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Amkor Technology Business Segments

Business, geographic, and product segment breakdowns

Amkor Technology generates $7.1B in annual revenue across 2 key segments: Advanced products ($1.4B), and Mainstream products ($312.7M). The company-wide operating margin is 7.58%. Based on the Q1 2026 filing.

Advanced products$1.4BMainstream products$312.7M
Latest FilingQ1 2026
Report Date2026-04-28
Market Cap$18.9B
P/E Ratio43.28
ROE10.04%

Products & Services

Net Sales

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Advanced products$1.6B$1.3B$1.5B$2B$1.9B$1.7B
Mainstream products$1.6B$1.3B$1.5B$2B$1.9B$1.7B

Concentration risk (as a percent)

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Automotive, industrial and other (ADAS, electrification, infotainment, safety)—$1$1$1—$1
Communications (smartphones, tablets)—$1$1$1$0$1
Computing (data center, infrastructure, PC/laptop, storage)$0$1$1$1—$1
Consumer (AR & gaming, connected home, home electronics, wearables)$0$1$1$1—$1

Geographic

Net Sales

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Asia Pacific (excluding Japan)$1.6B$1.3B$1.5B$2B$1.9B$1.7B
Europe, Middle East and Africa$1.6B$1.3B$1.5B$2B$1.9B$1.7B
Japan$1.6B$1.3B$1.5B$2B$1.9B$1.7B
United States$1.6B$1.3B$1.5B$2B$1.9B$1.7B

Property, plant and equipment, net

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Vietnam$3.6B$3.6B$3.8B$3.8B$3.9B$4.2B
China$308.9M———$255.9M—
Japan$139.1M———$141.5M—
Korea$1.9B———$2.1B—
Malaysia$55.2M———$47.2M—
Philippines$172.2M———$187.2M—
Portugal$130.7M———$162.9M—
Taiwan$322.5M———$352.7M—
United States$50.5M———$105.9M—

Borrowing capacity available

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Korea—$80B$80B$80B—$80B
Japan—$3.3M$3.5M$3.4M—$3.2M

Debt Instrument, Interest Rate, Stated Percentage

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Korea—0.040.040.04—0.04
Japan—0.020.020.02—0.02

Debt, Long-Term and Short-Term, Combined Amount

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Japan$1.2B$1.2B$1.6B$1.8B$1.5B$1.4B
Korea$1.2B$1.2B$1.6B$1.8B$1.5B$1.4B

Total valuation allowance

SegmentQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Portugal$62.3M———$45.6M—
United States$44.9M———$33.7M—

Business Segments

MetricQ4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26
Net Sales$1.6B$1.3B$1.5B$2B$1.9B$1.7B
Materials cost of sales$892.5M$692.7M$799M$1.1B$1.1B$901.8M
Other cost of sales$192.7M$172.2M$209.2M$228.7M$176.5M$207.2M
Labor cost of sales$160.5M$159.2M$176.9M$182.6M$179.2M$180.5M
Depreciation cost of sales$136.7M$139.9M$144.4M$149.1M$151.3M$156.1M
SG&A$69.4M$80.4M$47.9M$83.2M$92.9M$97M
Net Income$105.8M$21.9M$55.1M$126.7M$172.5M$84M
R&D$42.8M$45.7M$42M$42.4M$36.7M$41.8M
Interest Expense$17.1M$16.8M$16.8M$21.2M$20.6M$17.7M
Other segment items-$18.2M-$11.1M-$8.1M-$16.7M-$16.8M-$13.7M
Income Tax$29.8M$3.9M$28.2M$27.7M$8.7M$12.3M