UCTT Form 144: Proposed resale of 11,903 shares

Morgan Stanley Smith Barney LLC submitted a Form 144 notice related to proposed transactions in Common Stock for UCTT.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC submitted a Form 144 notice related to proposed transactions in Common Stock for UCTT. The filing lists three blocks of restricted stock dated 04/30/2026 totaling 11,478 shares and reports a sale of 11,903 shares on 05/01/2026 for $896,467.30.

The entries identify the seller as Christopher Scott Cook with an address in Hayward, CA. The filing is a routine Rule 144 notice of resale activity and restricted stock transactions; it provides transaction counts and a sale price but does not state proceeds recipient or further disposition details.

Insights

Compliance Counsel

Routine Rule 144 notice listing restricted stock and a recent resale of 11,903 shares.

The filing lists three restricted stock entries dated 04/30/2026 for 3,326, 3,056, and 5,096 shares and records a sale of 11,903 shares on 05/01/2026 for $896,467.30. It names Morgan Stanley Smith Barney LLC as the broker and identifies Christopher Scott Cook as the seller.

As a compliance matter, this notice documents proposed resale under Rule 144 and provides counts and a sale price; timing, proceeds recipient, and any holding-period or volume-limit qualifications are not detailed in the excerpt. Subsequent filings or confirmations would show completion details.

Key Figures

Restricted stock entry 1: 3,326 shares Restricted stock entry 2: 3,056 shares Restricted stock entry 3: 5,096 shares +2 more

5 metrics

Restricted stock entry 1 3,326 shares dated 04/30/2026 in "Securities To Be Sold"

Restricted stock entry 2 3,056 shares dated 04/30/2026 in "Securities To Be Sold"

Restricted stock entry 3 5,096 shares dated 04/30/2026 in "Securities To Be Sold"

Sale reported 11,903 shares sold on 05/01/2026 as listed under "Securities Sold During The Past 3 Months"

Consideration reported $896,467.30 proceeds amount for the 11,903-share sale on 05/01/2026

Key Terms

Restricted Stock, Form 144, Morgan Stanley Smith Barney LLC

3 terms

Restricted Stock financial

"Securities To Be Sold | Common | 04/30/2026 | Restricted Stock"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Form 144 regulatory

"form_type: 144 (notice of proposed sale under Rule 144)"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Morgan Stanley Smith Barney LLC other

"Common | Morgan Stanley Smith Barney LLC Executive Financial Services"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does UCTT's Form 144 show about recent sales?

It reports a sale of 11,903 shares on 05/01/2026 for $896,467.30. The notice records the seller as Christopher Scott Cook and provides quantities and a dollar amount for that transaction.

Which restricted stock grants are listed in the filing for UCTT?

The filing lists three restricted stock entries dated 04/30/2026 of 3,326, 3,056, and 5,096 shares. Those figures appear under the "Securities To Be Sold" section of the notice.

Who is the broker or intermediary named on the Form 144?

The broker listed is Morgan Stanley Smith Barney LLC at 1 New York Plaza, 8th Floor, New York, NY. The filing associates the broker with the resale notice entries in the excerpt.

Does the Form 144 state who receives the sale proceeds?

No, the excerpt does not state the recipient of the sale proceeds. It provides the sale amount $896,467.30 but does not specify proceeds treatment or allocation in the provided text.

Is the seller identified on the UCTT Form 144?

Yes, the seller is named as Christopher Scott Cook with an address in Hayward, California. The filing associates that name with the reported sale of 11,903 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/04/2026 - 04:08 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001927266
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ULTRA CLEAN HOLDINGS, INC.
SEC File Number	000-50646
Address of Issuer	26462 Corporate Avenue Hayward CALIFORNIA 94545
Phone	(510) 576-4400
Name of Person for Whose Account the Securities are To Be Sold	CHRISTOPHER SCOTT COOK
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	11478	848920.91	44828352	05/04/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	04/30/2026	Restricted Stock	Issuer			3326	04/30/2026	Not Applicable
Common	04/30/2026	Restricted Stock	Issuer			3056	04/30/2026	Not Applicable
Common	04/30/2026	Restricted Stock	Issuer			5096	04/30/2026	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
CHRISTOPHER SCOTT COOK 26462 Corporate Avenue Hayward CA 94545	Common	05/01/2026	11903	896467.30

144: Remarks and Signature

Remarks
Date of Notice	05/04/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Christopher Scott Cook
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)