Amkor Ownership | Who Owns Amkor?
Amkor Ownership Summary
Amkor is owned by 12.71% institutional investors, 55.39% insiders, and 31.90% retail investors. Vanguard group is the largest institutional shareholder, holding 6.39% of AMKR shares. Pacer US Cash Cows 100 ETF is the top mutual fund, with 1.55% of its assets in Amkor shares.
AMKR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Amkor | 12.71% | 55.39% | 31.90% |
| Sector | Technology Stocks | 42.16% | 12.50% | 45.34% |
| Idea | Semiconductor Stocks List | 45.37% | 7.21% | 47.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 15.78M | 6.39% | $448.15M |
| Blackrock funding, inc. /de | 13.83M | 5.60% | $392.91M |
| Dimensional fund advisors lp | 13.15M | 5.33% | $373.50M |
| Blackrock | 12.14M | 4.93% | $485.71M |
| Earnest partners | 4.21M | 1.70% | $119.46M |
| Lsv asset management | 3.98M | 1.61% | $113.07M |
| American century companies | 3.84M | 1.55% | $108.94M |
| State street | 3.43M | 1.39% | $97.31M |
| Sw investment management | 2.65M | 1.07% | $75.26M |
| Geode capital management | 2.28M | 0.92% | $64.75M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Sw investment management | 2.65M | 16.12% | $75.26M |
| Bandera partners | 773.49K | 9.63% | $21.97M |
| Tt asset management | 443.98K | 2.22% | $17.77M |
| Ai-squared management | 64.80K | 1.92% | $1.84B |
| Symmetry peak management | 24.70K | 1.74% | $988.49K |
| Soviero asset management, lp | 105.00K | 1.55% | $2.98M |
| 1492 capital management | 120.34K | 1.38% | $3.42M |
| Ug investment advisers | 177.26K | 0.79% | $5.03M |
| Summerhaven investment management | 38.65K | 0.64% | $1.10M |
| Ground swell capital | 9.11K | 0.57% | $258.72K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 1.26M | 0.00% | 1.26M |
| Arrowstreet capital, limited partnership | 1.57M | 0.03% | 1.19M |
| Invesco | 1.23M | 0.01% | 703.62K |
| Vanguard group | 15.78M | 0.01% | 687.90K |
| Nuveen | 735.67K | 0.01% | 524.79K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 12.14M | 0.01% | -3.07M |
| Driehaus capital management | - | - | -1.46M |
| Blackrock funding, inc. /de | 13.83M | 0.01% | -1.07M |
| Voloridge investment management | - | - | -952.95K |
| Ug investment advisers | 177.26K | 0.79% | -932.22K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 1.26M | 0.00% | 1.26M | $32.48M |
| Ceredex value advisors | 426.05K | 0.28% | 426.05K | $12.10M |
| Dnb asset management as | 139.67K | 0.01% | 139.67K | $3.97M |
| Soviero asset management, lp | 105.00K | 1.55% | 105.00K | $2.98M |
| Edgestream partners | 97.08K | 0.08% | 97.08K | $2.76M |
Sold Out
| Holder | Change |
|---|---|
| Mendota financial group | -3.00 |
| Wr wealth planners | -10.00 |
| Rfp financial group | -12.00 |
| Hexagon capital partners | -15.00 |
| Tfo-tdc | -15.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 164 | -54.82% | 31,374,549 | -72.25% | 12 | 0.61% | 79 | -59.69% | 49 | -58.12% |
| Jun 30, 2025 | 360 | -1.37% | 112,867,181 | 4.33% | 45 | 2.38% | 194 | -8.49% | 116 | 24.73% |
| Mar 31, 2025 | 360 | 3.15% | 108,100,259 | -1.09% | 43 | 2.23% | 207 | 24.70% | 94 | -21.01% |
| Dec 31, 2024 | 344 | -7.03% | 108,887,324 | 3.43% | 44 | 2.42% | 162 | -14.29% | 118 | -2.48% |
| Sep 30, 2024 | 365 | -9.65% | 105,098,299 | -0.55% | 42 | 2.31% | 187 | -18.70% | 119 | 7.21% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Pacer US Cash Cows 100 ETF | 3.83M | 1.55% | 5.64K |
| iShares Core S&P Mid-Cap ETF | 3.70M | 1.50% | - |
| Vanguard US Total Market Shares ETF | 3.52M | 1.42% | 2.74K |
| Vanguard Total Stock Mkt Idx Inv | 3.50M | 1.42% | -75.05K |
| First Trust SMID Cp Rising Div Achv ETF | 3.48M | 1.41% | 7.46K |
| DFA US Small Cap Value I | 3.46M | 1.40% | - |
| Vanguard Information Technology ETF | 2.95M | 1.19% | 30.01K |
| Vanguard Small Cap Index | 2.70M | 1.09% | -18.13K |
| BlackRock Equity Dividend Instl | 2.34M | 0.95% | 209.94K |
| DFA US Targeted Value I | 1.78M | 0.72% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 17, 2025 | Rutten Guillaume Marie Jean | President and CEO | Sell | $316.80K |
| Nov 17, 2025 | ROGERS MARK N | EVP & General Counsel | Sell | $633.80K |
| Oct 15, 2025 | Rutten Guillaume Marie Jean | President and CEO | Sell | $307.40K |
| Sep 23, 2025 | Rutten Guillaume Marie Jean | President and CEO | Sell | $300.00K |
| Sep 09, 2025 | Haghighi Farshad | Executive Vice President | Sell | $294.80K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 3 |
| 2025 Q3 | 5 | 5 |
| 2025 Q2 | - | - |
| 2025 Q1 | 5 | 3 |
| 2024 Q4 | - | 1 |
AMKR Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools