AMKOR TECHNOLOGY INC (AMKR): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in AMKR · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
27
13F filers
Aggregate Value
$1.4B
Across holders
Last Price
$47.90
2026-08-24
Sector
Information Technology
GICS
Quarterly fund activity14 increased13 reduced8 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 3.23M | $273.8M | 19.6% | 0.1% | Reduced | +$273.8M | Q2 2026 |
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 2.48M | $213.6M | 15.3% | 0.2% | Reduced | +$212.4M | Q2 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 1.82M | $157.1M | 11.2% | 0.0% | Reduced | $-16.3M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 1.16M | $100.2M | 7.2% | 0.1% | Added | +$68.9M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 1.07M | $92.2M | 6.6% | 0.1% | Reduced | +$91.1M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 1.03M | $88.7M | 6.3% | 0.0% | Added | +$59.2M | Q2 2026 |
| TCW GROUP INC CIK 0000850401 | Hedge Fund | 1.03M | $88.6M | 6.3% | 0.6% | Added | +$74.0M | Q2 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 816K | $70.4M | 5.0% | 0.2% | Reduced | $-22.2M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 625K | $53.9M | 3.9% | 0.0% | Reduced | +$25.6M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 622K | $53.7M | 3.8% | 0.0% | Reduced | +$50.1M | Q2 2026 |
Reduced
Hedge Fund
$273.8M· 19.6% of total· 0.1% port· 3.23M sh· +$273.8M QoQ· Q2 2026
Reduced
Hedge Fund
$213.6M· 15.3% of total· 0.2% port· 2.48M sh· +$212.4M QoQ· Q2 2026
Reduced
Institutional Manager
$157.1M· 11.2% of total· 0.0% port· 1.82M sh· $-16.3M QoQ· Q2 2026
Added
Hedge Fund
$100.2M· 7.2% of total· 0.1% port· 1.16M sh· +$68.9M QoQ· Q2 2026
Reduced
Hedge Fund
$92.2M· 6.6% of total· 0.1% port· 1.07M sh· +$91.1M QoQ· Q2 2026
Added
Hedge Fund
$88.7M· 6.3% of total· 0.0% port· 1.03M sh· +$59.2M QoQ· Q2 2026
Added
Hedge Fund
$88.6M· 6.3% of total· 0.6% port· 1.03M sh· +$74.0M QoQ· Q2 2026
Reduced
Hedge Fund
$70.4M· 5.0% of total· 0.2% port· 816K sh· $-22.2M QoQ· Q2 2026
Reduced
Hedge Fund
$53.9M· 3.9% of total· 0.0% port· 625K sh· +$25.6M QoQ· Q2 2026
Reduced
Hedge Fund
$53.7M· 3.8% of total· 0.0% port· 622K sh· +$50.1M QoQ· Q2 2026
Added
Hedge Fund
$51.5M· 3.7% of total· 5.7% port· 597K sh· +$16.4M QoQ· Q2 2026
Added
Hedge Fund
$50.1M· 3.6% of total· 0.1% port· 581K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$26.2M· 1.9% of total· 0.0% port· 304K sh· $-46.7M QoQ· Q2 2026
Reduced
Hedge Fund
$21.0M· 1.5% of total· 0.1% port· 243K sh· $-70.6M QoQ· Q2 2026
Reduced
Hedge Fund
$18.1M· 1.3% of total· 0.0% port· 210K sh· +$17.6M QoQ· Q2 2026
Added
Hedge Fund
$14.7M· 1.1% of total· 0.1% port· 174K sh· +$10.3M QoQ· Q2 2026
Reduced
Hedge Fund
$9.2M· 0.7% of total· 0.0% port· 107K sh· +$7.9M QoQ· Q2 2026
Added
Hedge Fund
$5.7M· 0.4% of total· 0.0% port· 66K sh· +$3.8M QoQ· Q2 2026
Added
Hedge Fund
$3.7M· 0.3% of total· 0.0% port· 42K sh· +$3.3M QoQ· Q2 2026
Reduced
Hedge Fund
$3.0M· 0.2% of total· 0.0% port· 34K sh· $-9.3M QoQ· Q2 2026
Added
Hedge Fund
$823K· 0.1% of total· 0.0% port· 10K sh· — QoQ· Q2 2026
Added
Hedge Fund
$764K· 0.1% of total· 0.0% port· 9K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$616K· 0.0% of total· 0.0% port· 7K sh· $-135.7M QoQ· Q2 2026
Added
Hedge Fund
$519K· 0.0% of total· 0.0% port· 6K sh· — QoQ· Q2 2026
Added
Hedge Fund
$312K· 0.0% of total· 0.0% port· 4K sh· — QoQ· Q2 2026
Added
Hedge Fund
$287K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$256K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
1–10 of 27
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