Amkor Technology (AMKR)
Packages and tests semiconductors for mobile, AI infrastructure, automotive and consumer devices.
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Provides outsourced semiconductor assembly and test services across advanced and mainstream product families, serving smartphones, data centers and AI infrastructure, automobiles, wearables and consumer devices. Manufacturing is concentrated in Asia, and the business depends on a concentrated customer base led by Apple.
Provides outsourced semiconductor assembly and test services through Advanced Products and Mainstream Products. Advanced Products covers flip chip, memory, wafer-level processing and related test, while Mainstream Products covers wirebond and power-device packaging with test services. These technologies serve smartphones, data centers and AI infrastructure, automobiles, wearables and other consumer devices.
Runs an integrated package-design-through-test model across a manufacturing network concentrated in Asia, with additional operations in Europe and a U.S. advanced-packaging campus under construction. Customer collaboration, defect reduction, manufacturing efficiency and capacity are documented operating priorities.
Depends on a concentrated customer base, an Asia-Pacific-heavy workforce and the Kim family's near-half ownership position. Apple is the largest customer, while family board stewardship remains separate from non-family executive management.
Company facts
Target rangeAs of Sep 21, 2026
Latest analyst notes
| Date | Firm | Action | Prior | Current |
|---|---|---|---|---|
| Aug 27, 2026 | Bank of America Securities | Initiate | Rating: — | |
| Jul 28, 2026 | Morgan Stanley | Reiterate | Rating: —Target: $69 | Target: $70 |
| Jul 24, 2026 | UBS | Upgrade | Target: $80 | Target: $90 |
| May 26, 2026 | UBS | Target | Target: $43 | Target: $80 |
| Apr 28, 2026 | Morgan Stanley | Reiterate | Rating: —Target: $45 | Target: $69 |
EPSReportedEstimate
RevenueReportedEstimate
Balance sheet, Jun 30, 2026Cash & short-term investments $2.51B · Total debt $2.55B · Total assets $9.72B · Shareholders' equity $4.65B
- Revenue
- $1.90B
- Operating income
- $199.9M
- Net income
- $173.8M
HistoryDividendAnnual yield
| Institutions | ≈ 46.10% | 114.52M shares | |
|---|---|---|---|
| 686 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail | |||
| Insiders | 38.81% | 96.44M shares | |
| 20 holders · as of Sep 10, 2026 | |||
| Strategic holders | 1.03% | 2.57M shares | |
| 3 holders · as of Nov 24, 2025 | |||
| Other | ≈ 14.06% | 34.92M shares | |
| remainder | |||
248.45M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.
Top shareholders13F · 13D/G · Form 4
| Holder | Stake | Shares | Date |
|---|---|---|---|
John T. Kim1,2Insider10 percent owner, other: Member of 10% owner group (6) | 30.32% | 75.34M | filed May 5, 2026 |
BlackRock, Inc.Institution | 4.95% | 12.29M | as of Jun 30, 2026 |
Agnes C. KimInsiderother: Member of 10% owner group (4) | 4.50% | 11.19M | filed Jul 22, 2026 |
Vanguard Portfolio Management LLCInstitution | 3.91% | 9.71M | as of Jun 30, 2026 |
Dimensional Fund Advisors LPInstitution | 3.25% | 8.06M | as of Jun 30, 2026 |
- John T. Kim's transaction reports restate only vehicles that traded; the 2026 ownership statement (75.34M) is used instead.
- John T. Kim reports a block also reported by JPMorgan Chase & Co; it is counted once, under JPMorgan Chase & Co.
Insider tradesForm 4
| Date | Insider | Role | Shares | Avg price |
|---|---|---|---|---|
| Sep 8, 2026 | Megan Faust | officer: CFO | −1,000 | $49.05 |
| Aug 17, 2026 | Mark N. Rogers | officer: EVP & General Counsel | −5,000 | $59.78 |
| Aug 11, 2026 | Megan Faust | officer: CFO | −1,000 | $54.45 |
| Aug 7, 2026 | Douglas A. Alexander | director | −5,000 | $55.81 |
| Aug 6, 2026 | Guillaume Marie Jean Rutten | director | −25,000 | $54.50 |
- ASE Technology (ADR)
Taiwan-based OSAT rival spanning advanced packaging, SiP, and test
Compare
| Company | Price | Change | |||||
|---|---|---|---|---|---|---|---|
| Amkor Technology | $53.57 | +2.64% | $12.97B | 23.4 | 19.5 | 1.7 | +25.6% |
| ASE Technology (ADR) | $44.91 | +2.70% | $96.15B | 51.0 | 40.5 | 4.3 | +13.2% |
| Median | 51.0 | 40.5 | 4.3 | +13.2% |