---
schema_version: "secwatch.filing_event.v1"
accession: "0000072903-26-000109"
form_type: "8-K"
ticker: null
cik: "0000092521"
company_name: "SOUTHWESTERN PUBLIC SERVICE CO"
filed_at: "2026-06-22T23:53:52+00:00"
generated_at: "2026-06-23T10:05:47.524775+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# SPS reaches $90M rate increase stipulation in NMPRC case; Xcel reaffirms EPS guidance

## Summary
- Base rate revenue increase of $90M (7.7% total) vs. original $168M request.
- ROE set at 9.5% (requested 10.5%); equity ratio 54.70% (requested 56%).
- Hearing on non-unanimous stipulation scheduled July 2026; NMPRC decision expected Q4 2026 with Dec. 2026 implementation.
- Xcel Energy reaffirms 2026 ongoing EPS guidance of $4.04-$4.16 per share.

## SEC filing metadata
- accession: 0000072903-26-000109
- form_type: 8-K
- cik: 0000092521
- company_name: SOUTHWESTERN PUBLIC SERVICE CO
- filed_at: 2026-06-22T23:53:52+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/92521/000007290326000109/0000072903-26-000109-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/72903/000007290326000109/xel-20260622.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000072903-26-000109
- JSON: https://secwatch.observer/filing/0000072903-26-000109.json
- Plain text: https://secwatch.observer/filing/0000072903-26-000109.txt

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