Gudlaugsson Gunnar
Officer · CENX
As of 2026-09-16, Gudlaugsson Gunnar has 10 Form 4 transactions on record across 1 company — 5 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $5.4M
- Indirect $0
| CENX | direct | 136,393 sh | $5.4M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-02-25 | CENX | Sale | 43,000 @ $54.10 | $2.3M | −24.0% of holding | 136,393 | Form 4 |
| 2024-12-05 | CENX | Sale | 20,000 @ $23.85 | $477K | −15.6% of holding | 107,932 | Form 4 |
8 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-01-01 | CENX | Award / grant | 15,624 | 179,393 | Form 4 |
| 2025-12-31 | CENX | Withheld for tax | 41,886 | 184,712 | Form 4 |
| 2025-12-31 | CENX | Withheld for tax | 20,943 | 163,769 | Form 4 |
| 2025-12-31 | CENX | Award / grant | 82,794 | 226,598 | Form 4 |
| 2025-01-01 | CENX | Award / grant | 24,582 | 143,804 | Form 4 |
| 2024-12-31 | CENX | Withheld for tax | 17,804 | 125,327 | Form 4 |
| 2024-12-31 | CENX | Withheld for tax | 6,105 | 119,222 | Form 4 |
| 2024-12-31 | CENX | Award / grant | 35,199 | 143,131 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.