MIKE SLESSOR - 01 Aug 2023 Form 4 Insider Report for FORMFACTOR INC (FORM)

Role: CEO, Director
Signature: By: /s/ Stan Finkelstein, Attorney-in-Fact for Mike Slessor
Issuer symbol: FORM
Transactions as of: 01 Aug 2023
Net transactions value: -$360,917
Form type: 4
Filing time: 03 Aug 2023, 20:43:32 UTC
Previous filing: 15 Feb 2023
Next filing: 09 Aug 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	FORM	Common Stock	Options Exercise	$0	+14,427	+3%	$0.000000	488,565	01 Aug 2023	Direct	F1
transaction	FORM	Common Stock	Tax liability	$185,391	-4,989	-1%	$37.16	483,576	01 Aug 2023	Direct	F2
transaction	FORM	Common Stock	Options Exercise	$0	+13,537	+2.8%	$0.000000	497,113	02 Aug 2023	Direct	F3
transaction	FORM	Common Stock	Tax liability	$175,525	-4,873	-0.98%	$36.02	492,240	02 Aug 2023	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	FORM	Restricted Stock Units	Options Exercise	$0	+14,427	+100%	$0.000000	28,853	01 Aug 2023	Common Stock	14,427	$0.000000	Direct	F3, F4
transaction	FORM	Restricted Stock Units	Options Exercise	$0	+13,537		$0.000000	13,536	02 Aug 2023	Common Stock	13,537	$0.000000	Direct	F4, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Restricted Stock Units vest in three annual installments on each August 2 of 2023, 2024, and 2025 and will be settled into shares of common stocks on or following the vesting dates.
F2	Represents the number of shares withheld upon vesting of restricted stock units to cover tax withholding obligations.
F3	This represents a restricted stock unit award granted on 08/01/22 that vests annually over three years from grant date.
F4	If the reporting person's employment is terminated for any reason before an applicable vesting date, all options and/or 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 award vesting and exercisability between the reporting person and Issuer, which agreements or form agreements are filed with the SEC.
F5	The Restricted Stock Units vest in three annual installments on each August 2 of 2022, 2023 and 2024 and will be settled into shares of common stocks on or following the vesting dates.