---
schema_version: "secwatch.filing_event.v1"
accession: "0001047127-25-000179"
form_type: "8-K"
ticker: "AMKR"
cik: "0001047127"
company_name: "AMKOR TECHNOLOGY, INC."
filed_at: "2025-09-08T23:59:59+00:00"
generated_at: "2026-05-17T07:27:13.086511+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Amkor prices $500M of 5.875% senior notes due 2033, to redeem $400M 6.625% notes due 2027

## Summary
- $500M aggregate principal 5.875% Senior Notes due 2033 priced; expected close Sept 22, 2025.
- Net proceeds ~$494M; will redeem in full $400M of 6.625% senior notes due 2027 plus fees and corporate purposes.
- New notes are senior unsecured; interest semi-annual at 5.875% commencing April 1, 2026.
- Redemption of 2027 notes not conditioned on closing of the 2033 notes offering.

## SEC filing metadata
- accession: 0001047127-25-000179
- form_type: 8-K
- ticker: AMKR
- cik: 0001047127
- company_name: AMKOR TECHNOLOGY, INC.
- filed_at: 2025-09-08T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1047127/000104712725000179/0001047127-25-000179-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1047127/000104712725000179/amkr-20250908.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001047127-25-000179
- JSON: https://secwatch.observer/filing/0001047127-25-000179.json
- Plain text: https://secwatch.observer/filing/0001047127-25-000179.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.