---
schema_version: "secwatch.filing_event.v1"
accession: "0001047127-25-000175"
form_type: "8-K"
ticker: "AMKR"
cik: "0001047127"
company_name: "AMKOR TECHNOLOGY, INC."
filed_at: "2025-09-08T23:59:59+00:00"
generated_at: "2026-05-17T07:27:57.461024+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Amkor to offer $400M senior notes due 2033; plans to redeem $400M 6.625% notes due 2027

## Summary
- Offering $400M aggregate principal amount of senior notes due 2033 in private placement under Rule 144A/Reg S.
- Net proceeds, plus cash on hand, to redeem all $400M outstanding of 6.625% senior notes due 2027.
- Pending redemption, proceeds will be invested in cash equivalents, investment grade securities, or short-term marketables.
- Consummation of the 2033 notes offering is not conditioned on redemption of the 2027 notes.

## SEC filing metadata
- accession: 0001047127-25-000175
- 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: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1047127/000104712725000175/0001047127-25-000175-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1047127/000104712725000175/amkr-20250908.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001047127-25-000175
- JSON: https://secwatch.observer/filing/0001047127-25-000175.json
- Plain text: https://secwatch.observer/filing/0001047127-25-000175.txt

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