Kenneth L. Calloway, SVP of Human Resources at Century Aluminum Co. ($CENX), sold shares on the open market twice in the last year for a total of $1.5 million. His most recent sale occurred on March 12, 2026. These sales rank 4,064th among 11,678 insiders in our database, where the average is $8.6 million across about 6.4 transactions. Calloway 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 12, 2026 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | S | Common Stock | 18000 | $58.00 | 24,902.0000 | 99,200,000 | 41.96% | 0.02% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | A | Common Stock | 18150 | $0.00 | 46,856.0000 | 99,200,000 | 63.23% | 0.02% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | F | Common Stock | 5469 | $39.18 | 41,387.0000 | 99,200,000 | 11.67% | 0.01% |
| Dec. 31, 2025 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | F | Common Stock | 3723 | $39.18 | 37,664.0000 | 99,200,000 | 9.00% | 0.00% |
| Jan. 1, 2026 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | A | Common Stock | 5238 | $0.00 | 42,902.0000 | 99,200,000 | 13.91% | 0.01% |
| Sept. 19, 2025 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | S | Common Stock | 16450 | $27.50 | 28,706.0000 | 98,400,000 | 36.43% | 0.02% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | A | Common Stock | 7267 | $0.00 | 41,774.0000 | 98,800,000 | 21.06% | 0.01% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | F | Common Stock | 3280 | $18.22 | 38,494.0000 | 98,800,000 | 7.85% | 0.00% |
| Dec. 31, 2024 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | F | Common Stock | 1125 | $18.22 | 37,369.0000 | 98,800,000 | 2.92% | 0.00% |
| Jan. 1, 2025 | CENTURY ALUMINUM CO | $CENX | Calloway Kenneth L | SVP, Human Resources | A | Common Stock | 7787 | $0.00 | 45,156.0000 | 98,400,000 | 20.84% | 0.01% |