Form 4: Mitchell Goldsteen disposes 4,500 SHIM shares at $1.72–$1.82

Rhea-AI Filing Summary

Mitchell B. Goldsteen, identified as a director and 10% owner of Shimmick Corp (SHIM), reported dispositions of common stock on 08/07/2025 and 08/08/2025.

The Form 4 shows sales of 2,000 shares on 08/07/2025 at a weighted average price of $1.72 (individual prices ranged $1.68–$1.75) and 2,500 shares on 08/08/2025 at a weighted average price of $1.82 (individual prices ranged $1.77–$1.85), for a total of 4,500 shares sold. The filings state the sales were effected pursuant to a Rule 10b5-1 sales plan adopted August 20, 2024.

The Form discloses indirect beneficial ownership through GOHO, LLC, with post-transaction indirect holdings shown as 21,199,339 and 21,196,839 shares; the reporting person disclaims beneficial ownership except to the extent of any pecuniary interest.

Positive

• Sales effected under a Rule 10b5-1 sales plan (adopted August 20, 2024), indicating pre-scheduled transactions.
• Transparent pricing disclosure: weighted-average prices and transaction price ranges are provided, with per-price details available upon request.
• Indirect ownership clearly reported through GOHO, LLC and the filer includes the customary disclaimer of beneficial ownership except to the extent of any pecuniary interest.

Negative

• Director and 10% owner disposed of shares: 2,000 shares sold on 08/07/2025 and 2,500 shares sold on 08/08/2025 (total 4,500 shares).
• Realized sale prices reported at weighted averages of $1.72 and $1.82 for the two transaction dates.

Insights

Financial Analyst

TL;DR: Director disposed of 4,500 SHIM shares across two days under a pre-existing 10b5-1 plan; large indirect holdings remain disclosed.

The Form 4 records routine scheduled disposals: 2,000 shares on 08/07/2025 at a weighted average of $1.72 and 2,500 shares on 08/08/2025 at a weighted average of $1.82. The seller is identified as a director and 10% owner, and the transactions were effected pursuant to a Rule 10b5-1 plan adopted 08/20/2024. The filing discloses indirect ownership through GOHO, LLC and provides weighted-average prices plus disclosed price ranges, with an offer to supply per-price details on request. From a financial disclosure perspective, the filing supplies the key facts investors need to understand the nature and timing of the disposals.

Corporate Governance Expert

TL;DR: Transactions were pre-scheduled under a 10b5-1 plan, increasing procedural transparency though they report insider disposals.

The filing explicitly states the sales occurred under a Rule 10b5-1 sales plan adopted by the reporting person on August 20, 2024, which typically indicates pre-arranged, non-discretionary trades. The Form also discloses indirect beneficial ownership via GOHO, LLC and includes a customary disclaimer of beneficial ownership except for pecuniary interest. The disclosure of weighted-average prices and ranges, and the issuer's willingness to provide per-price details on request, support transparency and stewardship of disclosure obligations. Overall, the disclosure meets standard governance expectations for insider trading reports.

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
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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).

X

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^*

Goldsteen Mitchell B.

(Last) (First) (Middle)

C/O SHIMMICK CORPORATION

530 TECHNOLOGY DRIVE, SUITE 300

(Street)

IRVINE CA 92618

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Shimmick Corp [ SHIM ]

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

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/07/2025

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.01 per share	08/07/2025	08/07/2025	S(1)		2,000	D	$1.72(2)	21,199,339	I	By GOHO, LLC(3)
Common Stock, par value $0.01 per share	08/08/2025	08/08/2025	S(1)		2,500	D	$1.82(4)	21,196,839	I	By GOHO, LLC(3)

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan adopted by the reporting person on August 20, 2024.

2. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $1.68 to $1.75, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

3. The reporting person owns the securities indirectly through GOHO, LLC, of which Mr. Goldsteen is the sole managing member. Mr. Goldsteen disclaims beneficial ownership of these securities, except to the extent of any pecuniary interest therein.

4. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $1.77 to $1.85, inclusive. Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.

	/s/ John Carpenter, Power of Attorney for Mitchell B. Goldsteen	08/08/2025
	** 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.

FAQ

Who filed the Form 4 for SHIM?

The reporting person is Mitchell B. Goldsteen, identified as a Director and a 10% owner of Shimmick Corp (SHIM).

What transactions were reported on the SHIM Form 4?

The Form reports dispositions of 2,000 shares on 08/07/2025 and 2,500 shares on 08/08/2025, totaling 4,500 shares sold.

At what prices were the SHIM shares sold?

Weighted-average prices were $1.72 for the 08/07 sales (range $1.68–$1.75) and $1.82 for the 08/08 sales (range $1.77–$1.85).

Were these sales part of a pre-arranged trading plan?

Yes. The sales were effected pursuant to a Rule 10b5-1 sales plan adopted August 20, 2024.

How many SHIM shares does the filer hold after these transactions?

The Form shows indirect beneficial ownership of 21,199,339 and 21,196,839 shares following the reported transactions, through GOHO, LLC.