---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-020638"
form_type: "8-K"
ticker: "UCTT"
cik: "0001275014"
company_name: "Ultra Clean Holdings, Inc."
filed_at: "2024-05-06T23:59:59+00:00"
generated_at: "2026-06-02T21:47:49.017104+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Ultra Clean Q1 revenue $477.7M, GAAP loss $(0.21)/share; non-GAAP EPS $0.27

## Summary
- Revenue $477.7M, above prior quarter $444.8M, driven by High Bandwidth Memory and AI packaging.
- GAAP net loss $(9.4)M ($(0.21)/diluted share); non-GAAP net income $12.1M ($0.27/diluted share).
- Products revenue $418.5M, Services $59.2M; gross margin improved to 17.3% GAAP (17.9% non-GAAP).
- Q2 guidance: revenue $465M–$515M; GAAP diluted EPS $(0.13)–$0.07; non-GAAP EPS $0.16–$0.36.
- Management cites AI strength but cautions no broader recovery yet.

## SEC filing metadata
- accession: 0001628280-24-020638
- form_type: 8-K
- ticker: UCTT
- cik: 0001275014
- company_name: Ultra Clean Holdings, Inc.
- filed_at: 2024-05-06T23:59:59+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/1275014/000162828024020638/0001628280-24-020638-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1275014/000162828024020638/uctt-20240506.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-020638
- JSON: https://secwatch.observer/filing/0001628280-24-020638.json
- Plain text: https://secwatch.observer/filing/0001628280-24-020638.txt

## Key facts
- Earnings Releases
  Ultra Clean Holdings, Inc. reported the first quarter ended March 29, 2024 results: revenue $477.7 million, net income $(9.4) million, EPS $(0.21) per diluted share.
  - Period: the first quarter ended March 29, 2024
  - Revenue: $477.7 million
  - Net income: $(9.4) million
  - EPS: $(0.21) per diluted share
  - Result: reported results
  source text: "While not a clear sign of a broader industry recovery right now, we anticipate these areas remaining strong.” First Quarter 2024 GAAP Financial Results Total revenue was $477.7 million. Products contributed $418.5 million and Services added $59.2 million. Total gross margin was 17.3%, operating margin was 3.6%, and net loss was $(9.4) million or $(0.21) per
  evidence_url: https://www.sec.gov/Archives/edgar/data/1275014/000162828024020638/0001628280-24-020638-index.htm

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