---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-055669"
form_type: "8-K"
ticker: "MEC"
cik: "0001766368"
company_name: "Mayville Engineering Company, Inc."
filed_at: "2026-05-05T23:59:59+00:00"
generated_at: "2026-05-14T23:29:09.513717+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# MEC Q1 net loss $8.2M; datacenter sales surge 470% YoY; raises FY guidance low end

## Summary
- Net sales $144.8M (+6.8% YoY); net loss $8.2M or ($0.40) per diluted share; Adjusted EPS ($0.15).
- Datacenter & Critical Power sales $23.6M (+470% YoY on organic+Accu-Fab); secured $50M in new project awards.
- Adjusted EBITDA $6.5M (4.5% margin) vs $12.2M (9.0%) YoY, hurt by launch costs and softer legacy demand.
- Q2 2026 guidance: net sales $145-155M; Adjusted EBITDA $10-13M. FY 2026 raised low end to $590-620M sales, $52-60M EBITDA.
- Net debt $219.2M; leverage 4.4x; free cash flow ($6.9M) in Q1 vs $5.4M prior year.

## SEC filing metadata
- accession: 0001104659-26-055669
- form_type: 8-K
- ticker: MEC
- cik: 0001766368
- company_name: Mayville Engineering Company, Inc.
- filed_at: 2026-05-05T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- 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/1766368/000110465926055669/0001104659-26-055669-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1766368/000110465926055669/tmb-20260505x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-055669
- JSON: https://secwatch.observer/filing/0001104659-26-055669.json
- Plain text: https://secwatch.observer/filing/0001104659-26-055669.txt

## Key facts
- Earnings Releases
  Mayville Engineering Company, Inc. reported three months ended March 31, 2026 results: revenue $144.8 million, net income ($8.2 million), EPS ($0.40) per diluted share.
  - Period: three months ended March 31, 2026
  - Revenue: $144.8 million
  - Net income: ($8.2 million)
  - EPS: ($0.40) per diluted share
  - Result: reported results
  source text: end markets, today announced results for the three-months ended March 31, 2026. FIRST QUARTER 2026 RESULTS (All comparisons versus the prior-year period) ​ ● Net sales of $144.8 million, or +6.8% y/y ● Net loss of $8.2 million, or ($0.40) per diluted share; Non-GAAP Adjusted Diluted EPS of ($0.15) ● Adjusted EBITDA of $6.5 million ● Adjusted EBITDA margin of
  evidence_url: https://www.sec.gov/Archives/edgar/data/1766368/000110465926055669/0001104659-26-055669-index.htm

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