Livermore, CA — October 7, 2005 — FormFactor, Inc. (Nasdaq: FORM) will report financial results for its third fiscal quarter ended September 24, 2005, on Wednesday, October 19, 2005, at 1:30 p.m. PDT. The public is invited to listen to a live webcast of FormFactor’s conference call on the Investors’ section of the Company’s website at www.formfactor.com. A replay of the webcast and an audio replay of the conference call will be available approximately two hours after the conclusion of the call. The audio replay will be available through October 21, 2005 at 9:00 p.m. PDT and can be accessed by dialing 888/203-1112 or 719/457-0820 and entering confirmation code 3527438.