Record quarterly revenues of $52.3 million, up 21% year over year.

LIVERMORE, CA — July 20, 2005 — FormFactor, Inc. (Nasdaq: FORM) today announced its financial results for the second quarter of fiscal year 2005, ended June 25, 2005. Quarterly revenues were a record $52.3 million, up 3% from $51.0 million in the first quarter of fiscal year 2005, and up 21% from $43.2 million for the second quarter of fiscal year 2004.

Operating income for the second quarter of fiscal year 2005 was 12.0% of revenues, compared to 13.1% for the first quarter of fiscal year 2005. Operating income for the first quarter of fiscal year 2005 and for the second quarter of fiscal 2005 was reduced by startup costs related to the transition to our new manufacturing facility of $4.4 million and $4.7 million, or 8.6% and 9.0% of revenues, respectively. Operating income for the second quarter of fiscal year 2004 was 25.3% of revenues as no costs were incurred on the new manufacturing facility.

Net income for the second quarter of fiscal year 2005 was $5.0 million or $0.12 per share on a fully diluted basis, compared to $4.9 million or $0.12 per share on a fully diluted basis for the first quarter of fiscal year 2005, and $6.8 million or $0.17 per share on a fully diluted basis for the second quarter of fiscal year 2004.

Bookings of $58.0 million for the second quarter of fiscal year 2005 also set a company record, with an increase of 14.0% from $50.9 million for the first quarter of fiscal year 2005 and 13.3% from $51.2 million for the second quarter of fiscal year 2004.

Joseph Bronson, President of FormFactor stated, “Demand for our advanced probe card products continued to be strong. We are beginning to ramp capacity in our new facility and are focused on expanding our capacity to meet demand”.

The Company has posted its revenue breakdown by region and market segment on the Investors section of its website at www.formfactor.com. FormFactor will conduct a conference call at 1:30 p.m. PDT, or 4:30 p.m. EDT, today. The public is invited to listen to a live web cast of FormFactor’s conference call on the Investor section of the Company’s website at www.formfactor.com. A replay of the web cast will be available approximately two hours after the conclusion of the call. An audio replay of the conference call will also be made available approximately two hours after the conclusion of the call. The audio replay will remain available until July 23, 2005 at 9:00 p.m. PDT and can be accessed by dialing (888) 203-1112 or (719) 457- 0820 and entering confirmation code 9424909.