---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-316004"
form_type: "8-K"
ticker: "NI"
cik: "0001111711"
company_name: "NISOURCE INC."
filed_at: "2025-12-11T23:59:59+00:00"
generated_at: "2026-05-16T13:28:01.430213+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# NiSource upsizes revolver by $650M to $2.5B, extends maturity to Dec 2030

## Summary
- Facility increased by $650M to $2.5B total revolving credit.
- Termination date extended to December 11, 2030 from February 18, 2027.
- Standby letter of credit sublimit raised $25M to $175M.
- ESG-linked pricing adjustments eliminated from the pricing grid.
- Certain dollar and materiality thresholds for liens, cross-defaults, and Material Subsidiary definition increased.

## SEC filing metadata
- accession: 0001193125-25-316004
- form_type: 8-K
- ticker: NI
- cik: 0001111711
- company_name: NISOURCE INC.
- filed_at: 2025-12-11T23:59:59+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/1111711/000119312525316004/0001193125-25-316004-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1111711/000119312525316004/d938529d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-316004
- JSON: https://secwatch.observer/filing/0001193125-25-316004.json
- Plain text: https://secwatch.observer/filing/0001193125-25-316004.txt

## Key facts
- Debt Financings
  NISOURCE INC. amended revolving credit of $2.5 billion (increased by $650 million from $1.85 billion) with NiSource Inc. (Borrower), Barclays Bank PLC (Administrative Agent), JPMorgan Chase Bank, N.A., MUFG Bank, Ltd., Wells Fargo Bank, National Association (Co-Syndication Agents), Bank of America, National Association, Bank of Montreal, Mizuho Bank, Ltd. (Co-Documentation Agents), and Barclays Bank PLC, at Not disclosed (eliminated ESG-based rate adjustments) maturing December 11, 2030 (extended from February 18, 2027).
  - Instrument: revolving credit
  - Principal: $2.5 billion (increased by $650 million from $1.85 billion)
  - Counterparty: NiSource Inc. (Borrower), Barclays Bank PLC (Administrative Agent), JPMorgan Chase Bank, N.A., MUFG Bank, Ltd., Wells Fargo Bank, National Association (Co-Syndication Agents), Bank of America, National Association, Bank of Montreal, Mizuho Bank, Ltd. (Co-Documentation Agents), and Barclays Bank PLC,
  - Rate: Not disclosed (eliminated ESG-based rate adjustments)
  - Maturity: December 11, 2030 (extended from February 18, 2027)
  - Event: amendment
  source text: The Agreement amended certain provisions of the Existing Credit Agreement to, among other things, (i) increase the facility by $650 million to $2.5 billion, (ii) extend the termination date from February 18, 2027 to December 11, 2030, (iii) increase the amount of the facility available for the issuance of standby letters of credit by $25 million to $175 million, (iv) increase certain dollar and materiality thresholds relating to permitted liens, cross-defaults and the definition of Material Subsidiary (as defined in the Agreement) and (v) eliminate certain provisions providing for the establishment of specified key performance indicators with respect to certain environmental, social and governance targets of NiSource and its subsidiaries that could have resulted in certain adjustments to the otherwise applied Applicable Rate (as defined in the Agreement).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1111711/000119312525316004/0001193125-25-316004-index.htm

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