---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-072741"
form_type: "8-K"
ticker: "CNP"
cik: "0001130310"
company_name: "CENTERPOINT ENERGY INC"
filed_at: "2023-03-16T23:59:59+00:00"
generated_at: "2026-06-18T00:10:32.749215+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# SIGECO issues $180M of first mortgage bonds in two tranches at 4.98% and 5.04%

## Summary
- SIGECO issued $100M of 4.98% Series 2023A Tranche A bonds due 2028 and $80M of 5.04% Tranche B bonds due 2033.
- Bonds are secured ratably with existing first mortgage bonds under an amended indenture with Deutsche Bank as trustee.
- Proceeds will be used for general corporate purposes, including repaying short-term debt and refunding long-term debt.
- Interest payable semi-annually on March 15 and September 15, beginning September 15, 2023.
- Offered via private placement exempt from Securities Act registration.

## SEC filing metadata
- accession: 0001193125-23-072741
- form_type: 8-K
- ticker: CNP
- cik: 0001130310
- company_name: CENTERPOINT ENERGY INC
- filed_at: 2023-03-16T23:59:59+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/1130310/000119312523072741/0001193125-23-072741-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1130310/000119312523072741/d481093d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-072741
- JSON: https://secwatch.observer/filing/0001193125-23-072741.json
- Plain text: https://secwatch.observer/filing/0001193125-23-072741.txt

## Key facts
- Debt Financings
  CENTERPOINT ENERGY INC incurred senior notes of $100,000,000 4.98% First Mortgage Bonds, Series 2023A, Tranche A due 2028 and $80,000,000 5.04% First Mortgage Bonds, Se with certain institutional investors in the private placement market at 4.98% per annum maturing March 15, 2028.
  - Instrument: senior notes
  - Principal: $100,000,000 4.98% First Mortgage Bonds, Series 2023A, Tranche A due 2028 and $80,000,000 5.04% First Mortgage Bonds, Se
  - Counterparty: certain institutional investors in the private placement market
  - Rate: 4.98% per annum
  - Maturity: March 15, 2028
  - Event: incurrence
  source text: On March 15, 2023, Southern Indiana Gas and Electric Company (“SIGECO”), a wholly-owned subsidiary of CenterPoint Energy, Inc. (the “Company”), and certain institutional investors in the private placement market (“Purchasers”) entered into a Bond Purchase Agreement (“Bond Purchase Agreement”), under which SIGECO agreed to sell, and each Purchaser agreed to severally purchase on March 15, 2023, $100,000,000 4.98% First Mortgage Bonds, Series 2023A, Tranche A due 2028 (the “Tranche A Bonds”) and $80,000,000 5.04% First Mortgage Bonds, Series 2023A, Tranche B due 2033 (the “Tranche B Bonds”, and together with the Tranche A Bonds, the “Bonds”) in the series and tranche as set forth in the Bond Purchase Agreement.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1130310/000119312523072741/0001193125-23-072741-index.htm

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