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4//SEC Filing

Xiao Jinsong 4

Accession 0000950103-25-012608

CIK 0001275014other

View on SEC.gov Company Profile

Filed

Sep 29, 8:00 PM ET

Accepted

Sep 30, 9:41 PM ET

Size

4.9 KB

Accession

0000950103-25-012608

Insider Transaction Report

Form 4

Period: 2025-09-26

Ultra Clean Holdings, Inc.UCTT

Chief Executive Officer

Transactions

Award
Common Stock
2025-09-26+117,948→ 117,948 total

Footnotes (1)

[F1]Restricted stock units vest over 3 years with equal parts vesting on each anniversary of the vesting commencement date of September 26, 2025.

Documents

1 file

4
dp235297_4-xiao.xmlPrimary
FORM 4

Issuer

Ultra Clean Holdings, Inc.

CIK 0001275014

Entity typeother

Related Parties

1

filerCIK 0002086234

Filing Metadata

Form type: 4
Filed: Sep 29, 8:00 PM ET
Accepted: Sep 30, 9:41 PM ET
Size: 4.9 KB

View on SEC.gov