Jennifer Ott Kozak Harsco Corp (HSC) insider trading activity

Jennifer Ott Kozak is Senior Vice President & CHRO of HARSCO CORP. Currently has a direct ownership of 48,108 shares of HSC, which is worth approximately $346,858. The most recent transaction as insider was on Dec 16, 2025, when has been sold 33,903 shares (Common Stock) at a price of $17.85 per share, resulting in proceeds of $605,168. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 48.1K

253.63% 3M change

787.11% 12M change

Total Value Held $346,858

Jennifer Ott Kozak Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 16 2025	SELL Payment of exercise price or tax liability	$605,168 $17.85 p/Share	33,903 Reduced 41.34%	48,108 Common Stock
Dec 16 2025	SELL Sale (or disposition) back to the issuer	$544,353 $17.85 p/Share	30,496 Reduced 32.93%	62,112 Common Stock
Dec 16 2025	BUY Exercise of conversion of derivative security	-	104,326 Added 52.98%	92,608 Common Stock
Dec 08 2025	SELL Sale (or disposition) back to the issuer	$75,248 $18.22 p/Share	4,130 Reduced 17.42%	19,574 Common Stock
Dec 08 2025	SELL Open market or private sale	$176,200 $18.18 p/Share	9,692 Reduced 54.23%	8,181 Common Stock
Dec 08 2025	SELL Payment of exercise price or tax liability	$30,992 $18.22 p/Share	1,701 Reduced 8.69%	17,873 Common Stock
Dec 08 2025	BUY Exercise of conversion of derivative security	$75,245 $7.45 p/Share	10,100 Added 29.88%	23,704 Common Stock

Mar 11 2025	SELL Payment of exercise price or tax liability	$21,912 $6.06 p/Share	3,616 Reduced 21.0%	13,604 Common Stock
Mar 11 2025	BUY Exercise of conversion of derivative security	-	7,222 Added 29.55%	17,220 Common Stock
Mar 07 2025	SELL Payment of exercise price or tax liability	$23,815 $6.08 p/Share	3,917 Reduced 28.15%	9,998 Common Stock
Mar 07 2025	BUY Exercise of conversion of derivative security	-	7,644 Added 35.46%	13,915 Common Stock
Mar 04 2025	SELL Payment of exercise price or tax liability	$5,378 $6.03 p/Share	892 Reduced 12.45%	6,271 Common Stock
Mar 04 2025	BUY Exercise of conversion of derivative security	-	1,740 Added 19.54%	7,163 Common Stock
Mar 07 2024	SELL Payment of exercise price or tax liability	$32,620 $8.33 p/Share	3,916 Reduced 41.93%	5,423 Common Stock
Mar 07 2024	BUY Exercise of conversion of derivative security	-	7,643 Added 45.01%	9,339 Common Stock
Mar 04 2024	SELL Payment of exercise price or tax liability	$7,368 $8.27 p/Share	891 Reduced 34.44%	1,696 Common Stock
Mar 04 2024	BUY Exercise of conversion of derivative security	-	1,739 Added 40.2%	2,587 Common Stock
Mar 04 2023	SELL Payment of exercise price or tax liability	$7,457 $8.37 p/Share	891 Reduced 51.24%	848 Common Stock
Mar 04 2023	BUY Exercise of conversion of derivative security	-	1,739 Added 50.0%	1,739 Common Stock

JOK

Jennifer Ott Kozak

Senior Vice President & CHRO

Philadelphia, PA

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