Key Highlights

  • Amkor Technology (NASDAQ:AMKR) reported third quarter 2026 net sales of USD 1.99 billion on October 26, 2026 and diluted EPS of USD 0.76, against a USD 0.78 consensus, a 3.11% shortfall in published market data.
  • Gross margin was 18.3% and operating income was USD 224.7 million, while net income attributable to the company was USD 190.6 million, according to the company release.
  • Management guided fourth quarter net sales of USD 1.9 billion to USD 2.0 billion, gross margin of 18.0% to 19.0% and diluted EPS of USD 0.65 to 0.75.
  • Amkor Technology (NASDAQ:AMKR) reported record revenue in its Computing and Automotive and Industrial end markets and updated full-year 2026 capital expenditure guidance to about USD 2.5 billion.

What Amkor Reported

Net sales were USD 1,990.6 million and diluted EPS was USD 0.76, a penny or two short of expectations. Chief Executive Kevin Engel said it was a strong quarter with record revenue in Computing and Automotive and Industrial end markets. Advanced products, which cover flip chip, memory, wafer-level processing and related test, generated USD 1,632 million, about 82% of sales, simple arithmetic. That was up from USD 1,557 million in the second quarter but down from USD 1,684 million in the third quarter of 2025, so advanced packaging has not yet regained its year-ago level. The release did not explain the year-over-year decline, which leaves it unclear whether it reflects customer mix, pricing or timing of programs, and the figure is worth tracking.

The Guidance Signal

The midpoint of fourth quarter net sales guidance, USD 1.95 billion, is about 2% below the third quarter, simple arithmetic, and the EPS range of USD 0.65 to 0.75 has a midpoint of USD 0.70, below the USD 0.76 just reported. Gross margin guidance of 18.0% to 19.0% brackets the 18.3% result. An outsourced chip packaging and test company earns revenue when customers send wafers to be assembled and tested, so utilization and mix matter. The guidance suggests a seasonal or mix-driven softening, though the release gave no explanation. Because the third quarter was already a record in computing, a flat to lower fourth quarter would suggest that growth in those markets is being offset elsewhere, such as in mobile or communications, which the extract did not detail.

Spending and Risks

Nine-month payments for property, plant and equipment were USD 1,236.8 million, and full-year capital expenditure guidance is about USD 2.5 billion, which implies about USD 1.26 billion of spending in the fourth quarter alone, simple arithmetic on those two figures. Heavy capital investment weighs on free cash flow even as it prepares capacity for advanced packaging demand. Risks include customer concentration, cyclical semiconductor demand, margins below 20%, and the fall in advanced product sales from a year earlier. Investors should watch whether the guided softening is temporary and how new capacity ramps over the coming quarters, since depreciation from the expansion will weigh on margins before volumes fill it.

Where Things Stand

Amkor guided to fourth quarter sales of USD 1.9 billion to USD 2.0 billion and EPS of USD 0.65 to 0.75, a step down from this quarter's USD 0.76, after a result that narrowly missed consensus. That answers the headline: the outlook is cautious while demand from computing and automotive customers set records. Amkor Technology (NASDAQ:AMKR) is spending about USD 2.5 billion on capital, which raises execution and cash flow risk, and results are not guaranteed.