Amkor Technology (NASDAQ: AMKR) is a semiconductor packaging and test services company that provides outsourced assembly and test services for integrated circuits. Revenue is generated on a transactional basis: customers supply semiconductor wafers and Amkor packages and tests the finished devices, charging per-unit fees for that service. The filing excerpts available do not provide sufficient detail to characterize segment revenue percentages, customer concentration figures, end-market breakdowns, geographic mix, founding year, current CEO tenure, or competitive positioning with named rivals. Those fields are left unsupported pending access to the substantive business description sections of the 10-K filed February 20, 2026 (accession 0001047127-26-000014) for fiscal year ended December 31, 2025. What the filing confirms is that Amkor is a well-known seasoned issuer listed on a U.S. exchange under the ticker AMKR, subject to standard SEC periodic reporting requirements.

Revenue model

Transactional per-unit fees charged to fabless and integrated device manufacturer customers for outsourced semiconductor assembly and test services. Specific revenue figures, segment splits, and pricing details are not supported by the available filing excerpts.

Products and services

Outsourced semiconductor assembly (packaging) and test services for integrated circuits. Specific package types, service lines, or brand names are not supported by the available filing excerpts.

Customers and end markets

Not supported by the available filing excerpts.

Value-chain role

Outsourced semiconductor assembly and test (OSAT) provider sitting between wafer fabrication (foundries) and end-product assembly. Customers supply wafers; Amkor returns packaged and tested chips.

Geographic exposure

Not supported by the available filing excerpts.

Source: SEC 10-K, filed 2026-02-20

Industry: Semiconductors & Related Devices Peers: Applied Materials Inc Axcelis Technologies Inc Cohu Inc Enphase Energy Inc Entegris Inc FormFactor Inc MKS Incorporated Onto Innovation Inc Teradyne Inc