CENX
Basic MaterialsCentury Aluminum Company
Prev Close
$57.71
Open
$57.85
High
$59.12
Low
$53.85
Volume
1.77M
Market Cap
$5.40B
P/E
132.80
Div Yield
—
Over the past 12 months, insider activity at Century Aluminum Company (CENX) has been exclusively selling, with 0 insider purchases totaling $0.00 and 24 insider sales totaling $968.58M. The most recent insider transaction was by Hoffman Robert F (officer: SVP, IT and CAO), who sold $563.3K worth of shares on Mar 6, 2026. Century Aluminum Company operates in the Basic Materials sector, within the Aluminum industry, with a market cap of $5.40B.
Buys (12M)
0
$0.00
Sells (12M)
24
$968.58M
Net Activity
Net Seller
$968.58M
Active Insiders
10
last 12 mo
CENX Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026↗ | Hoffman Robert F | officer: SVP, IT and CAO | Sell | 10,000 | $56.33 | $563.3K | 67,172 |
| Mar 4, 2026↗ | Aboud Matt | officer: SVP, Strategy & Business Dev't | Sell | 30,194 | $52.53 | $1.59M | 67,814 |
| Mar 4, 2026↗ | GLENCORE INTERNATIONAL AG | 10 percent owner | Sell | 12,630,490 | $51.75 | $653.63M | 12,184,800 |
| Mar 3, 2026↗ | Hafberg Agust F | officer: SVP & Chief Commercial Officer | Sell | 22,884 | $51.24 | $1.17M | 45,059 |
| Feb 27, 2026↗ | Gudlaugsson Gunnar | officer: EVP - Global Operations | Sell | 43,000 | $54.10 | $2.33M | 136,393 |
| Feb 25, 2026↗ | DeZee John | officer: EVP, GC and Secretary | Sell | 66,000 | $50.72 | $3.35M | 97,647 |
| Feb 9, 2026↗ | Trpkovski Peter A | EVP, CFO | Sell | 4,240 | $54.36 | $230.5K | 0 |
| Jan 23, 2026↗ | Gary Jesse E | director, officer: President and CEO | Sell | 150,000 | $48.19 | $7.23M | 292,580 |
| Jan 12, 2026↗ | Gary Jesse E | President and CEO | Sell | 150,000 | $48.19 | $7.23M | 0 |
| Dec 31, 2025↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 24,728 | $39.18 | $968.8K | 0 |
| Dec 31, 2025↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 9,192 | $39.18 | $360.1K | 0 |
| Dec 31, 2025↗ | DeZee John | EVP, GC and Secretary | Sell | 33,134 | $39.18 | $1.30M | 0 |
| Dec 31, 2025↗ | Gary Jesse E | President and CEO | Sell | 270,842 | $39.18 | $10.61M | 0 |
| Dec 31, 2025↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 62,829 | $39.18 | $2.46M | 0 |
| Dec 31, 2025↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 23,433 | $39.18 | $918.1K | 0 |
| Dec 31, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 18,683 | $39.18 | $732.0K | 0 |
| Dec 31, 2025↗ | Trpkovski Peter A | EVP, CFO and Treasurer | Sell | 12,135 | $39.18 | $475.4K | 0 |
| Nov 10, 2025↗ | GLENCORE INTERNATIONAL AG | 10% Owner | Sell | 9,000,000 | $30.25 | $272.25M | 0 |
| Sep 26, 2025↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 9,493 | $27.91 | $264.9K | 0 |
| Sep 19, 2025↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 16,450 | $27.50 | $452.4K | 0 |
| Aug 12, 2025↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 12,027 | $23.27 | $279.9K | 0 |
| Jun 16, 2025↗ | Michelmore Andrew G | Director | Sell | 2,333 | $17.36 | $40.5K | 0 |
| Mar 20, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 5,000 | $20.24 | $101.2K | 0 |
| Mar 14, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 2,500 | $19.99 | $50.0K | 0 |
| Feb 7, 2025↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 4,501 | $18.69 | $84.1K | 0 |
| Dec 31, 2024↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 9,881 | $18.22 | $180.0K | 0 |
| Dec 31, 2024↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 4,405 | $18.22 | $80.3K | 0 |
| Dec 31, 2024↗ | DeZee John | EVP, GC and Secretary | Sell | 10,245 | $18.22 | $186.7K | 0 |
| Dec 31, 2024↗ | Gary Jesse E | President and CEO | Sell | 101,180 | $18.22 | $1.84M | 0 |
| Dec 31, 2024↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 23,909 | $18.22 | $435.6K | 0 |
| Dec 31, 2024↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 9,716 | $18.22 | $177.0K | 0 |
| Dec 31, 2024↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 7,253 | $18.22 | $132.2K | 0 |
| Dec 31, 2024↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 2,752 | $18.22 | $50.1K | 0 |
| Dec 26, 2024↗ | Gary Jesse E | President and CEO | Sell | 79,243 | $18.66 | $1.48M | 0 |
| Dec 5, 2024↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 20,000 | $23.85 | $477.0K | 0 |
| Jul 1, 2024↗ | Gary Jesse E | President and CEO | Sell | 13,958 | $16.67 | $232.7K | 0 |
| Jun 26, 2024↗ | Gary Jesse E | President and CEO | Sell | 60,000 | $16.21 | $972.6K | 0 |
| Jun 3, 2024↗ | Michelmore Andrew G | Director | Sell | 2,121 | $17.71 | $37.6K | 0 |
| Mar 4, 2024↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 3,766 | $10.61 | $40.0K | 0 |
| Feb 9, 2024↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 3,211 | $10.42 | $33.5K | 0 |
| Dec 31, 2023↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 3,095 | $12.14 | $37.6K | 0 |
| Dec 31, 2023↗ | DeZee John | EVP, GC and Secretary | Sell | 4,032 | $12.14 | $48.9K | 0 |
| Dec 31, 2023↗ | Gary Jesse E | President and CEO | Sell | 36,591 | $12.14 | $444.2K | 0 |
| Dec 31, 2023↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 9,671 | $12.14 | $117.4K | 0 |
| Dec 31, 2023↗ | Hoffman Robert F | VP, IT and CAO | Sell | 3,594 | $12.14 | $43.6K | 0 |
| Dec 28, 2023↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 14,917 | $12.31 | $183.6K | 0 |
| Dec 26, 2023↗ | Gary Jesse E | President and CEO | Sell | 138,162 | $12.59 | $1.74M | 0 |
| Dec 20, 2023↗ | Hoffman Robert F | VP, IT and CAO | Sell | 12,000 | $12.06 | $144.7K | 0 |
| Jul 1, 2023↗ | Gary Jesse E | President and CEO | Sell | 20,937 | $8.72 | $182.6K | 0 |
| Jun 5, 2023↗ | Michelmore Andrew G | Director | Sell | 4,448 | $8.51 | $37.9K | 0 |
| May 11, 2023↗ | Aboud Matt | SVP, Strategy & Business Dev't | Buy | 18,000 | $7.25 | $130.5K | 0 |
| Dec 30, 2022↗ | DeZee John | EVP, GC and Secretary | Sell | 6,044 | $8.18 | $49.4K | 0 |
| Dec 30, 2022↗ | Gary Jesse E | President and CEO | Sell | 63,636 | $8.18 | $520.5K | 0 |
| Dec 30, 2022↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 10,270 | $8.18 | $84.0K | 0 |
| Dec 30, 2022↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 10,302 | $8.18 | $84.3K | 0 |
| Dec 30, 2022↗ | Hoffman Robert F | VP, IT and CAO | Sell | 8,591 | $8.18 | $70.3K | 0 |
| Aug 12, 2022↗ | Gary Jesse E | President and CEO | Sell | 99,568 | $9.33 | $929.1K | 0 |
| Jun 14, 2022↗ | Michelmore Andrew G | Director | Sell | 2,808 | $10.43 | $29.3K | 0 |
| Mar 21, 2022↗ | DeZee John | EVP and General Counsel | Sell | 15,287 | $27.64 | $422.5K | 0 |
| Mar 4, 2022↗ | Hoffman Robert F | See Remarks | Sell | 3,480 | $29.19 | $101.6K | 0 |
| Mar 1, 2022↗ | Conti Craig C | EVP & Chief Financial Officer | Sell | 12,920 | $25.69 | $331.9K | 0 |
| Feb 28, 2022↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 16,284 | $23.22 | $378.2K | 0 |
| Jan 26, 2022↗ | Gary Jesse E | President and CEO | Sell | 34,895 | $7.28 | $254.0K | 0 |
| Dec 31, 2021↗ | Conti Craig C | EVP & Chief Financial Officer | Sell | 31,447 | $16.56 | $520.8K | 0 |
| Dec 31, 2021↗ | DeZee John | EVP, GC & SECRETARY | Sell | 7,429 | $16.56 | $123.0K | 0 |
| Dec 31, 2021↗ | Gary Jesse E | President & CEO | Sell | 79,192 | $16.56 | $1.31M | 0 |
| Dec 31, 2021↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 7,763 | $16.56 | $128.6K | 0 |
| Dec 31, 2021↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 12,764 | $16.56 | $211.4K | 0 |
| Dec 31, 2021↗ | Hoffman Robert F | Insider | Sell | 10,367 | $16.56 | $171.7K | 0 |
| Jun 15, 2021↗ | Michelmore Andrew G | Director | Sell | 2,321 | $13.42 | $31.1K | 0 |
| Mar 3, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 15,000 | $17.62 | $264.3K | 0 |
| Mar 3, 2021↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 5,473 | $17.74 | $97.1K | 0 |
| Mar 1, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 42,500 | $16.06 | $682.4K | 0 |
| Mar 1, 2021↗ | Gary Jesse E | EVP, COO, GC & Secretary | Sell | 11,370 | $14.36 | $163.3K | 0 |
| Feb 24, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 55,000 | $14.95 | $822.3K | 0 |
| Feb 24, 2021↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 9,231 | $15.53 | $143.4K | 0 |
| Feb 22, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 12,500 | $14.34 | $179.3K | 0 |
| Jan 21, 2021↗ | Gary Jesse E | EVP, COO & GC | Sell | 15,454 | $14.94 | $230.9K | 0 |
CENX Insider Buying Activity
The following table shows recent insider purchases of Century Aluminum Company (CENX) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| May 11, 2023↗ | Aboud Matt | SVP, Strategy & Business Dev't | Buy | 18,000 | $7.25 | $130.5K | 0 |
CENX Insider Selling Activity
The following table shows recent insider sales of Century Aluminum Company (CENX) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026↗ | Hoffman Robert F | officer: SVP, IT and CAO | Sell | 10,000 | $56.33 | $563.3K | 67,172 |
| Mar 4, 2026↗ | Aboud Matt | officer: SVP, Strategy & Business Dev't | Sell | 30,194 | $52.53 | $1.59M | 67,814 |
| Mar 4, 2026↗ | GLENCORE INTERNATIONAL AG | 10 percent owner | Sell | 12,630,490 | $51.75 | $653.63M | 12,184,800 |
| Mar 3, 2026↗ | Hafberg Agust F | officer: SVP & Chief Commercial Officer | Sell | 22,884 | $51.24 | $1.17M | 45,059 |
| Feb 27, 2026↗ | Gudlaugsson Gunnar | officer: EVP - Global Operations | Sell | 43,000 | $54.10 | $2.33M | 136,393 |
| Feb 25, 2026↗ | DeZee John | officer: EVP, GC and Secretary | Sell | 66,000 | $50.72 | $3.35M | 97,647 |
| Feb 9, 2026↗ | Trpkovski Peter A | EVP, CFO | Sell | 4,240 | $54.36 | $230.5K | 0 |
| Jan 23, 2026↗ | Gary Jesse E | director, officer: President and CEO | Sell | 150,000 | $48.19 | $7.23M | 292,580 |
| Jan 12, 2026↗ | Gary Jesse E | President and CEO | Sell | 150,000 | $48.19 | $7.23M | 0 |
| Dec 31, 2025↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 24,728 | $39.18 | $968.8K | 0 |
| Dec 31, 2025↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 9,192 | $39.18 | $360.1K | 0 |
| Dec 31, 2025↗ | DeZee John | EVP, GC and Secretary | Sell | 33,134 | $39.18 | $1.30M | 0 |
| Dec 31, 2025↗ | Gary Jesse E | President and CEO | Sell | 270,842 | $39.18 | $10.61M | 0 |
| Dec 31, 2025↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 62,829 | $39.18 | $2.46M | 0 |
| Dec 31, 2025↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 23,433 | $39.18 | $918.1K | 0 |
| Dec 31, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 18,683 | $39.18 | $732.0K | 0 |
| Dec 31, 2025↗ | Trpkovski Peter A | EVP, CFO and Treasurer | Sell | 12,135 | $39.18 | $475.4K | 0 |
| Nov 10, 2025↗ | GLENCORE INTERNATIONAL AG | 10% Owner | Sell | 9,000,000 | $30.25 | $272.25M | 0 |
| Sep 26, 2025↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 9,493 | $27.91 | $264.9K | 0 |
| Sep 19, 2025↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 16,450 | $27.50 | $452.4K | 0 |
| Aug 12, 2025↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 12,027 | $23.27 | $279.9K | 0 |
| Jun 16, 2025↗ | Michelmore Andrew G | Director | Sell | 2,333 | $17.36 | $40.5K | 0 |
| Mar 20, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 5,000 | $20.24 | $101.2K | 0 |
| Mar 14, 2025↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 2,500 | $19.99 | $50.0K | 0 |
| Feb 7, 2025↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 4,501 | $18.69 | $84.1K | 0 |
| Dec 31, 2024↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 9,881 | $18.22 | $180.0K | 0 |
| Dec 31, 2024↗ | Calloway Kenneth L | SVP, Human Resources | Sell | 4,405 | $18.22 | $80.3K | 0 |
| Dec 31, 2024↗ | DeZee John | EVP, GC and Secretary | Sell | 10,245 | $18.22 | $186.7K | 0 |
| Dec 31, 2024↗ | Gary Jesse E | President and CEO | Sell | 101,180 | $18.22 | $1.84M | 0 |
| Dec 31, 2024↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 23,909 | $18.22 | $435.6K | 0 |
| Dec 31, 2024↗ | Hafberg Agust F | SVP & Chief Commercial Officer | Sell | 9,716 | $18.22 | $177.0K | 0 |
| Dec 31, 2024↗ | Hoffman Robert F | SVP, IT and CAO | Sell | 7,253 | $18.22 | $132.2K | 0 |
| Dec 31, 2024↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 2,752 | $18.22 | $50.1K | 0 |
| Dec 26, 2024↗ | Gary Jesse E | President and CEO | Sell | 79,243 | $18.66 | $1.48M | 0 |
| Dec 5, 2024↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 20,000 | $23.85 | $477.0K | 0 |
| Jul 1, 2024↗ | Gary Jesse E | President and CEO | Sell | 13,958 | $16.67 | $232.7K | 0 |
| Jun 26, 2024↗ | Gary Jesse E | President and CEO | Sell | 60,000 | $16.21 | $972.6K | 0 |
| Jun 3, 2024↗ | Michelmore Andrew G | Director | Sell | 2,121 | $17.71 | $37.6K | 0 |
| Mar 4, 2024↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 3,766 | $10.61 | $40.0K | 0 |
| Feb 9, 2024↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 3,211 | $10.42 | $33.5K | 0 |
| Dec 31, 2023↗ | Aboud Matt | SVP, Strategy & Business Dev't | Sell | 3,095 | $12.14 | $37.6K | 0 |
| Dec 31, 2023↗ | DeZee John | EVP, GC and Secretary | Sell | 4,032 | $12.14 | $48.9K | 0 |
| Dec 31, 2023↗ | Gary Jesse E | President and CEO | Sell | 36,591 | $12.14 | $444.2K | 0 |
| Dec 31, 2023↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 9,671 | $12.14 | $117.4K | 0 |
| Dec 31, 2023↗ | Hoffman Robert F | VP, IT and CAO | Sell | 3,594 | $12.14 | $43.6K | 0 |
| Dec 28, 2023↗ | Trpkovski Peter A | SVP, Finance and Treasurer | Sell | 14,917 | $12.31 | $183.6K | 0 |
| Dec 26, 2023↗ | Gary Jesse E | President and CEO | Sell | 138,162 | $12.59 | $1.74M | 0 |
| Dec 20, 2023↗ | Hoffman Robert F | VP, IT and CAO | Sell | 12,000 | $12.06 | $144.7K | 0 |
| Jul 1, 2023↗ | Gary Jesse E | President and CEO | Sell | 20,937 | $8.72 | $182.6K | 0 |
| Jun 5, 2023↗ | Michelmore Andrew G | Director | Sell | 4,448 | $8.51 | $37.9K | 0 |
| Dec 30, 2022↗ | DeZee John | EVP, GC and Secretary | Sell | 6,044 | $8.18 | $49.4K | 0 |
| Dec 30, 2022↗ | Gary Jesse E | President and CEO | Sell | 63,636 | $8.18 | $520.5K | 0 |
| Dec 30, 2022↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 10,270 | $8.18 | $84.0K | 0 |
| Dec 30, 2022↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 10,302 | $8.18 | $84.3K | 0 |
| Dec 30, 2022↗ | Hoffman Robert F | VP, IT and CAO | Sell | 8,591 | $8.18 | $70.3K | 0 |
| Aug 12, 2022↗ | Gary Jesse E | President and CEO | Sell | 99,568 | $9.33 | $929.1K | 0 |
| Jun 14, 2022↗ | Michelmore Andrew G | Director | Sell | 2,808 | $10.43 | $29.3K | 0 |
| Mar 21, 2022↗ | DeZee John | EVP and General Counsel | Sell | 15,287 | $27.64 | $422.5K | 0 |
| Mar 4, 2022↗ | Hoffman Robert F | See Remarks | Sell | 3,480 | $29.19 | $101.6K | 0 |
| Mar 1, 2022↗ | Conti Craig C | EVP & Chief Financial Officer | Sell | 12,920 | $25.69 | $331.9K | 0 |
| Feb 28, 2022↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 16,284 | $23.22 | $378.2K | 0 |
| Jan 26, 2022↗ | Gary Jesse E | President and CEO | Sell | 34,895 | $7.28 | $254.0K | 0 |
| Dec 31, 2021↗ | Conti Craig C | EVP & Chief Financial Officer | Sell | 31,447 | $16.56 | $520.8K | 0 |
| Dec 31, 2021↗ | DeZee John | EVP, GC & SECRETARY | Sell | 7,429 | $16.56 | $123.0K | 0 |
| Dec 31, 2021↗ | Gary Jesse E | President & CEO | Sell | 79,192 | $16.56 | $1.31M | 0 |
| Dec 31, 2021↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 7,763 | $16.56 | $128.6K | 0 |
| Dec 31, 2021↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 12,764 | $16.56 | $211.4K | 0 |
| Dec 31, 2021↗ | Hoffman Robert F | Insider | Sell | 10,367 | $16.56 | $171.7K | 0 |
| Jun 15, 2021↗ | Michelmore Andrew G | Director | Sell | 2,321 | $13.42 | $31.1K | 0 |
| Mar 3, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 15,000 | $17.62 | $264.3K | 0 |
| Mar 3, 2021↗ | Gudlaugsson Gunnar | EVP - Global Operations | Sell | 5,473 | $17.74 | $97.1K | 0 |
| Mar 1, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 42,500 | $16.06 | $682.4K | 0 |
| Mar 1, 2021↗ | Gary Jesse E | EVP, COO, GC & Secretary | Sell | 11,370 | $14.36 | $163.3K | 0 |
| Feb 24, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 55,000 | $14.95 | $822.3K | 0 |
| Feb 24, 2021↗ | Harrison Michelle | Sr. VP Finance & Treasurer | Sell | 9,231 | $15.53 | $143.4K | 0 |
| Feb 22, 2021↗ | BLESS MICHAEL A | President and CEO | Sell | 12,500 | $14.34 | $179.3K | 0 |
| Jan 21, 2021↗ | Gary Jesse E | EVP, COO & GC | Sell | 15,454 | $14.94 | $230.9K | 0 |