Cohu director granted 3,578 restricted stock units

Mattes Andreas W reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Mattes Andreas W reported acquisition or exercise transactions in this Form 4 filing.

Cohu, Inc. director Andreas W. Mattes received a grant of 3,578 Restricted Stock Units (RSUs). These RSUs are a form of stock-based compensation and carry no purchase price. Following this award, he directly holds 25,814 shares and RSUs in total.

Each RSU represents a right to receive one share of Cohu common stock when it vests. The units vest on the earlier of one year from the grant date or the next Cohu annual stockholders meeting, provided he continues to serve on the Board of Directors.

Insider Trade Summary

Grant/Award: 3,578 shares

Grant/Award 1 txn

Insider Mattes Andreas W

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	3,578	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 25,814 shares (Direct)

Footnotes (2)

1. F1. Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest on the earlier to occur of (i) the one-year anniversary of the date of grant or (ii) the next Cohu, Inc. Annual Meeting of Stockholders (assuming continued service on the Board of Directors).
2. F2. Number of shares includes 3,578 Restricted Stock Units (RSUs) that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting date (assuming continued service on the Board of Directors).

Key Figures

RSUs granted: 3,578 units Post-grant holdings: 25,814 shares/RSUs Grant price per RSU: $0.00 per unit

3 metrics

RSUs granted 3,578 units Restricted Stock Units awarded to director on the reported grant date

Post-grant holdings 25,814 shares/RSUs Total direct holdings after the reported RSU grant

Grant price per RSU $0.00 per unit Stated price for the RSU award as compensation, not a market purchase

Key Terms

Restricted Stock Units, contingent right, Annual Meeting of Stockholders

3 terms

Restricted Stock Units financial

"Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting."

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.

contingent right financial

"Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting."

Annual Meeting of Stockholders financial

"The RSUs vest on the earlier to occur of (i) the one-year anniversary of the date of grant or (ii) the next Cohu, Inc. Annual Meeting of Stockholders."

FAQ

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

What did Cohu (COHU) director Andreas W. Mattes report on this Form 4?

Andreas W. Mattes reported receiving 3,578 Restricted Stock Units as equity compensation. These RSUs are a right to receive Cohu common shares upon vesting, increasing his total direct holdings to 25,814 shares and RSUs combined after the grant.

How many Restricted Stock Units did Andreas W. Mattes receive from Cohu (COHU)?

He received 3,578 Restricted Stock Units. Each RSU represents a contingent right to one share of Cohu common stock upon vesting, effectively adding to his long-term equity stake in the company as part of his service on the Board of Directors.

When do the new Cohu (COHU) RSUs granted to Andreas W. Mattes vest?

The RSUs vest on the earlier of one year from the grant date or the next Cohu annual meeting of stockholders. Vesting requires that Mattes continue serving on the Board of Directors through that date, aligning the award with ongoing board service.

What is the value per share for the Cohu (COHU) RSUs granted to Andreas W. Mattes?

The RSUs were granted at a stated price of $0.00 per unit. This reflects that they are compensation awards, not open-market purchases, giving Mattes the right to receive Cohu shares upon vesting without paying a purchase price per share.

How many Cohu (COHU) shares and RSUs does Andreas W. Mattes hold after this grant?

After the grant, Mattes holds 25,814 shares and RSUs directly. This total includes the newly awarded 3,578 RSUs, which are scheduled to convert into Cohu common stock on a one-for-one basis once the specified vesting conditions are satisfied.

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

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Accepted by SEC EDGAR 05/19/2026 - 06:41 PM 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).

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^*

Mattes Andreas W

(Last) (First) (Middle)

17087 VIA DEL CAMPO

(Street)

SAN DIEGO CALIFORNIA 92127

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
COHU INC [ COHU ]

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)
05/15/2026

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)
			Code	V	Amount	(A) or (D)	Price
Restricted Stock Units	05/15/2026		A		3,578(1)	A	$0	25,814(2)	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Cohu, Inc. Common Stock upon vesting. The RSUs vest on the earlier to occur of (i) the one-year anniversary of the date of grant or (ii) the next Cohu, Inc. Annual Meeting of Stockholders (assuming continued service on the Board of Directors).

2. Number of shares includes 3,578 Restricted Stock Units (RSUs) that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock immediately upon the vesting date (assuming continued service on the Board of Directors).

	/s/ Jeffrey D. Jones, by Power of Attorney	05/19/2026
	** 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)