---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-063191"
form_type: "8-K"
ticker: "AEIS"
cik: "0000927003"
company_name: "ADVANCED ENERGY INDUSTRIES INC"
filed_at: "2026-05-18T20:10:29+00:00"
generated_at: "2026-05-18T20:12:55.193411+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Advanced Energy issues $1.15B 0% convertible notes due 2031; exchanges $438M of 2028 notes

## Summary
- Issued $1.15B aggregate principal of 0% Convertible Senior Notes due May 15, 2031 via private placement.
- Net proceeds of ~$1.128B after discounts; used $69M for capped call transactions to reduce dilution.
- Exchanged ~$438.3M of outstanding 2.50% 2028 notes for $442.4M cash and 1.98M shares of common stock.
- Remaining $136.7M of 2028 notes stay outstanding; Company unwound existing call spread and received $44.6M net.
- Initial conversion rate 1.9655 shares per $1,000 note (conversion price ~$508.78 per share); capped at 3,390,430 shares.

## SEC filing metadata
- accession: 0001104659-26-063191
- form_type: 8-K
- ticker: AEIS
- cik: 0000927003
- company_name: ADVANCED ENERGY INDUSTRIES INC
- filed_at: 2026-05-18T20:10:29+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927003/000110465926063191/0001104659-26-063191-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927003/000110465926063191/tm2612734d5_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-063191
- JSON: https://secwatch.observer/filing/0001104659-26-063191.json
- Plain text: https://secwatch.observer/filing/0001104659-26-063191.txt

## Key facts
- Debt Financings
  ADVANCED ENERGY INDUSTRIES INC incurred convertible notes of $1.15 billion aggregate principal amount with U.S. Bank Trust Company, National Association at 0% maturing May 15, 2031.
  - Instrument: convertible notes
  - Principal: $1.15 billion aggregate principal amount
  - Counterparty: U.S. Bank Trust Company, National Association
  - Rate: 0%
  - Maturity: May 15, 2031
  - Event: incurrence
  source text: completed its previously announced private unregistered offering of $1.15 billion aggregate principal amount of its 0% Convertible Senior Notes due 2031 (the “Notes”), which amount includes the full exercise of the initial purchasers’ option to purchase up to $150.0 million aggregate principal amount of additional Notes.
  evidence_url: https://www.sec.gov/Archives/edgar/data/927003/000110465926063191/0001104659-26-063191-index.htm
- Material Agreements
  ADVANCED ENERGY INDUSTRIES INC entered into Indenture with U.S. Bank Trust Company, National Association, as trustee valued at $1.15 billion aggregate principal amount (effective 2026-05-18).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: U.S. Bank Trust Company, National Association, as trustee
  - Value: $1.15 billion aggregate principal amount
  - Effective: 2026-05-18
  source text: On May 18, 2026, Advanced Energy Industries, Inc. (the “Company”) completed its previously announced private unregistered offering of $1.15 billion aggregate principal amount of its 0% Convertible Senior Notes due 2031 (the “Notes”), which amount includes the full exercise of the initial purchasers’ option to purchase up to $150.0 million aggregate principal amount of additional Notes. Indenture and Notes The Notes were issued under an Indenture (the “Indenture”), dated as of May 18, 2026, by and between the Company and U.S. Bank Trust Company, National Association, as trustee (the “Trustee”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/927003/000110465926063191/0001104659-26-063191-index.htm

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