---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-106320"
form_type: "8-K"
ticker: "MEC"
cik: "0001766368"
company_name: "Mayville Engineering Company, Inc."
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:40:25.064660+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Mayville Engineering Q3 net loss of $2.7M; guides FY 2025 revenue $528-562M

## Summary
- Net sales $144.3M (+6.6% YoY); organic sales down 9.1%; GAAP EPS ($0.13), adjusted EPS $0.10.
- Adjusted EBITDA $14.1M (9.8% margin) vs $17.1M (12.6%) a year ago; commercial vehicle sales fell 24%.
- Data Center & Critical Power revenue surged to $22.6M from $4.7M, boosted by July 1 Accu-Fab acquisition.
- FY 2025 guidance maintained: revenue $528-562M, Adj. EBITDA $49-55M, FCF $25-31M; net leverage 3.5x.
- Free cash flow ($1.1)M in Q3, impacted by $3.5M non-recurring items; management reaffirms debt reduction focus.

## SEC filing metadata
- accession: 0001104659-25-106320
- form_type: 8-K
- ticker: MEC
- cik: 0001766368
- company_name: Mayville Engineering Company, Inc.
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1766368/000110465925106320/0001104659-25-106320-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1766368/000110465925106320/tmb-20251104x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-106320
- JSON: https://secwatch.observer/filing/0001104659-25-106320.json
- Plain text: https://secwatch.observer/filing/0001104659-25-106320.txt

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