---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-038205"
form_type: "8-K"
ticker: "UCTT"
cik: "0001275014"
company_name: "Ultra Clean Holdings, Inc."
filed_at: "2026-05-26T21:05:29+00:00"
generated_at: "2026-05-26T21:08:39.329198+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Ultra Clean Holdings stockholders elect all directors and approve all five proposals at 2026 annual meeting

## Summary
- Directors Edman, Xiao, Granger, ibnAle, Liggett, Maddock, Seto, Solomon elected (33.6M-35.9M for each).
- PwC ratified as independent auditor for FY2026 (40.1M for, 183K against).
- Non-binding say-on-pay approved (35.1M for, 773K against).
- Stock incentive plan amended to add 3,500,000 shares; ESPP amended to add 450,000 shares; both approved.
- Broker non-votes of 4,399,277 on non-routine proposals did not affect outcomes.

## SEC filing metadata
- accession: 0001628280-26-038205
- form_type: 8-K
- ticker: UCTT
- cik: 0001275014
- company_name: Ultra Clean Holdings, Inc.
- filed_at: 2026-05-26T21:05:29+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.1
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1275014/000162828026038205/0001628280-26-038205-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1275014/000162828026038205/uctt-20260522.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-038205
- JSON: https://secwatch.observer/filing/0001628280-26-038205.json
- Plain text: https://secwatch.observer/filing/0001628280-26-038205.txt

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