Form 4 Tracker
Paul Yoonku Cho

General Counsel and Secretary · 4 filings · Latest: Jun 2, 2026

Ultra Clean Holdings, Inc.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
UCTT
Paul Yoonku ChoGeneral Counsel and SecretaryJun 2, 2026
Sale
$89.37944$84.4K22,941
UCTT
PAUL Y CHOJun 2, 2026
Proposed Sale
$89.37944$84.4K
UCTT
Paul Yoonku ChoGeneral Counsel and SecretaryMay 8, 2026
Sale
$86.892,000$173.8K15,844
UCTT
PAUL Y CHOMay 8, 2026
Proposed Sale
$86.892,000$173.8K
UCTT
PAUL Y CHOJun 6, 2025
Proposed Sale
$21.064,084$86.0K