SCHEDULE: Vanguard Discloses 6.2% Stake in Ultra Clean Holdings

Vanguard Portfolio Management has reported beneficial ownership of 2,821,922 shares, representing 6.2% of Ultra Clean Holdings Inc.'s common stock as of March 31, 2026.

Summary

• Vanguard Portfolio Management, along with its affiliates Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC, has disclosed a beneficial ownership stake of 2,821,922 shares in Ultra Clean Holdings Inc.
• This holding represents 6.2% of the company's common stock.
• The filing indicates that Vanguard Portfolio Management has sole dispositive power over 2,821,922 shares and sole voting power over 19,672 shares.
• The reporting date for this ownership is March 31, 2026.
• The securities were acquired and are held in the ordinary course of business and not for the purpose of influencing control of the issuer.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing. It represents a standard disclosure of institutional ownership and does not inherently signal positive or negative performance for Ultra Clean Holdings.

Positives

• Vanguard's significant stake suggests confidence in Ultra Clean Holdings' long-term prospects.
• The disclosure indicates that Vanguard manages a substantial portfolio of Ultra Clean Holdings' stock, potentially providing stability to the share price.

Negatives

• The filing does not contain any negative financial or operational information about Ultra Clean Holdings itself, as it is a disclosure of beneficial ownership by Vanguard.

Risks

• Potential for Vanguard to adjust its holdings, which could impact Ultra Clean Holdings' stock price.
• The filing does not detail specific risks related to Ultra Clean Holdings' business operations.

Future Outlook

The filing does not contain forward-looking statements or guidance from Ultra Clean Holdings. It solely reports Vanguard's current ownership status.

Industry Context

StockSavvy.ai notes that large institutional ownership, such as Vanguard's, often signals a degree of stability and investor confidence in a company's sector. Ultra Clean Holdings operates in the semiconductor manufacturing equipment and services sector, which is subject to cyclical demand and technological advancements.

Stakeholder Impact

• Shareholders: The disclosure of a significant stake by a major institutional investor like Vanguard may be viewed positively, potentially indicating confidence and contributing to share price stability.
• Creditors: No direct impact mentioned.
• Employees: No direct impact mentioned.
• Suppliers/Customers: No direct impact mentioned.

Next Steps

• Vanguard will continue to hold or adjust its position in Ultra Clean Holdings' common stock.
• Ultra Clean Holdings will continue its business operations as disclosed in its other SEC filings.

Key Dates

Keywords

Ultra Clean Holdings, Vanguard, Schedule 13G, Beneficial Ownership, Common Stock, SEC Filing, Investment Management, Portfolio Management