ULTRA CLEAN HOLDINGS, INC., 10-Q/A filed on 5/1/2026
Amended Quarterly Report
v3.26.1
Cover - shares
3 Months Ended
Mar. 29, 2024
Jan. 24, 2025
Cover [Abstract]    
Document Type 10-Q/A  
Document Quarterly Report true  
Document Period End Date Mar. 27, 2026  
Document Transition Report false  
Entity File Number 000-50646  
Entity Registrant Name Ultra Clean Holdings, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 61-1430858  
Entity Address, Address Line One 26462 Corporate Avenue  
Entity Address, City or Town Hayward  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94545  
City Area Code 510  
Local Phone Number 576-4400  
Title of 12(b) Security Common stock, par value $0.001 per share  
Trading Symbol UCTT  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   44,828,352
Amendment Flag false  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001275014  
Current Fiscal Year End Date --12-27  
v3.26.1
Insider Trading Arrangements
3 Months Ended
Mar. 29, 2024
Trading Arrangements, by Individual  
Non-Rule 10b5-1 Arrangement Adopted false
Rule 10b5-1 Arrangement Terminated false
Non-Rule 10b5-1 Arrangement Terminated false
Sheri Savage [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement
Arrangement Duration 539 days
James P. Scholhamer [Member]  
Trading Arrangements, by Individual  
Arrangement Duration 464 days