M Leroy Ball Koppers Holdings Inc. (KOP) insider trading activity

M Leroy Ball is CEO of Koppers Holdings Inc.. Currently has a direct ownership of 360,262 shares of KOP, which is worth approximately $11.3 Million. The most recent transaction as insider was on May 21, 2025, when has been sold 1,750 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 360K

0.35% 3M change

12.23% 12M change

Total Value Held $11.3 Million

M LEROY BALL Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 21 2025	SELL Bona fide gift	-	1,750 Reduced 0.48%	360,262 Common Stock
Mar 19 2025	SELL Open market or private sale	$112,044 $29.61 p/Share	3,784 Reduced 1.04%	361,512 Common Stock
Feb 20 2025	SELL Payment of exercise price or tax liability	$137,671 $30.58 p/Share	4,502 Reduced 1.22%	365,296 Common Stock
Feb 20 2025	BUY Exercise of conversion of derivative security	$105,420 $17.57 p/Share	6,000 Added 1.6%	369,798 Common Stock
Jan 03 2025	SELL Payment of exercise price or tax liability	$1,034,357 $31.72 p/Share	32,609 Reduced 8.23%	363,798 Common Stock
Jan 03 2025	BUY Exercise of conversion of derivative security	-	53,266 Added 11.85%	396,407 Common Stock
Jan 03 2025	BUY Grant, award, or other acquisition	-	28,816 Added 7.75%	343,141 Common Stock
Nov 19 2024	SELL Bona fide gift	-	804 Reduced 0.26%	314,325 Common Stock
Nov 19 2024	SELL Open market or private sale	$225,780 $37.63 p/Share	6,000 Reduced 1.87%	314,325 Common Stock
Nov 19 2024	BUY Exercise of conversion of derivative security	$105,420 $17.57 p/Share	6,000 Added 1.84%	320,325 Common Stock
Nov 15 2024	SELL Open market or private sale	$221,940 $36.99 p/Share	6,000 Reduced 1.87%	315,129 Common Stock
Nov 15 2024	BUY Exercise of conversion of derivative security	$105,420 $17.57 p/Share	6,000 Added 1.83%	321,129 Common Stock
Nov 14 2024	SELL Open market or private sale	$192,740 $37.77 p/Share	5,103 Reduced 1.59%	315,129 Common Stock
Nov 14 2024	BUY Exercise of conversion of derivative security	$89,659 $17.57 p/Share	5,103 Added 1.57%	320,232 Common Stock
Nov 13 2024	SELL Open market or private sale	$155,096 $37.81 p/Share	4,102 Reduced 1.28%	315,129 Common Stock
Nov 13 2024	BUY Exercise of conversion of derivative security	$72,072 $17.57 p/Share	4,102 Added 1.27%	319,231 Common Stock
Nov 12 2024	SELL Open market or private sale	$190,200 $38.04 p/Share	5,000 Reduced 1.56%	315,129 Common Stock
Nov 12 2024	BUY Exercise of conversion of derivative security	$87,850 $17.57 p/Share	5,000 Added 1.54%	320,129 Common Stock
Aug 29 2024	SELL Open market or private sale	$145,845 $38.35 p/Share	3,803 Reduced 1.19%	315,129 Common Stock
Aug 27 2024	SELL Open market or private sale	$156,240 $39.06 p/Share	4,000 Reduced 1.24%	318,932 Common Stock
Aug 27 2024	BUY Exercise of conversion of derivative security	$70,280 $17.57 p/Share	4,000 Added 1.22%	322,932 Common Stock
Jun 20 2024	SELL Open market or private sale	$89,988 $39.73 p/Share	2,265 Reduced 0.71%	318,743 Common Stock
Jun 07 2024	SELL Open market or private sale	$106,125 $42.45 p/Share	2,500 Reduced 0.77%	321,008 Common Stock
Jun 07 2024	BUY Exercise of conversion of derivative security	$43,925 $17.57 p/Share	2,500 Added 0.77%	323,508 Common Stock
Jun 06 2024	SELL Open market or private sale	$109,225 $43.69 p/Share	2,500 Reduced 0.77%	321,008 Common Stock

Also insider at

ATI

ALLEGHENY TECHNOLOGIES INC Industrials

MLB

M Leroy Ball

CEO

Pittsburgh, PA

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