---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-013226"
form_type: "8-K"
ticker: "PSIX"
cik: "0001137091"
company_name: "POWER SOLUTIONS INTERNATIONAL, INC."
filed_at: "2026-03-02T23:59:59+00:00"
generated_at: "2026-05-15T22:32:13.761305+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# PSI reports record FY2025 sales $722.4M (+52%), net income $114M (+65%); Q4 net income down 31%

## Summary
- Q4 net sales $191.2M (+33% YoY); net income $16.1M (-31% YoY); diluted EPS $0.70 vs $1.01.
- FY2025 record sales $722.4M (+52%); net income $114.0M (+65%); diluted EPS $4.94 vs $3.01.
- Q4 gross margin fell to 21.9% from 29.9% due to data center production ramp-up inefficiencies.
- Acquired MTL Manufacturing & Equipment to enhance data center vertical integration and UL certifications.
- Expects FY2026 sales growth and moderate margin improvement; no specific guidance provided.

## SEC filing metadata
- accession: 0001628280-26-013226
- form_type: 8-K
- ticker: PSIX
- cik: 0001137091
- company_name: POWER SOLUTIONS INTERNATIONAL, INC.
- filed_at: 2026-03-02T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 7.01, 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1137091/000162828026013226/0001628280-26-013226-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1137091/000162828026013226/psix-20260302.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-013226
- JSON: https://secwatch.observer/filing/0001628280-26-013226.json
- Plain text: https://secwatch.observer/filing/0001628280-26-013226.txt

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