FormFactor CEO reports gift of 5,000 shares; holds 534,748

FormFactor Inc. (FORM) reported an insider transaction by CEO and Director Mike Slessor.

Rhea-AI Filing Summary

FormFactor Inc. (FORM) reported an insider transaction by CEO and Director Mike Slessor. On 11/03/2025, he made a charitable gift of 5,000 shares of common stock (Transaction Code G) at a reported price of $0.

Following this transaction, Slessor directly owned 534,748 shares of FormFactor common stock. The filing identifies the transaction as a gift to a charitable foundation.

Insider Trade Summary

5,000 shares gifted

Gift 1 txn

Insider SLESSOR MIKE

Role CEO

Type	Security	Shares	Price	Value
Gift	Common Stock	5,000	$0.00	$0.00

Holdings After Transaction: Common Stock — 534,748 shares (Direct)

Footnotes (1)

1. F1. Gift of shares to a charitable foundation

FAQ

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

What insider transaction did FORM report?

CEO and Director Mike Slessor reported a gift of 5,000 shares of common stock on 11/03/2025.

What was the transaction code and price for the FORM insider move?

It was coded G (gift) with a reported price of $0.

How many FORM shares does Mike Slessor own after the transaction?

He directly owned 534,748 shares following the reported transaction.

What was the nature of the transaction disclosed by FORM?

The filing states it was a gift of shares to a charitable foundation.

What roles does the reporting person hold at FORM?

Mike Slessor is listed as CEO and Director.

Was this a joint filing for FORM?

No. It was filed by one reporting person.

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

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Accepted by SEC EDGAR 11/04/2025 - 05:07 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^*

SLESSOR MIKE

(Last) (First) (Middle)

7005 SOUTHFRONT ROAD

(Street)

LIVERMORE CA 94551

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/03/2025

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	11/03/2025		G(1)	V	5,000	D	$0	534,748	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. Gift of shares to a charitable foundation

Remarks:

	/s/ Stan Finkelstein, Attorney-in-fact for Mike Slessor	11/04/2025
	** 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.