[Form 4] Shimmick Corporation Insider Trading Activity

Insider Trade Summary

Net Seller: 47,339 shares

Net Sell 3 txns

Insider Goldsteen Mitchell B.

Role Director, 10% Owner

Sold 47,339 shs ($99K)

Type	Security	Shares	Price	Value
Sale	Common Stock, par value $0.01 per share	28,223	$2.10	$59K
Sale	Common Stock, par value $0.01 per share	18,316	$2.10	$38K
Sale	Common Stock, par value $0.01 per share	800	$2.16	$2K

Holdings After Transaction: Common Stock, par value $0.01 per share — 21,264,583 shares (Indirect, By GOHO, LLC)

Footnotes (5)

1. F1. 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. F2. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $2.15 to $2.21, 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. F3. 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. F4. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $2.02 to $2.22, 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.
5. F5. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $2.03 to $2.15, 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.

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Accepted by SEC EDGAR 07/23/2025 - 04:32 PM EDT Learn about SEC filing dates

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).

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)
07/21/2025

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	07/21/2025	07/21/2025	S(1)		800	D	$2.16(2)	21,311,122	I	By GOHO, LLC(3)
Common Stock, par value $0.01 per share	07/22/2025	07/22/2025	S(1)		18,316	D	$2.1(4)	21,292,806	I	By GOHO, LLC(3)
Common Stock, par value $0.01 per share	07/23/2025	07/23/2025	S(1)		28,223	D	$2.1(5)	21,264,583	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 $2.15 to $2.21, 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 $2.02 to $2.22, 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.

5. The price reported in column 4 is a weighted average price. The shares were acquired in multiple transactions at prices ranging from $2.03 to $2.15, 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	07/23/2025
	** 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.