Kulicke & Soffa SVP reports tax withholding, owns 29,984 shares

Rhea-AI Filing Summary

Kulicke & Soffa (KLIC) reported a routine Form 4 for Senior Vice President Robert Nestor Chylak. On October 16, 2025, the company withheld 674 shares of common stock at $39.74 to cover taxes upon the vesting of 2,364 restricted stock units (RSUs).

The filing notes these withheld shares were not issued to or sold by the reporting person. Following the transaction, Chylak directly beneficially owned 29,984 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Chylak Robert Nestor

Role Senior Vice President

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	674	$39.74	$27K

Holdings After Transaction: Common Stock — 29,984 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Chylak Robert Nestor

(Last) (First) (Middle)

1005 VIRGINIA DRIVE

(Street)

FORT WASHINGTON PA 19034

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
KULICKE & SOFFA INDUSTRIES INC [ KLIC ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/16/2025

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	10/16/2025		F		674(1)	D	$39.74	29,984	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. Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of 2,364 restricted stock units (RSUs) on October 16, 2025. This RSU vesting is in connection to an RSU award granted on October 16, 2024, of 7,094 shares. These shares that were withheld were not issued to or sold by the Reporting Person.

Remarks:

	Zi Yao Lim, Attorney-in-Fact for Robert Nestor Chylak	10/17/2025
	** 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

What did KLIC's Form 4 disclose for the SVP?

It disclosed 674 shares were withheld at $39.74 for taxes related to the vesting of 2,364 RSUs on October 16, 2025.

How many RSUs vested for the KLIC executive?

2,364 RSUs vested on October 16, 2025, from an award granted on October 16, 2024.

Was there an open-market sale of KLIC shares?

No. The filing states the withheld shares were not issued to or sold by the reporting person.

What is the executive's ownership after the transaction?

Direct beneficial ownership is 29,984 shares following the reported transaction.

What was the price used for the tax withholding?

The tax withholding price was $39.74 per share.

Which position does the reporting person hold at KLIC?

He is an Officer, serving as Senior Vice President.