Security record · archived quarter
AMKR
Amkor Technology, Inc. · Technology · Semiconductors
126Tracked holders
+6Δ holders
90.67MShares held
$4.06BReported value
+9New positions
−4Exits
Momentum inputs (comparable managers):
holder breadth +5.0% ·
share flow +15.6% ·
net new positions +4.0%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 160.07K | $7.98M | n/a | −1 |
| Q2 2026 | 128 | +6 | 85.31M | $7.32B | +12 | −7 |
| Q1 2026 | 126 | +6 | 90.67M | $4.06B | +9 | −4 |
| Q4 2025 | 121 | 0 | 90.09M | $3.56B | +2 | −1 |
| Q3 2025 | 20 | -1 | 49.49M | $1.41B | n/a | −2 |
| Q2 2025 | 19 | +1 | 48.84M | $1.03B | +1 | n/a |
| Q1 2025 | 15 | 0 | 14.78M | $266.66M | +1 | −1 |
| Q4 2024 | 15 | +2 | 13.38M | $343.87M | +2 | n/a |
| Q3 2024 | 12 | -3 | 9.35M | $286.11M | n/a | −3 |
| Q2 2024 | 15 | n/a | 9.85M | $394.15M | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 12.97M | +0.3% | $583.98M | 0.0% | ▲ Add | 4 | SEC ↗ ×16 |
| 2 | Dimensional Fund Advisors Lp | 10.99M | -13.9% | $494.88M | 0.1% | ▼ Trim | 2 | SEC ↗ ×5 |
| 3 | Vanguard Capital Management Llc | 5.43M | n/a | $244.71M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | JPMorgan Chase ✦ | 5.41M | +1504.8% | $223.02M | 0.0% | ▲ Add | 3 | SEC ↗ ×10 |
| 5 | State Street Global Advisors ✦ (passive) | 3.63M | +4.5% | $163.39M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 3.24M | -1.8% | $141.42M | 0.1% | ▼ Trim | 8 | SEC ↗ ×11 |
| 7 | Point72 Asset Management ✦ | 2.99M | -2.3% | $134.79M | 0.2% | ▼ Trim | 4 | SEC ↗ |
| 8 | Geode Capital Management ✦ (passive) | 2.73M | +22.3% | $122.98M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 9 | American Century Companies Inc | 2.71M | -24.1% | $122.18M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 10 | Principal Financial Group Inc | 2.62M | +19.3% | $118.11M | 0.1% | ▲ Add | 2 | SEC ↗ ×3 |
| 11 | Jane Street Group, Llc | 2.33M | +3578.1% | $104.91M | 0.1% | ▲ Add | 2 | SEC ↗ ×3 |
| 12 | Charles Schwab Investment… | 2.10M | +0.1% | $94.63M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | Fisher Asset Management ✦ | 2.01M | -4.0% | $90.55M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 14 | Invesco Ltd. | 1.89M | +69.4% | $85.08M | 0.0% | ▲ Add | 2 | SEC ↗ ×9 |
| 15 | First Trust Advisors Lp | 1.79M | -34.1% | $80.76M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 16 | Bridgewater Associates ✦ | 1.58M | +1976.4% | $71.19M | 0.3% | ▲ Add | 2 | SEC ↗ |
| 17 | D. E. Shaw & Co. ✦ | 1.49M | +861.8% | $67.04M | 0.1% | ▲ Add | 8 | SEC ↗ ×2 |
| 18 | Allianz Asset Management GmbH | 1.38M | +37.4% | $62.34M | 0.1% | ▲ Add | 2 | SEC ↗ ×5 |
| 19 | Morgan Stanley ✦ | 1.37M | -24.0% | $61.82M | 0.0% | ▼ Trim | 3 | SEC ↗ ×7 |
| 20 | Two Sigma Investments ✦ | 1.21M | +119.6% | $54.66M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 21 | UBS Group AG | 1.14M | -9.3% | $51.21M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 22 | Gotham Asset Management ✦ | 1.07M | -10.0% | $48.33M | 0.1% | ▼ Trim | 8 | SEC ↗ |
| 23 | Bank of New York Mellon Corp | 983.99K | +1.8% | $44.31M | 0.0% | ▲ Add | 2 | SEC ↗ ×12 |
| 24 | Squarepoint Ops LLC | 966.79K | New | $43.53M | 0.1% | New | 1 | SEC ↗ |
| 25 | Northern Trust Corp | 943.84K | +5.5% | $42.50M | 0.0% | ▲ Add | 2 | SEC ↗ ×6 |
| 26 | Goldman Sachs Group ✦ | 856.93K | +69.2% | $38.59M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 27 | LPL Financial LLC | 848.25K | +1106.9% | $38.20M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | Millennium Management ✦ | 773.24K | +227.4% | $34.82M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 29 | T. Rowe Price ✦ | 746.42K | +469.9% | $33.61M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 30 | Envestnet Asset Management Inc | 741.05K | +2.9% | $33.37M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 31 | Nuveen, LLC | 678.24K | -3.5% | $30.54M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 32 | Raymond James Financial Inc | 516.92K | +59.4% | $23.28M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 33 | Hrt Financial Lp | 499.60K | +60.7% | $22.50M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 34 | Wells Fargo & Company/Mn | 478.47K | -1.5% | $21.55M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 35 | Man Group plc | 469.34K | +1367.4% | $21.13M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 36 | Baird Financial Group, Inc. | 403.78K | +4.7% | $18.18M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 37 | Sei Investments Co | 401.81K | +33.8% | $18.10M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 38 | Russell Investments Group, Ltd. | 400.13K | +204.4% | $17.96M | 0.0% | ▲ Add | 2 | SEC ↗ ×13 |
| 39 | Massachusetts Financial Services Co… | 366.79K | -4.1% | $16.52M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 40 | Qube Research & Technologies Ltd | 362.14K | +968.8% | $16.31M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Allspring Global Investments… | 332.90K | +117.6% | $15.48M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 42 | Rhumbline Advisers | 314.62K | +3.8% | $14.17M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 43 | Wellington Management ✦ | 309.13K | -29.6% | $13.92M | 0.0% | ▼ Trim | 8 | SEC ↗ ×5 |
| 44 | Alliancebernstein L.P. | 350.31K | -10.3% | $13.83M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 45 | Tudor Investment Corp Et Al | 300.87K | New | $13.55M | 0.1% | New | 1 | SEC ↗ |
| 46 | UBS AM, a distinct business unit of… | 293.07K | +6.0% | $13.20M | 0.0% | ▲ Add | 2 | SEC ↗ ×9 |
| 47 | Bnp Paribas Financial Markets | 288.50K | +457.1% | $12.99M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 48 | Bank Of America Corp /De/ | 273.54K | -15.6% | $12.32M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 49 | Amundi | 263.87K | +3546.6% | $11.88M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 50 | Fidelity (FMR) ✦ | 257.46K | -12.0% | $11.59M | 0.0% | ▼ Trim | 4 | SEC ↗ ×3 |
| 51 | Swiss National Bank | 244.50K | +0.3% | $11.01M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Citadel Advisors ✦ | 195.84K | -79.0% | $8.82M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 53 | Ameriprise Financial Inc | 177.27K | -17.8% | $7.98M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 54 | Legal & General Group Plc | 171.24K | -7.3% | $7.71M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 55 | Barclays Plc | 157.17K | -22.3% | $7.08M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 56 | Federated Hermes, Inc. | 156.53K | +1.9% | $7.05M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 57 | Credit Agricole S A | 151.47K | -6.8% | $6.82M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 58 | California State Teachers… | 143.18K | +21.4% | $6.45M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Susquehanna International Group, Llp | 132.06K | +84.7% | $5.95M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Citigroup Inc | 132.05K | +139.8% | $5.95M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 61 | Connor, Clark & Lunn Investment… | 129.09K | +507.1% | $5.81M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Cerity Partners LLC | 121.38K | -7.8% | $5.47M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 63 | Bank Julius Baer & Co. Ltd, Zurich | 127.93K | New | $5.43M | 0.0% | New | 1 | SEC ↗ |
| 64 | Quantinno Capital Management LP | 107.66K | +13.7% | $4.85M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 65 | Creative Planning | 107.53K | +26.1% | $4.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 66 | Cwm, Llc | 103.26K | +6.3% | $4.65M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | Manufacturers Life Insurance… | 98.53K | +8.6% | $4.44M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 68 | Franklin Resources Inc | 97.43K | -14.0% | $4.39M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 69 | Walleye Trading LLC | 96.81K | +31.5% | $4.36M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 70 | Universal- Beteiligungs- und… | 95.64K | -44.2% | $4.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Victory Capital Management Inc | 83.33K | -13.7% | $3.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 72 | Assenagon Asset Management S.A. | 76.40K | New | $3.44M | 0.0% | New | 1 | SEC ↗ |
| 73 | Hsbc Holdings Plc | 73.90K | -82.8% | $3.30M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 74 | Mariner, LLC | 63.26K | +54.7% | $2.85M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 75 | State Board Of Administration Of… | 61.58K | +10.8% | $2.77M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 76 | Corient Private Wealth LP | 65.11K | -85.1% | $2.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | Assetmark, Inc | 60.10K | +12448.0% | $2.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Wealth Enhancement Advisory… | 62.90K | +17.1% | $2.64M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 79 | Cetera Investment Advisers | 56.45K | +113.3% | $2.54M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Royal Bank Of Canada | 54.12K | -43.3% | $2.44M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 81 | Janus Henderson Group Plc | 53.02K | -9.1% | $2.39M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Zurcher Kantonalbank (Zurich… | 51.55K | +11.1% | $2.32M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 83 | New York State Common Retirement… | 50.29K | +9.8% | $2.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 84 | Mercer Global Advisors Inc /Adv | 40.86K | +15.2% | $1.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Bank Of Montreal /Can/ | 36.08K | +133.2% | $1.62M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 86 | State Of Wisconsin Investment Board | 35.97K | +426.2% | $1.62M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Fifth Third Bancorp | 32.86K | +2046.0% | $1.48M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 88 | Captrust Financial Advisors | 32.50K | +2.9% | $1.46M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 89 | Tidal Investments LLC | 30.89K | +26.1% | $1.39M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 90 | Mirae Asset Global Investments Co.… | 30.84K | -9.9% | $1.39M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 91 | Deutsche Bank Ag\ | 27.10K | +15.9% | $1.22M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 92 | Prudential Financial Inc | 25.57K | -13.0% | $1.15M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 93 | Nomura Asset Management… | 21.40K | 0.0% | $964,000 | 0.0% | Held | 2 | SEC ↗ |
| 94 | Pictet Asset Management Holding SA | 20.07K | +6.6% | $903,797 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 95 | Lazard Asset Management Llc | 19.18K | -27.0% | $863,675 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 96 | Voya Investment Management Llc | 17.13K | +103.3% | $771,409 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 97 | Pacer Advisors, Inc. | 16.81K | -26.4% | $757,000 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 98 | ProShare Advisors LLC | 16.12K | -21.5% | $725,929 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 99 | Focus Partners Wealth | 16.05K | +90.9% | $722,837 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 100 | Holocene Advisors, LP | 16.02K | -62.6% | $721,291 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Squarepoint Ops LLC | $43.53M | 0.1% |
| Tudor Investment Corp Et Al | $13.55M | 0.1% |
| Bank Julius Baer & Co. Ltd… | $5.43M | 0.0% |
| Assenagon Asset Management… | $3.44M | 0.0% |
Exited
| Norges Bank | $53.70M | was 0.0% |
| Balyasny Asset Management L.P. | $4.91M | was 0.0% |
| Group One Trading Llc | $859,006 | was 0.0% |
| Canada Pension Plan… | $213,192 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 522 holders, 115.80M shares, $4.96B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 13
Faust Megan
Officer · 1.00K sh · $46,920
Oct 02
ALEXANDER DOUGLAS A
Director · 5.00K sh · $275,000
Sep 08
Faust Megan
Officer · 1.00K sh · $49,050
Aug 17
ROGERS MARK N
Officer · 5.00K sh · $298,900
Aug 11
Faust Megan
Officer · 1.00K sh · $54,450
Aug 07
ALEXANDER DOUGLAS A
Director · 5.00K sh · $279,050
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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