---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-235677"
form_type: "8-K"
ticker: "NI"
cik: "0001111711"
company_name: "NISOURCE INC."
filed_at: "2023-09-15T23:59:59+00:00"
generated_at: "2026-06-10T15:58:58.085202+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# NiSource to remarket up to 862,500 shares of Series C Mandatory Convertible Preferred Stock

## Summary
- Remarketing period scheduled Oct 2-23, 2023; Goldman Sachs is sole remarketing agent.
- Each share of Mandatory Convertible Preferred Stock will auto-convert into 34.9107-41.0201 shares of common on March 1, 2024.
- If closing price is ≤$24.3783 on pricing date, minimum conversion rate increases to $1,000 / 117.5% of that price.
- Dividends may become payable after remarketing; NiSource intends to pay in cash.
- NiSource will not receive any proceeds; proceeds will be used to satisfy equity unit purchase contracts or remitted to holders.

## SEC filing metadata
- accession: 0001193125-23-235677
- form_type: 8-K
- ticker: NI
- cik: 0001111711
- company_name: NISOURCE INC.
- filed_at: 2023-09-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1111711/000119312523235677/0001193125-23-235677-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1111711/000119312523235677/d485248d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-235677
- JSON: https://secwatch.observer/filing/0001193125-23-235677.json
- Plain text: https://secwatch.observer/filing/0001193125-23-235677.txt

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