Robert F Hoffman Century Aluminum CO (CENX) insider trading activity

Robert F Hoffman is SVP, IT and CAO of CENTURY ALUMINUM CO. Currently has a direct ownership of 77,172 shares of CENX, which is worth approximately $2.22 Million. The most recent transaction as insider was on Jan 01, 2026, when has been sold 5,122 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) 77.2K

30.62% 3M change

15.9% 12M change

Total Value Held $2.22 Million

Robert F Hoffman Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 01 2026	BUY Grant, award, or other acquisition	-	5,122 Added 6.22%	77,172 Common Stock
Dec 31 2025	SELL Payment of exercise price or tax liability	$731,999 $39.18 p/Share	18,683 Reduced 20.59%	72,050 Common Stock
Dec 31 2025	BUY Grant, award, or other acquisition	-	31,650 Added 25.86%	90,733 Common Stock
Mar 20 2025	SELL Open market or private sale	$101,199 $20.24 p/Share	5,000 Reduced 7.8%	59,083 Common Stock
Mar 14 2025	SELL Open market or private sale	$49,974 $19.99 p/Share	2,500 Reduced 3.75%	64,083 Common Stock
Jan 01 2025	BUY Grant, award, or other acquisition	-	8,257 Added 11.03%	66,583 Common Stock
Dec 31 2024	SELL Payment of exercise price or tax liability	$132,149 $18.22 p/Share	7,253 Reduced 11.06%	58,326 Common Stock

Dec 31 2024	BUY Grant, award, or other acquisition	-	13,723 Added 17.3%	65,579 Common Stock
Jan 01 2024	BUY Grant, award, or other acquisition	-	14,472 Added 21.82%	51,856 Common Stock
Dec 31 2023	SELL Payment of exercise price or tax liability	$43,631 $12.14 p/Share	3,594 Reduced 8.77%	37,384 Common Stock
Dec 31 2023	BUY Grant, award, or other acquisition	-	2,425 Added 5.59%	40,978 Common Stock
Dec 21 2023	SELL Open market or private sale	$108,720 $12.08 p/Share	9,000 Reduced 18.93%	38,553 Common Stock
Dec 20 2023	SELL Open market or private sale	$36,000 $12.0 p/Share	3,000 Reduced 5.93%	47,553 Common Stock
Jan 01 2023	BUY Grant, award, or other acquisition	-	15,825 Added 23.84%	50,553 Common Stock
Dec 30 2022	SELL Payment of exercise price or tax liability	$70,274 $8.18 p/Share	8,591 Reduced 19.83%	34,728 Common Stock
Dec 30 2022	BUY Grant, award, or other acquisition	-	10,939 Added 20.16%	43,319 Common Stock
Mar 04 2022	SELL Open market or private sale	$101,581 $29.19 p/Share	3,480 Reduced 9.7%	32,380 Common Stock
Jan 01 2022	BUY Grant, award, or other acquisition	-	4,706 Added 11.6%	35,860 Common Stock
Dec 31 2021	SELL Payment of exercise price or tax liability	$171,678 $16.56 p/Share	10,367 Reduced 24.97%	31,154 Common Stock
Dec 31 2021	BUY Grant, award, or other acquisition	-	15,976 Added 29.47%	38,231 Common Stock

RFH

Robert F Hoffman

SVP, IT and CAO

Chicago, IL

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