InsiderTrades

Hoffman Robert F

SEC CIK 1603836 · EDGAR

Buying vs selling by month open-market trades, last 55 months, CENX
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CENXCENTURY ALUMINUM COVP, CAO, IT 56.6K — $1.56M 162021-12-312026-03-11

Most active insiders at CENX, 12 months

#InsiderTitleBoughtSold
1 Glencore AG10% —$326.81M
2 GLENCORE INTERNATIONAL AG10% —$272.25M
3 Gary Jesse EPres, CEO, Dir —$15.55M
4 DeZee JohnEVP, GC, Sec —$3.35M
5 Gudlaugsson GunnarEVP - Gbl Ops —$2.33M
6 Hafberg Agust FSVP, Chief Commercial Off —$1.44M
7 Hoffman Robert FSVP, CAO, IT —$1.16M
8 Calloway Kenneth LSVP, Human Resources —$1.04M
9 Trpkovski Peter AEVP, CFO, Treas —$845.5K
10 Aboud MattSVP, Strategy, Business Dev't —$793.1K

Transactions 16

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-03-13 2026-03-11 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT S - Sale $56.51 -10.5K 56.6K -16% -$595.0K
2026-03-06 2026-03-04 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT S - Sale $56.33 -10.0K 67.2K -13% -$563.3K
M 2026-01-05 2025-12-31+ CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT A - Grant $0.00 +36.8K 90.7K +68% $0
M 2026-01-05 2025-12-31 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT F - Tax $39.18 -18.7K 72.0K -21% -$732.0K
2025-03-24 2025-03-20 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT S - Sale $20.24 -5,000 59.1K -8% -$101.2K
2025-03-18 2025-03-14 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT S - Sale $19.99 -2,500 64.1K -4% -$50.0K
M 2025-01-03 2024-12-31+ CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT A - Grant $0.00 +22.0K 65.6K +50% $0
M 2025-01-03 2024-12-31 CENX CENTURY ALUMINUM CO Hoffman Robert F SVP, CAO, IT F - Tax $18.22 -7,253 58.3K -11% -$132.1K
M 2024-01-03 2023-12-31+ CENX CENTURY ALUMINUM CO Hoffman Robert F VP, CAO, IT A - Grant $0.00 +16.9K 41.0K +70% $0
M 2024-01-03 2023-12-31 CENX CENTURY ALUMINUM CO Hoffman Robert F VP, CAO, IT F - Tax $12.14 -3,594 39.9K -8% -$43.6K
M 2023-12-22 2023-12-20+ CENX CENTURY ALUMINUM CO Hoffman Robert F VP, CAO, IT S - Sale $12.06 -12.0K 38.6K -24% -$144.7K
M 2023-01-04 2022-12-30 CENX CENTURY ALUMINUM CO Hoffman Robert F VP, CAO, IT F - Tax $8.18 -8,591 38.5K -18% -$70.3K
M 2023-01-04 2022-12-30+ CENX CENTURY ALUMINUM CO Hoffman Robert F VP, CAO, IT A - Grant $0.00 +26.8K 50.6K +113% $0
2022-03-08 2022-03-04 CENX CENTURY ALUMINUM CO Hoffman Robert F See Remarks S - Sale $29.19 -3,480 32.4K -10% -$101.6K
M 2022-01-04 2021-12-31 CENX CENTURY ALUMINUM CO Hoffman Robert F Principal Accounting Off F - Tax $16.56 -10.4K 31.2K -25% -$171.7K
M 2022-01-04 2021-12-31+ CENX CENTURY ALUMINUM CO Hoffman Robert F Principal Accounting Off A - Grant $0.00 +20.7K 35.9K +136% $0

Purchase Sale Sale after option exercise All abbreviations