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Who

Jarl Berntzen

Director

Company insider

Files Form 4 as: Director, Century Aluminum.

In numbers

Trades disclosed
26
Buys
1
Sells
0
Bought
$78K
Sold
$0
Companies
1
Companies where not an officer
1
First trade
8 Mar 2006
Last trade
15 Jun 2026
Last filed
17 Jun 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
CENX Century AluminumDirector · Steel & Metals Processing · last 15 Jun 20261 buy · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
15 Jun 2026filed 17 Jun 2026CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—2,172 at $0.00filing
15 Jun 2026filed 17 Jun 2026CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—2,172 at $0.00filing
16 Jun 2025filed 18 Jun 2025CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—7,778 at $0.00filing
3 Jun 2024filed 5 Jun 2024CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—7,070 at $0.00filing
5 Jun 2023filed 7 Jun 2023CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—14,825 at $0.00filing
14 Jun 2022filed 16 Jun 2022CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—9,358 at $0.00filing
15 Jun 2021filed 16 Jun 2021CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—7,737 at $0.00filing
9 Jun 2020filed 11 Jun 2020CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—26,851 at $0.00filing
4 Jun 2019filed 5 Jun 2019CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—19,053 at $0.00filing
30 Oct 2018filed 31 Oct 2018CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Bought$78K10,000 at $7.80filing
19 Jun 2018filed 20 Jun 2018CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—8,371 at $0.00filing
20 Jun 2017filed 22 Jun 2017CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—9,342 at $0.00filing
28 Jun 2016filed 29 Jun 2016CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—19,775 at $0.00filing
2 Sep 2015filed 30 Nov 2015CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—19,037 at $0.00filing
2 Sep 2015filed 4 Sep 2015CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—18,792 at $0.00filing
9 Sep 2014filed 11 Sep 2014CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—3,495 at $0.00filing
24 Sep 2013filed 26 Sep 2013CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—9,004filing
19 Sep 2012filed 21 Sep 2012CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—11,078filing
8 Jun 2011filed 10 Jun 2011CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—4,565filing
9 Jun 2010filed 11 Jun 2010CENX Century AluminumSteel & Metals ProcessingSEC FORM 4 Code A—6,732filing

News

Sectors

Materials1

Buys in green, sells in red, by the company’s sector.

Related people

Jennifer Mary BushDirector · Director at Century Aluminum Co, filing Form 4 there in the last year
Errol GlasserDirector · Director at Century Aluminum Co, filing Form 4 there in the last year
Tamla A. OlivierDirector · Director at Century Aluminum Co, filing Form 4 there in the last year
Andrew G. MichelmoreDirector · Director at Century Aluminum Co, filing Form 4 there in the last year
Peter A. TrpkovskiEVP, CFO · EVP, CFO at Century Aluminum Co, filing Form 4 there in the last year