---
schema_version: "secwatch.filing_event.v1"
accession: "0000787250-23-000041"
form_type: "8-K"
ticker: null
cik: "0000027430"
company_name: "DAYTON POWER & LIGHT CO"
filed_at: "2023-12-28T23:59:59+00:00"
generated_at: "2026-06-07T06:37:27.705667+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# AES Ohio issues $200M in first mortgage bonds: $92.5M at 5.49% due 2028, $107.5M at 5.70% due 2033

## Summary
- Issued $92.5M of 5.49% First Mortgage Bonds due Dec 28, 2028 and $107.5M of 5.70% bonds due Dec 28, 2033.
- Proceeds from private placement to repay existing indebtedness under credit agreement and for general corporate purposes.
- Interest payable Jan 15 and Jul 15, starting Jul 15, 2024; make-whole redemption available before certain dates.
- The 55th Supplemental Indenture dated Dec 15, 2023 governs the new bonds; executed with Bank of New York Mellon as trustee.

## SEC filing metadata
- accession: 0000787250-23-000041
- form_type: 8-K
- cik: 0000027430
- company_name: DAYTON POWER & LIGHT CO
- filed_at: 2023-12-28T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/27430/000078725023000041/0000787250-23-000041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/27430/000078725023000041/dpl-20231228.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000787250-23-000041
- JSON: https://secwatch.observer/filing/0000787250-23-000041.json
- Plain text: https://secwatch.observer/filing/0000787250-23-000041.txt

## Key facts
- Debt Financings
  DAYTON POWER & LIGHT CO incurred senior notes of $92.5 million in aggregate principal amount of First Mortgage Bonds, 5.49% Series due 2028 with The Bank of New York Mellon at 5.49% maturing December 28, 2028.
  - Instrument: senior notes
  - Principal: $92.5 million in aggregate principal amount of First Mortgage Bonds, 5.49% Series due 2028
  - Counterparty: The Bank of New York Mellon
  - Rate: 5.49%
  - Maturity: December 28, 2028
  - Event: incurrence
  source text: AES Ohio completed the offering of (i) $92.5 million in aggregate principal amount of First Mortgage Bonds, 5.49% Series due 2028
  evidence_url: https://www.sec.gov/Archives/edgar/data/27430/000078725023000041/0000787250-23-000041-index.htm
- Debt Financings
  DAYTON POWER & LIGHT CO incurred senior notes of $107.5 million aggregate principal amount of its First Mortgage Bonds, 5.70% Series Due 2033 with The Bank of New York Mellon at 5.70% maturing December 28, 2033.
  - Instrument: senior notes
  - Principal: $107.5 million aggregate principal amount of its First Mortgage Bonds, 5.70% Series Due 2033
  - Counterparty: The Bank of New York Mellon
  - Rate: 5.70%
  - Maturity: December 28, 2033
  - Event: incurrence
  source text: (ii) $107.5 million aggregate principal amount of its First Mortgage Bonds, 5.70% Series Due 2033
  evidence_url: https://www.sec.gov/Archives/edgar/data/27430/000078725023000041/0000787250-23-000041-index.htm
- Material Agreements
  DAYTON POWER & LIGHT CO entered into 55th Supplemental Indenture with The Bank of New York Mellon (effective 2023-12-28).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: The Bank of New York Mellon
  - Effective: 2023-12-28
  source text: On December 28, 2023, The Dayton Power and Light Company, doing business as AES Ohio (“AES Ohio”), the principal subsidiary of DPL Inc., entered into a 55th supplemental indenture (the “55th Supplemental Indenture”), dated as of December 15, 2023, with The Bank of New York Mellon (the “Trustee”) to its First and Refunding Mortgage, dated as of October 1, 1935, with the Trustee, as amended and supplemented.
  evidence_url: https://www.sec.gov/Archives/edgar/data/27430/000078725023000041/0000787250-23-000041-index.htm

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