Who owns AMKOR TECHNOLOGY, INC.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of AMKR from SEC Form 13F filings across 644 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 644 institutions disclosed 116.1M shares of AMKOR TECHNOLOGY, INC. worth $9.95B — about 46.8% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
644
13F holders
$9.95B
value, 2026 filers
46.8%
of shares outstanding (116.1M sh)
180
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of AMKR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 12.3M | $1.06B | 0.0% | 5% | -5.2% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 9.7M | $837.5M | 0.0% | 3.9% | +6.8% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 8.1M | $695.3M | 0.1% | 3.3% | -26.6% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 6.7M | $577.8M | 0.0% | 2.7% | +23.3% |
| 5 | JPMORGAN CHASE & CO | 5.7M | $470.0M | 0.0% | 2.3% | +5.5% |
| 6 | STATE STREET CORP | 3.7M | $321.7M | 0.0% | 1.5% | +2.8% |
| 7 | AQR CAPITAL MANAGEMENT LLC | 3.2M | $273.8M | 0.1% | 1.3% | -0.3% |
| 8 | EARNEST PARTNERS LLC | 2.9M | $246.0M | 0.9% | 1.2% | -16.9% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 2.8M | $241.3M | 0.0% | 1.1% | +2.5% |
| 10 | Invesco Ltd. | 2.5M | $214.4M | 0.0% | 1% | +31.6% |
| 11 | Point72 Asset Management, L.P. | 2.5M | $213.6M | 0.2% | 1% | -17.2% |
| 12 | PRINCIPAL FINANCIAL GROUP INC | 2.0M | $169.8M | 0.1% | 0.8% | -24.9% |
| 13 | FIRST TRUST ADVISORS LP | 1.8M | $158.3M | 0.1% | 0.7% | +2.4% |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.8M | $158.0M | 0.0% | 0.7% | -12.8% |
| 15 | Fisher Asset Management, LLC | 1.8M | $157.1M | 0.0% | 0.7% | -9.4% |
| 16 | Clal Insurance Enterprises Holdings LtdNEW | 1.8M | $152.1M | 0.7% | 0.7% | new |
| 17 | PRICE T ROWE ASSOCIATES INC /MD/ | 1.7M | $143.1M | 0.0% | 0.7% | +122.3% |
| 18 | MORGAN STANLEY | 1.5M | $131.6M | 0.0% | 0.6% | +11.1% |
| 19 | NORGES BANKNEW | 1.5M | $127.4M | 0.0% | 0.6% | new |
| 20 | Qube Research & Technologies Ltd | 1.2M | $100.2M | 0.1% | 0.5% | +220.7% |
| 21 | Allianz Asset Management GmbH | 1.1M | $93.7M | 0.1% | 0.4% | -21.5% |
| 22 | TWO SIGMA INVESTMENTS, LP | 1.1M | $92.2M | 0.1% | 0.4% | -11.9% |
| 23 | AMERICAN CENTURY COMPANIES INC | 1.1M | $91.0M | 0.0% | 0.4% | -61.1% |
| 24 | Bank of New York Mellon Corp | 1.1M | $90.7M | 0.0% | 0.4% | +6.8% |
| 25 | GOLDMAN SACHS GROUP INC | 1.0M | $90.2M | 0.0% | 0.4% | +22.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.