FRONTIER CAPITAL MANAGEMENT CO LLC - 30 Sep 2024 SCHEDULE 13G/A Report for Ultra Clean Holdings, Inc. Common stock, par value $0.001 per share (UCTT)

Filing Manager: FRONTIER CAPITAL MANAGEMENT CO LLC
Reporting Manager: FRONTIER CAPITAL MANAGEMENT CO.,LLC
Security: Ultra Clean Holdings, Inc. Common stock, par value $0.001 per share
Symbol: UCTT
Shares outstanding: 45,096,977 shares
Disclosed Ownership: 2,178,184 shares
Ownership: 4.8%
Form type: SCHEDULE 13G/A
Filing time: 16 Jan 2025, 13:15:12 UTC
Date of event: 30 Sep 2024
Next filing: 14 Aug 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
FRONTIER CAPITAL MANAGEMENT CO.,LLC	4.8%	2,178,184	1,176,680	0	Robert E. Phay	Robert E. Phay, Chief Compliance Officer & General Counsel