---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-015518"
form_type: "8-K"
ticker: "AEIS"
cik: "0000927003"
company_name: "ADVANCED ENERGY INDUSTRIES INC"
filed_at: "2023-09-06T23:59:59+00:00"
generated_at: "2026-06-10T23:44:23.426761+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Advanced Energy announces $500M Convertible Senior Notes offering due 2028

## Summary
- Principal amount $500M, due Sep 15, 2028; initial purchasers have option for additional $75M.
- Use of proceeds: future growth including acquisitions, debt repayment, share repurchases up to $60M, and convertible note hedge/warrant transactions.
- Notes offered to qualified institutional buyers under Rule 144A; not registered under Securities Act.
- Convertible note hedge transactions expected to reduce dilution; warrant transactions may have dilutive effect if stock price exceeds strike price.
- Notes are senior unsecured; rank equal to unsecured indebtedness, junior to secured debt and structurally junior to subsidiaries.

## SEC filing metadata
- accession: 0001558370-23-015518
- form_type: 8-K
- ticker: AEIS
- cik: 0000927003
- company_name: ADVANCED ENERGY INDUSTRIES INC
- filed_at: 2023-09-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927003/000155837023015518/0001558370-23-015518-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927003/000155837023015518/aeis-20230906x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-015518
- JSON: https://secwatch.observer/filing/0001558370-23-015518.json
- Plain text: https://secwatch.observer/filing/0001558370-23-015518.txt

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