What was the price per share used in the UCTT tax-withholding transaction?

The tax-withholding disposition used a price of $62.18 per Ultra Clean Holdings share. This price is shown on the Form 4 for the 1,476 shares automatically withheld to cover tax liabilities associated with the vesting and partial settlement of restricted stock unit awards.

Ultra Clean (NASDAQ: UCTT) SVP has 1,476 shares withheld to cover RSU taxes

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Ultra Clean Holdings SVP Samuel Williams reported a routine tax-related share disposition. On the partial settlement of vested restricted stock unit awards, 1,476 shares of common stock were automatically withheld on March 31, 2026 to cover tax liabilities at an indicated price of $62.18 per share.

These withheld shares were not sold in the open market but used to satisfy taxes due on equity compensation. After this transaction, Williams directly holds 10,869 shares of Ultra Clean Holdings common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Johnson Samuel Williams

Role SVP, Services Business

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,476	$62.18	$92K

Holdings After Transaction: Common Stock — 10,869 shares (Direct)

Footnotes (1)

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Key Figures

Shares withheld for taxes: 1,476 shares Price per share for withholding: $62.18 per share Shares held after transaction: 10,869 shares

3 metrics

Shares withheld for taxes 1,476 shares Tax-withholding disposition on March 31, 2026

Price per share for withholding $62.18 per share Value used for 1,476 withheld shares

Shares held after transaction 10,869 shares Direct holdings after tax-withholding disposition

Key Terms

restricted stock unit awards, tax-withholding disposition, Form 4, Common Stock

4 terms

restricted stock unit awards financial

"partial settlement of restricted stock unit awards that vested"

Restricted stock unit awards are company promises to deliver a specific number of shares to employees or service providers in the future once conditions—such as staying with the company for a set time or meeting performance targets—are met. They matter to investors because when the promises convert into actual shares they increase the total share count and can reduce earnings per share, while also aligning recipients’ interests with stock performance much like deferred pay that turns into ownership if goals are met.

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

04/02/2026 - 06:52 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Johnson Samuel Williams

(Last)

(First)

(Middle)

ULTRA CLEAN HOLDINGS, INC.

26462 CORPORATE AVE.

(Street)

HAYWARD

CALIFORNIA

94545

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Ultra Clean Holdings, Inc. [ UCTT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, Services Business

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/31/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/31/2026		F		1,476⁽¹⁾	D	$62.18	10,869	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents shares automatically withheld for payment of tax liability arising as a result of the partial settlement of restricted stock unit awards that vested.

	/s/ Paul Y. Cho, as attorney-in-fact for Samuel W. Johnson	04/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did UCTT executive Samuel Williams report?

Samuel Williams reported a tax-withholding disposition of 1,476 Ultra Clean Holdings shares. The shares were automatically withheld to cover taxes from vested restricted stock unit awards, rather than sold on the open market, and reflect routine equity compensation administration.

Was the UCTT Form 4 transaction an open-market sale of shares?

No, the Form 4 transaction was not an open-market sale. The 1,476 Ultra Clean Holdings shares were automatically withheld to pay tax liabilities arising from vesting restricted stock unit awards, a common non-market mechanism for settling equity compensation-related taxes.

How many UCTT shares does Samuel Williams hold after this Form 4 filing?

After the reported transaction, Samuel Williams directly holds 10,869 shares of Ultra Clean Holdings common stock. This balance reflects his position following the automatic withholding of 1,476 shares to satisfy tax obligations tied to the partial settlement of vested restricted stock unit awards.

What does a tax-withholding disposition mean for UCTT shareholders?

A tax-withholding disposition means shares are withheld to pay taxes on vested equity awards, not sold in the market. For Ultra Clean Holdings shareholders, it typically signals routine compensation administration rather than a discretionary buy or sell decision by the executive involved.