---
schema_version: "secwatch.filing_event.v1"
accession: "0000092122-23-000020"
form_type: "8-K"
ticker: "SO"
cik: "0000092122"
company_name: "SOUTHERN CO"
filed_at: "2023-02-24T23:59:59+00:00"
generated_at: "2026-06-19T01:13:20.589431+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Southern Company prices $1.5B convertible senior notes due 2025 at 3.875%

## Summary
- $1.5B aggregate principal of Series 2023A 3.875% Convertible Senior Notes due Dec 15, 2025.
- Initial conversion price of $84.16 per share, a 30% premium over Feb 23 closing price.
- Initial purchasers granted option to buy up to an additional $225M in notes.
- Net proceeds to repay outstanding commercial paper and for general corporate purposes.
- Offering expected to close Feb 28, 2023, subject to customary conditions.

## SEC filing metadata
- accession: 0000092122-23-000020
- form_type: 8-K
- ticker: SO
- cik: 0000092122
- company_name: SOUTHERN CO
- filed_at: 2023-02-24T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/92122/000009212223000020/0000092122-23-000020-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/92122/000009212223000020/so-20230223.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000092122-23-000020
- JSON: https://secwatch.observer/filing/0000092122-23-000020.json
- Plain text: https://secwatch.observer/filing/0000092122-23-000020.txt

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