Updated Jul 16, 2026
Hafberg Agust F is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $1.44M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-03 | CENX | CENTURY ALUMINUM CO | S — Open-market sale | 22.9K | $51.24 | $1.17M |
| 2025-09-26 | CENX | CENTURY ALUMINUM CO | S — Open-market sale | 9.5K | $27.91 | $265K |
Hafberg Agust F is a corporate insider — currently tracked as SVP & Chief Commercial Officer. InsiderAlpha tracks every SEC Form 4 filing in real time.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($1.44M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Hafberg Agust F profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.