Neutral 52.5 - 0.00% ✗ -
Sep 15, 2025 Sep 17, 2025 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Sep 15, 2025 Sep 17, 2025 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -
Sep 15, 2025 Sep 17, 2025 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 BALL M LEROY CEO Sell 32.5 -2,448 -0.68% ✗ $74.6K
Jun 18, 2025 Jun 20, 2025 BALL M LEROY CEO Neutral 45.0 -834 -0.23% ✗ -
Jun 13, 2025 Jun 16, 2025 Washington Kevin VP, External Relations Sell 46.3 -818 -9.33% ✗ $26.1K
May 21, 2025 May 22, 2025 BALL M LEROY CEO Neutral 45.0 -1,750 -0.48% ✗ -
May 8, 2025 May 9, 2025 MOTLEY DAVID L Director Neutral 90.0 +4,778 27.75% ✗ -
May 8, 2025 May 9, 2025 Vartanian Nishan J. Director Neutral 90.0 +4,778 186.93% ✗ -
May 8, 2025 May 9, 2025 NEUPAVER ALBERT J Director Neutral 85.0 +4,778 6.05% ✗ -
May 8, 2025 May 9, 2025 JENSEN TRACI L Director Neutral 90.0 +4,778 17.55% ✗ -
May 8, 2025 May 9, 2025 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
May 8, 2025 May 9, 2025 Sandifer Andrew D Director Neutral 52.5 - 0.00% ✗ -
May 8, 2025 May 9, 2025 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
May 2, 2025 May 6, 2025 Tritch Stephen R Director Neutral 52.5 - 0.00% ✗ -
May 2, 2025 May 6, 2025 TESTONI LOUIS L Director Neutral 52.5 - 0.00% ✗ -
May 2, 2025 May 6, 2025 Vartanian Nishan J. Director Neutral 52.5 - 0.00% ✗ -
May 2, 2025 May 6, 2025 JENSEN TRACI L Director Neutral 52.5 - 0.00% ✗ -
May 2, 2025 May 6, 2025 NEUPAVER ALBERT J Director Neutral 52.5 - 0.00% ✗ -
Apr 11, 2025 Apr 14, 2025 Lucas Stephen G SVP, Culture and Engagement Sell 42.5 -2,743 -9.25% ✗ $68.3K
Mar 24, 2025 Mar 26, 2025 Vartanian Nishan J. Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 Washington Kevin VP, External Relations Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 Lucas Stephen G SVP, Culture and Engagement Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 JENSEN TRACI L Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 NEUPAVER ALBERT J Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 Sandifer Andrew D Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 TESTONI LOUIS L Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 Tritch Stephen R Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Mar 26, 2025 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Mar 19, 2025 Mar 20, 2025 BALL M LEROY CEO Sell 22.5 -3,784 -1.04% ✗ $110.8K
Mar 7, 2025 Mar 11, 2025 WILKERSON SONJA MICHELLE Director Neutral 27.5 -3,533 -17.03% ✗ -
Feb 24, 2025 Lovalekar Tushar VP, Information Technology Neutral 52.5 - 0.00% ✗ -
Feb 20, 2025 Feb 24, 2025 BALL M LEROY CEO Sell 22.5 -4,502 -1.22% ✗ $137.7K
Jan 3, 2025 Jan 7, 2025 Apostolou Stephanie L Chief Legal&Sus Officer & Sec. Sell 90.0 +7,938 8.94% ✗ $180.5K
Jan 3, 2025 Jan 7, 2025 BALL M LEROY CEO Sell 40.0 -3,793 -0.53% ✗ $1M
Jan 3, 2025 Jan 7, 2025 Lucas Stephen G SVP, Culture and Engagement Sell 91.3 +7,865 14.98% ✗ $43.4K
Jan 3, 2025 Jan 7, 2025 Pearce Bradley A Chief Accounting Officer Sell 87.5 +2,864 4.71% ✗ $100K
Jan 3, 2025 Jan 7, 2025 Skrovanek Daniel J VP, Growth and Innovation Sell 87.5 +2,236 3.27% ✗ $73.7K
Jan 3, 2025 Jan 7, 2025 Smith Jimmi Sue CFO Sell 90.0 +5,067 6.77% ✗ $196.8K
Jan 3, 2025 Jan 7, 2025 Sullivan James A. COO Sell 90.0 +9,266 3.52% ✗ $437.3K
Jan 3, 2025 Jan 7, 2025 Washington Kevin VP, External Relations Sell 91.3 +3,130 20.99% ✗ $18.5K
Dec 16, 2024 Dec 18, 2024 Washington Kevin VP, External Relations Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Sullivan James A. COO Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Smith Jimmi Sue CFO Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Skrovanek Daniel J VP, Growth and Innovation Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Lucas Stephen G VP, Culture and Engagement Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 BALL M LEROY CEO Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Apostolou Stephanie L General Counsel & Secretary Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 18, 2024 Pearce Bradley A Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 17, 2024 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 17, 2024 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -
Dec 16, 2024 Dec 17, 2024 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Nov 19, 2024 Nov 20, 2024 Tritch Stephen R Director Sell 22.5 -3,533 -6.89% ✗ $131K
Nov 19, 2024 Nov 20, 2024 BALL M LEROY CEO Sell 32.5 -6,804 -0.72% ✗ $223.6K
Nov 14, 2024 Nov 18, 2024 BALL M LEROY CEO Sell 20.0 -11,103 -1.16% ✗ $413.2K
Nov 12, 2024 Nov 14, 2024 BALL M LEROY CEO Sell 30.0 -9,102 -0.95% ✗ $344.7K
Nov 12, 2024 Nov 13, 2024 Pearce Bradley A Chief Accounting Officer Sell 22.5 -3,000 -10.18% ✗ $111.6K
Sep 16, 2024 Sep 18, 2024 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -
Sep 16, 2024 Sep 18, 2024 Feng Xudong Director Neutral 52.5 - 0.00% ✗ -
Sep 16, 2024 Sep 18, 2024 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Aug 29, 2024 Aug 30, 2024 BALL M LEROY CEO Sell 22.5 -3,803 -1.19% ✗ $145.8K
Aug 27, 2024 Aug 28, 2024 BALL M LEROY CEO Sell 22.5 -4,000 -1.24% ✗ $156.2K
Aug 19, 2024 Aug 20, 2024 Dowd Joseph P VP, Zero Harm Sell 22.5 -5,516 -34.88% ✗ $208.1K
Jun 20, 2024 Jun 20, 2024 BALL M LEROY CEO Sell 32.5 -2,265 -0.71% ✗ $90K
Jun 13, 2024 Jun 14, 2024 Washington Kevin VP, External Relations Sell 46.3 -831 -12.93% ✗ $33.5K
Jun 10, 2024 Jun 12, 2024 WILKERSON SONJA MICHELLE Director Neutral 52.5 - 0.00% ✗ -
Jun 10, 2024 Jun 12, 2024 MOTLEY DAVID L Director Neutral 52.5 - 0.00% ✗ -