Gudlaugsson Gunnar, EVP of Global Operations at Century Aluminum Co. ($CENX), sold shares on the open market once in the last 365 days for a total of $2.3 million. His most recent sale occurred on February 25, 2026. These sales rank 3,191st among 11,678 insiders in our database, where the average is $8.6 million across about 6 transactions per insider. Gunnar made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 25, 2026 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | S | Common Stock | 43000 | $54.10 | 136,393.0000 | 99,200,000 | 23.97% | 0.04% |
| Jan. 1, 2026 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 15624 | $0.00 | 179,393.0000 | 99,200,000 | 9.54% | 0.02% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 20943 | $39.18 | 163,769.0000 | 99,200,000 | 11.34% | 0.02% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 41886 | $39.18 | 184,712.0000 | 99,200,000 | 18.48% | 0.04% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 82794 | $0.00 | 226,598.0000 | 99,200,000 | 57.57% | 0.08% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 35199 | $0.00 | 143,131.0000 | 98,800,000 | 32.61% | 0.04% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 17804 | $18.22 | 125,327.0000 | 98,800,000 | 12.44% | 0.02% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 6105 | $18.22 | 119,222.0000 | 98,800,000 | 4.87% | 0.01% |
| Jan. 1, 2025 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 24582 | $0.00 | 143,804.0000 | 98,400,000 | 20.62% | 0.02% |
| Dec. 5, 2024 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | S | Common Stock | 20000 | $23.85 | 107,932.0000 | 98,800,000 | 15.63% | 0.02% |
| Dec. 31, 2023 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 6779 | $12.14 | 80,568.0000 | 91,400,000 | 7.76% | 0.01% |
| Dec. 31, 2023 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 2892 | $12.14 | 87,347.0000 | 91,400,000 | 3.20% | 0.00% |
| Dec. 31, 2023 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 5721 | $0.00 | 90,239.0000 | 91,400,000 | 6.77% | 0.01% |
| Jan. 1, 2024 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 47364 | $0.00 | 127,932.0000 | 92,400,000 | 58.79% | 0.05% |
| Dec. 30, 2022 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 5793 | $8.18 | 47,598.0000 | 0 | 10.85% | 0.00% |
| Dec. 30, 2022 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | F | Common Stock | 4477 | $8.18 | 43,121.0000 | 0 | 9.41% | 0.00% |
| Jan. 1, 2023 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 41397 | $0.00 | 84,518.0000 | 91,400,000 | 96.00% | 0.05% |
| Dec. 30, 2022 | CENTURY ALUMINUM CO | $CENX | Gudlaugsson Gunnar | EVP - Global Operations | A | Common Stock | 11462 | $0.00 | 53,391.0000 | 0 | 27.34% | 0.00% |