Companies / Amkor Technology Inc / Activity
Activity — Amkor Technology Inc
179 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Profund Advisors LLC 13F manager | Trim | Common stock | $-45.1K | -1K -11.88% | 7,435 <0.01% of shares | low |
| Q2 2026 as of | SG Americas Securities, LLC 13F manager | Trim | Common stock | $-46.5K | -539K -55.05% | 439,855 0.18% of shares | low |
| Q1 2026 as of | MAI Capital Management 13F manager | Add | Common stock | $47.3K | +1K +85.44% | 2,279 <0.01% of shares | low |
| Q2 2024 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-48.5K | -1K -77.00% | 362 <0.01% of shares | low |
| Q4 2021 as of | Leonteq Securities AG 13F manager | Add | Common stock | $53.3K | +2K +43.40% | 7,110 <0.01% of shares | low |
| Q2 2026 as of | Hanseatic Management Services Inc 13F manager | Add | Common stock | $54.2K | +628 +3.07% | 21,060 <0.01% of shares | low |
| Q1 2026 as of | Orion Porfolio Solutions, LLC 13F manager | Trim | Common stock | $-58.8K | -1K -5.66% | 21,767 <0.01% of shares | low |
| Q1 2026 as of | Watershed Asset Management, L.L.C. 13F manager | Trim | Common stock | $-60.2K | -1K -11.72% | 10,066 <0.01% of shares | low |
| Q3 2024 as of | Leonteq Securities AG 13F manager | Add | Common stock | $65.0K | +2K +587.02% | 2,487 <0.01% of shares | low |
| Q4 2025 as of | Savant Capital, LLC 13F manager | Add | Common stock | $65.1K | +2K +15.92% | 12,008 <0.01% of shares | low |
| Q1 2026 as of | Advisors Asset Management, Inc. 13F manager | Add | Common stock | $65.6K | +1K +13.95% | 11,899 <0.01% of shares | low |
| Q1 2026 as of | Lsv Asset Management 13F manager | Trim | Common stock | $-68.0K | -1.5M -53.53% | 1,310,500 0.53% of shares | low |
| Q1 2026 as of | Westwood Holdings Group Inc 13F manager | Trim | Common stock | $-68.5K | -2K -20.92% | 5,755 <0.01% of shares | low |
| Q2 2026 as of | Meeder Advisory Services, Inc. 13F manager | Trim | Common stock | $-70.2K | -814 -5.61% | 13,708 <0.01% of shares | low |
| Q1 2026 as of | Palouse Capital Management, Inc. 13F manager | Trim | Common stock | $-73.6K | -2K -62.31% | 989 <0.01% of shares | low |
| Q1 2026 as of | Cookson Peirce & Co Inc 13F manager | Add | Common stock | $73.8K | +2K +4.39% | 39,030 0.02% of shares | low |
| Q2 2026 as of | Phillips Wealth Planners LLC 13F manager | Trim | Common stock | $-76.9K | -1K -21.80% | 4,222 <0.01% of shares | low |
| Q1 2026 as of | Coldstream Capital Management Inc 13F manager | Trim | Common stock | $-79.8K | -2K -25.15% | 5,274 <0.01% of shares | low |
| Q1 2022 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-117.9K | -5K -76.37% | 1,680 <0.01% of shares | low |
| Q2 2026 as of | Pallas Capital Advisors LLC 13F manager | Add | Common stock | $128.9K | +1K +10.75% | 15,398 <0.01% of shares | low |
| Q4 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-129.3K | -5K -1.24% | 400,367 0.16% of shares | low |
| Q2 2026 as of | Pinnacle Wealth Planning Services, Inc. 13F manager | Add | Common stock | $129.5K | +2K +620.66% | 1,744 <0.01% of shares | low |
| Q1 2026 as of | Federated Hermes Inc 13F manager | Add | Common stock | $130.1K | +3K +1.88% | 156,526 0.06% of shares | low |
| Q2 2021 as of | Leonteq Securities AG 13F manager | New | Common stock | $149.2K | +6K | 6,304 <0.01% of shares | low |
| Q1 2026 as of | Prudential Financial Inc 13F manager | Trim | Common stock | $-171.8K | -4K -12.98% | 25,570 0.01% of shares | low |
| Q2 2026 as of | OneDigital Investment Advisors LLC 13F manager | Trim | Common stock | $-180.3K | -2K -34.51% | 3,968 <0.01% of shares | low |
| Q1 2026 as of | &Partners 13F manager | Trim | Common stock | $-193.6K | -4K -22.22% | 15,054 <0.01% of shares | low |
| Q1 2026 as of | Public Employees Retirement System of Ohio 13F manager | Add | Common stock | $198.9K | +4K +11.53% | 42,712 0.02% of shares | low |
| Q1 2026 as of | Guggenheim Capital LLC 13F manager | Add | Common stock | $199.1K | +4K +21.56% | 24,930 0.01% of shares | low |
| Q1 2026 as of | ProShare Advisors LLC 13F manager | Trim | Common stock | $-199.1K | -4K -21.53% | 16,121 <0.01% of shares | low |
| Q2 2025 as of | Savant Capital, LLC 13F manager | New | Common stock | $206.6K | +10K | 9,844 <0.01% of shares | low |
| Q2 2026 as of | Unifi Asset Management LP 13F manager | New | Common stock | $207.0K | +2K | 2,400 <0.01% of shares | low |
| Q1 2026 as of | CPPIB Crestone Peak Resources Canada Inc. 13F manager | Exit | Common stock | $-213.2K | -5K -100.00% | 0 | low |
| Q1 2026 as of | Scotia Capital Inc. 13F manager | Add | Common stock | $225.1K | +5K +84.34% | 10,924 <0.01% of shares | low |
| Q1 2026 as of | Zurcher Kantonalbank (Zurich Cantonalbank) 13F manager | Add | Common stock | $231.6K | +5K +11.09% | 51,547 0.02% of shares | low |
| Q1 2026 as of | Janus Henderson Group PLC 13F manager | Trim | Common stock | $-238.6K | -5K -9.09% | 53,023 0.02% of shares | low |
| Q3 2025 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-246.7K | -9K -88.91% | 1,084 <0.01% of shares | low |
| Q1 2026 as of | Blackstone Inc 13F manager | New | Common stock | $266.1K | +6K | 5,910 <0.01% of shares | low |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | New | Common stock | $280.3K | +6K | 6,225 <0.01% of shares | low |
| Q2 2026 as of | AlphaQuest LLC 13F manager | Exit | Common stock | $-314.0K | -8K -100.00% | 0 | low |
| Q1 2026 as of | Lazard Asset Management LLC 13F manager | Trim | Common stock | $-319.6K | -7K -27.01% | 19,180 <0.01% of shares | low |
| Q1 2026 as of | Sterling Capital Management LLC 13F manager | Trim | Common stock | $-343.4K | -8K -37.14% | 12,907 <0.01% of shares | low |
| Q2 2024 as of | Danske Bank A/S 13F manager | Trim | Common stock | $-349.6K | -9K -19.62% | 35,784 0.01% of shares | low |
| Q2 2026 as of | The K2 Principal Fund, L.P. 13F manager | Exit | Common stock | $-355.3K | -9K -100.00% | 0 | low |
| Q1 2026 as of | Gwn Securities Inc. 13F manager | New | Common stock | $358.8K | +8K | 7,967 <0.01% of shares | low |
| Q1 2023 as of | Barclays PLC 13F manager | Add | Common stock | $361.5K | +14K +19.81% | 84,041 0.03% of shares | low |
| Q1 2026 as of | Fideuram - Intesa Sanpaolo Private Banking S.p.a. 13F manager | New | Common stock | $363.1K | +8K | 8,064 <0.01% of shares | low |
| Q1 2026 as of | Blue Bell Private Wealth Management, LLC 13F manager | New | Common stock | $364.0K | +8K | 8,083 <0.01% of shares | low |
| Q2 2026 as of | The PNC Financial Services Group, Inc. 13F manager | Add | Common stock | $381.7K | +4K +74.18% | 10,395 <0.01% of shares | low |
| Q1 2026 as of | Voya Investment Management LLC 13F manager | Add | Common stock | $391.9K | +9K +103.29% | 17,131 <0.01% of shares | low |