Insiders / Rutten Guillaume Marie Jean
Rutten Guillaume Marie Jean
CIK 1596796personinsider
Companies
1
First seen
Jan 5, 2026
Last activity
Jun 25, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Amkor Technology Inc · AMKR | 503,040 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Amkor Technology Inc | Common Stock | 503,040 |
| Amkor Technology Inc | Restricted Stock UnitsDerivative | 2,616 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 8, 2026 | Sell | AMKR Amkor Technology Inc Common Stock | $3.71M | -50K -9.05% | 502,558 0.20% of shares | medium |
| Feb 24, 2026 | Sell | AMKR Amkor Technology Inc Common Stock | $976.0K | -20K -3.55% | 543,866 0.22% of shares | medium |
| Jan 15, 2026 | Sell | AMKR Amkor Technology Inc Common Stock | $531.4K | -10K -2.90% | 335,391 0.13% of shares | medium |
| Feb 17, 2026 | Sell | AMKR Amkor Technology Inc Common Stock | $458.9K | -10K -2.86% | 339,311 0.14% of shares | medium |
| May 13, 2026 | Exercise | AMKR Amkor Technology Inc Common Stock | $0 | +482 +0.10% | 503,040 0.20% of shares | low |
| Mar 31, 2026 | Exercise | AMKR Amkor Technology Inc Common Stock | $0 | +9K +1.60% | 552,558 0.22% of shares | low |
| Feb 24, 2026 | Exercise | AMKR Amkor Technology Inc Common Stock | $0 | +11K +1.94% | 563,866 0.23% of shares | low |
| Feb 20, 2026 | Exercise | AMKR Amkor Technology Inc Common Stock | $0 | +59K +12.03% | 553,118 0.22% of shares | low |
| Feb 20, 2026 | Exercise | AMKR Amkor Technology Inc Common Stock | $0 | +113K +29.66% | 493,730 0.20% of shares | low |
| Feb 18, 2026 | Grant | AMKR Amkor Technology Inc Common Stock | $0 | +31K +8.73% | 380,789 0.15% of shares | low |