Amkor Ownership | Who Owns Amkor?
Amkor Ownership Summary
Amkor is owned by 18.87% institutional investors, 49.79% insiders, and 31.34% retail investors. Vanguard group is the largest institutional shareholder, holding 6.35% of AMKR shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.59% of its assets in Amkor shares.
AMKR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Amkor | 18.87% | 49.79% | 31.34% |
| Sector | Technology Stocks | 37.01% | 14.89% | 48.10% |
| Idea | Semiconductor Stocks List | 48.16% | 6.95% | 44.89% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 15.70M | 6.35% | $620.00M |
| Blackrock funding, inc. /de | 12.97M | 5.25% | $583.98M |
| Blackrock | 12.14M | 4.93% | $485.71M |
| Dimensional fund advisors lp | 10.99M | 4.45% | $494.88M |
| Jpmorgan chase | 5.41M | 2.19% | $223.02M |
| State street | 3.63M | 1.47% | $163.39M |
| Earnest partners | 3.43M | 1.39% | $154.54M |
| Aqr capital management | 3.24M | 1.31% | $141.42M |
| Point72 asset management | 2.99M | 1.21% | $134.79M |
| Geode capital management | 2.73M | 1.10% | $122.98M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Bandera partners | 693.52K | 14.13% | $31.23M |
| Sw investment management | 900.00K | 8.99% | $40.53M |
| Light street capital management | 406.99K | 3.43% | $18.33M |
| Diker management | 60.00K | 2.41% | $2.70M |
| Tt asset management | 443.98K | 2.22% | $17.77M |
| Anglepoint asset management | 61.60K | 1.96% | $2.77M |
| Burkehill global management, lp | 800.00K | 1.79% | $36.02M |
| Symmetry peak management | 24.70K | 1.74% | $988.49K |
| Ug investment advisers | 39.33K | 1.20% | $1.77M |
| Summerhaven investment management | 36.42K | 1.01% | $1.64M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Jpmorgan chase | 5.41M | 0.01% | 5.07M |
| Jane street group | 2.33M | 0.01% | 2.27M |
| Bridgewater associates, lp | 1.58M | 0.32% | 1.50M |
| Norges bank | 1.36M | 0.01% | 1.36M |
| D. e. shaw | 1.49M | 0.04% | 1.33M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 12.14M | 0.01% | -3.07M |
| Discovery capital management, llc / ct | - | - | -2.61M |
| Dimensional fund advisors lp | 10.99M | 0.10% | -1.78M |
| Lsv asset management | 1.31M | 0.13% | -1.51M |
| Driehaus capital management | - | - | -1.46M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 1.36M | 0.01% | 1.36M | $53.70M |
| Voloridge investment management | 1.06M | 0.19% | 1.06M | $47.81M |
| Burkehill global management, lp | 800.00K | 1.79% | 800.00K | $36.02M |
| Vanguard fiduciary trust | 716.73K | 0.01% | 716.73K | $32.27M |
| Lord, abbett | 455.93K | 0.07% | 455.93K | $20.53M |
Sold Out
| Holder | Change |
|---|---|
| Mendota financial group | -3.00 |
| Palisade asset management | -6.00 |
| Gps wealth strategies group | -7.00 |
| Wr wealth planners | -10.00 |
| Rfp financial group | -12.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 291 | -38.87% | 46,642,247 | -58.95% | 18 | 0.89% | 166 | -33.06% | 78 | -50.63% |
| Dec 31, 2025 | 164 | -59.20% | 23,697,093 | -78.00% | 9 | 0.50% | 84 | -58.21% | 50 | -60.63% |
| 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% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 3.93M | 1.59% | 20.20K |
| Pacer US Cash Cows 100 ETF | 3.83M | 1.55% | 5.64K |
| iShares Core S&P Mid-Cap ETF | 3.84M | 1.55% | -1.94K |
| Vanguard US Total Market Shares ETF | 3.52M | 1.42% | 2.74K |
| First Trust SMID Cp Rising Div Achv ETF | 3.48M | 1.41% | 7.46K |
| Vanguard Small Cap Index | 2.86M | 1.15% | 47.77K |
| Vanguard Information Technology ETF | 2.82M | 1.14% | -3.22K |
| BlackRock Equity Dividend Instl | 2.34M | 0.95% | 209.94K |
| Vanguard Small Cap Value Index Inv | 1.82M | 0.73% | 14.13K |
| DFA US Targeted Value I | 1.78M | 0.72% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 18, 2026 | ROGERS MARK N | EVP & General Counsel | Sell | $358.15K |
| May 19, 2026 | Faust Megan | CFO | Sell | $64.60K |
| May 11, 2026 | Tily Gil C. | - | Sell | $1.16M |
| May 08, 2026 | Rutten Guillaume Marie Jean | - | Sell | $3.71M |
| May 05, 2026 | Carolin Roger Anthony | - | Sell | $1.52M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 8 |
| 2026 Q1 | - | 11 |
| 2025 Q4 | - | 9 |
| 2025 Q3 | 5 | 5 |
| 2025 Q2 | - | - |
AMKR Ownership FAQ
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