---
schema_version: "secwatch.filing_event.v1"
accession: "0001111711-25-000019"
form_type: "8-K"
ticker: "NI"
cik: "0001111711"
company_name: "NISOURCE INC."
filed_at: "2025-05-07T23:59:59+00:00"
generated_at: "2026-05-22T07:01:09.690700+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# NiSource Q1 GAAP EPS $1.00 vs $0.77 YoY; reaffirms 2025 guidance

## Summary
- GAAP net income $474.8M ($1.00 EPS) vs $344.3M ($0.77) in Q1 2024.
- Non-GAAP adjusted net income $462.3M ($0.98 EPS) vs $382.8M ($0.85) YoY.
- Reaffirming 2025 non-GAAP adjusted EPS guidance of $1.85-$1.89.
- Also reaffirms 6%-8% annual adjusted EPS growth target for 2025-2029.
- CEO Lloyd Yates cites strong fundamentals and resilient investments.

## SEC filing metadata
- accession: 0001111711-25-000019
- form_type: 8-K
- ticker: NI
- cik: 0001111711
- company_name: NISOURCE INC.
- filed_at: 2025-05-07T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1111711/000111171125000019/0001111711-25-000019-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1111711/000111171125000019/nix-20250507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001111711-25-000019
- JSON: https://secwatch.observer/filing/0001111711-25-000019.json
- Plain text: https://secwatch.observer/filing/0001111711-25-000019.txt

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