Shimmick director exercises 100,671 RSUs, gets award

Shimmick Corp director Joseph Del Guercio increased his equity stake through compensation-related transactions.

(Neutral)

(Neutral)How Sentiment works

Sentiment and the balance of points

Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.

How Sentiment works How the balance works

Form Type

Rhea-AI Filing Summary

Shimmick Corp director Joseph Del Guercio increased his equity stake through compensation-related transactions. He exercised 100,671 restricted stock units (RSUs) into the same number of common shares at a reported price of $0.00 per share, bringing his direct common stock holdings to 224,576 shares.

On the same date, he also received a new grant of 44,000 RSUs, which convert into common stock on a one-for-one basis. These new RSUs will vest and settle into common shares on the date of Shimmick’s next annual stockholder meeting, contingent on his continued service through that date.

Insider Trade Summary

100,671 shares exercised/converted

Exercise 3 txns

Insider DEL GUERCIO JOSEPH

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	44,000	$0.00	$0.00
Exercise	Restricted Stock Units	100,671	$0.00	$0.00
Exercise	Common Stock, par value $0.01 per share	100,671	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 44,000 contracts (Direct); Common Stock, par value $0.01 per share — 224,576 shares (Direct)

Footnotes (3)

F1. RSUs convert into common stock on a one-for-one basis.
F2. The RSUs will vest in full and settle into shares of common stock on the date of the next annual meeting of the Issuer's stockholders, subject to Reporting Perons's continued service through such date.
F3. On June 4, 2025, the Reporting Person was granted 100,671 RSUs, vesting and settling upon the date of next annual meeting of the Issuer's stockholders, subject to Reporting Person's continued service through such date.

Key Figures

RSUs exercised into common stock: 100,671 shares New RSU grant: 44,000 RSUs Common shares after exercise: 224,576 shares +3 more

6 metrics

RSUs exercised into common stock 100,671 shares RSUs converted one-for-one into common stock on exercise

New RSU grant 44,000 RSUs Grant to director, vesting at next annual stockholder meeting

Common shares after exercise 224,576 shares Total direct holdings of common stock following RSU conversion

RSU-to-share conversion ratio 1 RSU : 1 share RSUs convert into common stock on a one-for-one basis

Exercise price per RSU $0.00 per unit Reported transaction price for RSU conversion into common stock

Vesting trigger for new RSUs Next annual meeting date Vest and settle on date of next annual stockholder meeting, if service continues

Key Terms

Restricted Stock Units, RSUs, Form 4, annual meeting of the Issuer's stockholders

4 terms

Restricted Stock Units financial

"The RSUs will vest in full and settle into shares of common stock on the date of the next annual meeting"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

RSUs financial

"RSUs convert into common stock on a one-for-one basis."

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

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.

annual meeting of the Issuer's stockholders financial

"settle into shares of common stock on the date of the next annual meeting of the Issuer's stockholders"

FAQ

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

What insider transactions did Shimmick (SHIM) director Joseph Del Guercio report?

Director Joseph Del Guercio reported exercising 100,671 restricted stock units into common stock and receiving a new grant of 44,000 RSUs. All moves are compensation-related equity acquisitions, with no open-market buying or selling disclosed in this Form 4 filing.

How many Shimmick (SHIM) shares does Joseph Del Guercio hold after these transactions?

After exercising RSUs, Joseph Del Guercio directly holds 224,576 shares of Shimmick common stock. Separately, he holds 44,000 additional restricted stock units, which represent a future right to receive the same number of shares upon vesting and settlement.

What are the terms of Joseph Del Guercio’s new 44,000 Shimmick (SHIM) RSU grant?

The new award of 44,000 restricted stock units will vest in full and settle into Shimmick common shares on the date of the next annual stockholder meeting, provided Del Guercio continues serving as a director through that vesting date.

Did Joseph Del Guercio buy or sell Shimmick (SHIM) stock on the open market?

The Form 4 shows no open-market purchases or sales. It reports an RSU conversion into 100,671 common shares and a grant of 44,000 new RSUs, both compensation and equity-award events rather than discretionary market trades.

How do Shimmick (SHIM) RSUs convert into common stock for Joseph Del Guercio?

The filing states that restricted stock units convert into Shimmick common stock on a one-for-one basis. Each vested RSU delivers one share of common stock once the vesting and settlement conditions described in the award are satisfied.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google

Accepted by SEC EDGAR 06/04/2026 - 04:05 PM EDT

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^*

DEL GUERCIO JOSEPH

(Last)

(First)

(Middle)

530 TECHNOLOGY DRIVE

SUITE 300

(Street)

IRVINE

CALIFORNIA

92618

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

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, par value $0.01 per share	06/02/2026		M		100,671	A	⁽¹⁾	224,576	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)
Restricted Stock Units	⁽¹⁾	06/02/2026		A		44,000		⁽²⁾	⁽²⁾	Common Stock, par value $0.01 per share	44,000	$0	44,000	D
Restricted Stock Units	⁽¹⁾	06/02/2026		M			100,671	⁽³⁾	⁽³⁾	Common Stock, par value $0.01 per share	100,671	$0	0	D

Explanation of Responses:

1. RSUs convert into common stock on a one-for-one basis.

2. The RSUs will vest in full and settle into shares of common stock on the date of the next annual meeting of the Issuer's stockholders, subject to Reporting Perons's continued service through such date.

3. On June 4, 2025, the Reporting Person was granted 100,671 RSUs, vesting and settling upon the date of next annual meeting of the Issuer's stockholders, subject to Reporting Person's continued service through such date.

	/s/ John Carpenter, Power of Attorney for Joseph A. Del Guercio	06/04/2026
	** 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