Shimmick COO files initial Form 3 insider report

Shimmick Corp reported that its Chief Operating Officer, Sarah Beth Tacker, filed an initial Form 3 insider ownership report.

Rhea-AI Filing Summary

Shimmick Corp reported that its Chief Operating Officer, Sarah Beth Tacker, filed an initial Form 3 insider ownership report. The filing lists her as an officer but shows no reported purchases, sales, option exercises, gifts, or other transactions, serving purely as a baseline disclosure of her insider status.

Key Terms

Chief Operating Officer

1 terms

Chief Operating Officer financial

"officer_title": "Chief Operating Officer""

A chief operating officer (COO) is a senior executive responsible for overseeing the day-to-day activities of a company, ensuring that all parts of the organization work smoothly and efficiently. They often act like a company's operational quarterback, translating strategic plans into practical actions. For investors, the COO's effectiveness can influence a company's performance and stability, making them an important figure in assessing the company's management strength.

FAQ

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

What does the Shimmick Corp (SHIM) Form 3 filing by Sarah Beth Tacker show?

The Form 3 filing shows that Chief Operating Officer Sarah Beth Tacker is a reporting insider at Shimmick Corp. It is an initial insider ownership statement and, in this case, does not report any share purchases, sales, or other transactions.

Did Shimmick Corp COO Sarah Beth Tacker buy or sell SHIM shares in this Form 3?

No transactions are reported in this Form 3 for Chief Operating Officer Sarah Beth Tacker. The transaction summary shows zero buys, zero sells, and no derivative exercises, indicating a purely administrative baseline ownership filing with no trading activity disclosed.

What insider role is disclosed for Sarah Beth Tacker in Shimmick Corp’s Form 3?

The Form 3 identifies Sarah Beth Tacker as an officer of Shimmick Corp with the title Chief Operating Officer. This establishes her as a Section 16 reporting person, meaning future trades in SHIM stock must be disclosed in subsequent insider transaction forms.

Does the Shimmick Corp (SHIM) Form 3 include any derivative securities for the COO?

The Form 3 data shows no derivative securities reported for Chief Operating Officer Sarah Beth Tacker. The derivative summary is empty and derivativeTransactionCount is zero, indicating no options, warrants, or similar instruments are listed in this initial statement.

Why is this Shimmick Corp Form 3 filing important for SHIM investors?

This Form 3 formally records Chief Operating Officer Sarah Beth Tacker as an insider at Shimmick Corp. While it shows no trades, it creates a disclosure baseline so any future purchases, sales, or option exercises by her will be reportable for investor transparency.

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

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Accepted by SEC EDGAR 04/29/2026 - 04:05 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Tacker Sarah Beth

(Last) (First) (Middle)

530 TECHNOLOGY DRIVE

SUITE 300

(Street)

IRVINE CALIFORNIA 92618

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/28/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	John Carpenter, Power of Attorney for Sarah Tacker	04/29/2026
	** 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 5 (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 3: SEC 1473 (03-26)