---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-015676"
form_type: "8-K"
ticker: "AEIS"
cik: "0000927003"
company_name: "ADVANCED ENERGY INDUSTRIES INC"
filed_at: "2023-09-13T23:59:59+00:00"
generated_at: "2026-06-10T19:49:31.842682+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Advanced Energy closes $575M 2.50% convertible senior notes due 2028; fully exercises initial purchasers' option

## Summary
- $575M aggregate principal of 2.50% convertible notes due 2028; initial purchasers' option fully exercised for extra $75M.
- Net proceeds ~$561.2M; used $40.1M for convertible note hedges and $40M to repurchase 378,286 shares of common stock.
- Initial conversion price ~$137.46 per share, a 30% premium over $105.74 closing price on Sept 7, 2023.
- Company also entered warrant transactions with strike price ~$179.76 per share (70% premium); warrants may dilute EPS.
- Proceeds intended for growth plans (including M&A), debt repayment, share repurchases, and general corporate purposes.

## SEC filing metadata
- accession: 0001558370-23-015676
- form_type: 8-K
- ticker: AEIS
- cik: 0000927003
- company_name: ADVANCED ENERGY INDUSTRIES INC
- filed_at: 2023-09-13T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927003/000155837023015676/0001558370-23-015676-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927003/000155837023015676/aeis-20230912x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-015676
- JSON: https://secwatch.observer/filing/0001558370-23-015676.json
- Plain text: https://secwatch.observer/filing/0001558370-23-015676.txt

## Key facts
- Debt Financings
  ADVANCED ENERGY INDUSTRIES INC incurred convertible notes of $575 million aggregate principal amount with initial purchasers at 2.50% per year maturing September 15, 2028.
  - Instrument: convertible notes
  - Principal: $575 million aggregate principal amount
  - Counterparty: initial purchasers
  - Rate: 2.50% per year
  - Maturity: September 15, 2028
  - Event: incurrence
  source text: On September 12, 2023, Advanced Energy Industries, Inc. (the “Company”) completed its previously announced private unregistered offering of $575 million aggregate principal amount of its 2.50% Convertible Senior Notes due 2028 (the “Notes”), which amount includes the full exercise of the initial purchasers’ option to purchase up to $75 million aggregate principal amount of additional Notes.
  evidence_url: https://www.sec.gov/Archives/edgar/data/927003/000155837023015676/0001558370-23-015676-index.htm
- Material Agreements
  ADVANCED ENERGY INDUSTRIES INC entered into Indenture with U.S. Bank Trust Company, National Association valued at $575 million aggregate principal amount (effective 2023-09-12).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: U.S. Bank Trust Company, National Association
  - Value: $575 million aggregate principal amount
  - Effective: 2023-09-12
  source text: Indenture (the “Indenture”), dated as of September 12, 2023, by and between the Company and U.S. Bank Trust Company, National Association, as trustee
  evidence_url: https://www.sec.gov/Archives/edgar/data/927003/000155837023015676/0001558370-23-015676-index.htm

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