[Form 4] FormFactor Inc. Insider Trading Activity

Rhea-AI Filing Summary

Shahar Shai, an officer serving as CFO, SVP Global Finance of FormFactor Inc. (FORM), had 2,955 restricted stock units (RSUs) settle into common shares on 08/07/2025. To satisfy tax withholding obligations, 1,642 shares were withheld at a price shown as $27.98. The Form 4 reports the reporting person held 57,610 shares immediately after the RSU settlement and 55,968 shares following the withholding.

Table II shows 11,820 restricted stock units remained outstanding after the reported transactions. The disclosure notes these RSUs (granted 08/07/2023) vest quarterly through 08/07/2026 and unvested units are forfeited on termination except as set by certain agreements.

Insights

Securities Analyst

Routine executive RSU settlement; modest change in direct holdings, not a material shift in ownership.

The filing documents a standard vesting event: 2,955 RSUs converted to common stock and 1,642 shares were withheld for taxes at $27.98. The reported beneficial ownership moved from 57,610 to 55,968 shares after withholding. Remaining unvested RSUs total 11,820, with a specified vesting schedule through 08/07/2026. This disclosure is consistent with routine executive compensation and does not by itself indicate a material change to control or capital structure.

Corporate Governance Expert

Standard equity-compensation disclosure; documents withholding and vesting schedule without governance concerns.

The Form 4 identifies the reporting person as an officer (CFO, SVP Global Finance) and itemizes a settlement of RSUs into common stock and tax-withholding disposition. The filing discloses the vesting cadence for awards granted on 08/07/2023 and the remaining 11,820 RSUs. The disclosure includes customary forfeiture provisions for unvested units upon termination and references existing change-of-control or equity agreements. The information is procedural and customary for executive equity grants.

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

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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^*

Shahar Shai

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CFO, SVP Global Finance

3. Date of Earliest Transaction (Month/Day/Year)
08/07/2025

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	08/07/2025		M		2,955	A	(1)	57,610	D
Common Stock	08/07/2025		F		1,642(2)	D	$27.98	55,968	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
Restricted Stock Units	$0(1)	08/07/2025		M			2,955	(3)	(4)	Common Stock	2,955	$0	11,820	D

Explanation of Responses:

1. These shares of common stock reflect the settlement of restricted stock units of the Issuer. Each Restricted Stock Unit (RSU) is convertible into a share of common stock on a 1-for-1 basis.

2. Represents the number of shares withheld upon vesting of restricted stock units to cover tax withholding obligations.

3. The Restricted Stock Units granted on August 7, 2023 vest in twelve (12) quarterly installments beginning on November 7, 2023 and ending on August 7, 2026 and will be settled into shares of common stocks on or following the vesting dates.

4. If the reporting person's employment is terminated for any reason before an applicable Vesting Date, all restricted stock units that have not yet vested shall be forfeited without consideration, except as provided in the change of control severance agreement and any other agreements regarding equity vesting and exercisability between the reporting person and Issuer, which agreements or form agreements are filed with the SEC.

Remarks:

	/s/: Stan Finkelstein, Attorney-in-fact for Shai Shahar	08/08/2025
	** 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.
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FAQ

What insider activity did FormFactor (FORM) disclose on this Form 4?

The filing reports the settlement of 2,955 RSUs into common stock on 08/07/2025 and the withholding of 1,642 shares for taxes.

How many shares did the reporting person beneficially own after the transactions?

The Form 4 shows 57,610 shares immediately after settlement and 55,968 shares following the tax-withholding disposition.

Who is the reporting person and what is their role at FORM?

The reporting person is listed as Shahar Shai, an officer with the title CFO, SVP Global Finance.

How many unvested RSUs remain and what is the vesting schedule?

After the reported transactions 11,820 RSUs remain; the RSUs granted on 08/07/2023 vest in 12 quarterly installments through 08/07/2026.

What price is shown related to the tax withholding?

The record shows a withholding-related entry at a price of $27.98 per share.