Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$9.8M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 18 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 36 most recent Form 4 transactions.
| Aug 5 | AMKR | Amkor Technology, INC. | SSELL | 25,000 | $55.35 | $1.4M | -4.9% | Open the original filing on SEC.gov |
| Jun 30 | AMKR | Amkor Technology, INC. | MEXER◆ | 8,692 | — | — | — | Open the original filing on SEC.gov |
| Jun 30 | AMKR | Amkor Technology, INC. | MEXER | 8,692 | — | — | +1.7% | Open the original filing on SEC.gov |
| Jun 23 | AMKR | Amkor Technology, INC. | AGRANT◆ | 2.52 | — | — | — | Open the original filing on SEC.gov |
| May 13 | AMKR | Amkor Technology, INC. | AGRANT◆ | 2,613 | — | — | — | Open the original filing on SEC.gov |
| May 13 | AMKR | Amkor Technology, INC. | MEXER◆ | 482 | — | — | — | Open the original filing on SEC.gov |
| May 13 | AMKR | Amkor Technology, INC. | MEXER | 482 | — | — | +0.1% | Open the original filing on SEC.gov |
| May 8 | AMKR | Amkor Technology, INC. | SSELL | 50,000 | $74.28 | $3.7M | -9.0% | Open the original filing on SEC.gov |
| Apr 1 | AMKR | Amkor Technology, INC. | AGRANT◆ | 482 | — | — | — | Open the original filing on SEC.gov |
| Mar 31 | AMKR | Amkor Technology, INC. | MEXER◆ | 8,692 | — | — | — | Open the original filing on SEC.gov |
| Mar 31 | AMKR | Amkor Technology, INC. | MEXER | 8,692 | — | — | +1.6% | Open the original filing on SEC.gov |
| Feb 24 | AMKR | Amkor Technology, INC. | MEXER◆ | 10,748 | — | — | — | Open the original filing on SEC.gov |
| Feb 24 | AMKR | Amkor Technology, INC. | SSELL | 20,000 | $48.80 | $976K | -3.5% | Open the original filing on SEC.gov |
| Feb 24 | AMKR | Amkor Technology, INC. | MEXER | 10,748 | — | — | +1.9% | Open the original filing on SEC.gov |
| Feb 20 | AMKR | Amkor Technology, INC. | MEXER◆ | 59,388 | — | — | — | Open the original filing on SEC.gov |
| Feb 20 | AMKR | Amkor Technology, INC. | MEXER◆ | 112,941 | — | — | — | Open the original filing on SEC.gov |
| Feb 20 | AMKR | Amkor Technology, INC. | MEXER | 59,388 | — | — | +12.0% | Open the original filing on SEC.gov |
| Feb 20 | AMKR | Amkor Technology, INC. | MEXER | 112,941 | — | — | +29.7% | Open the original filing on SEC.gov |
| Feb 18 | AMKR | Amkor Technology, INC. | AGRANT | 30,587 | — | — | +8.7% | Open the original filing on SEC.gov |
| Feb 18 | AMKR | Amkor Technology, INC. | AGRANT | 10,891 | — | — | +3.2% | Open the original filing on SEC.gov |
| Feb 17 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $45.89 | $458.9K | -2.9% | Open the original filing on SEC.gov |
| Feb 16 | AMKR | Amkor Technology, INC. | MEXER◷◆ | 13,920 | — | — | — | Open the original filing on SEC.gov |
| Feb 16 | AMKR | Amkor Technology, INC. | MEXER◷ | 13,920 | — | — | +4.2% | Open the original filing on SEC.gov |
| Jan 15 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $53.14 | $531.4K | -2.9% | Open the original filing on SEC.gov |
| Dec 31, 2025 | AMKR | Amkor Technology, INC. | MEXER◆ | 8,692 | — | — | — | Open the original filing on SEC.gov |
| Dec 31, 2025 | AMKR | Amkor Technology, INC. | MEXER | 8,692 | — | — | +2.6% | Open the original filing on SEC.gov |
| Dec 15, 2025 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $44.80 | $448K | -2.9% | Open the original filing on SEC.gov |
| Nov 17, 2025 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $31.68 | $316.8K | -2.8% | Open the original filing on SEC.gov |
| Oct 15, 2025 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $30.74 | $307.4K | -2.7% | Open the original filing on SEC.gov |
| Sep 30, 2025 | AMKR | Amkor Technology, INC. | MEXER◆ | 8,692 | — | — | — | Open the original filing on SEC.gov |
| Sep 30, 2025 | AMKR | Amkor Technology, INC. | MEXER | 8,692 | — | — | +2.4% | Open the original filing on SEC.gov |
| Sep 23, 2025 | AMKR | Amkor Technology, INC. | SSELL◷ | 10,000 | $30.00 | $300K | -2.7% | Open the original filing on SEC.gov |
| Jun 30, 2025 | AMKR | Amkor Technology, INC. | MEXER◆ | 8,691 | — | — | — | Open the original filing on SEC.gov |
| Jun 30, 2025 | AMKR | Amkor Technology, INC. | MEXER | 8,691 | — | — | +2.4% | Open the original filing on SEC.gov |