Quarterly Revenues of $46.1 million, down 10% sequentially and up 47% year over year and EPS of $0.14.

LIVERMORE, CA — February 10, 2005 — FormFactor, Inc. (Nasdaq: FORM) today announced its financial results for the fourth quarter of fiscal year 2004, ended December 25, 2004 and for fiscal year 2004. Quarterly revenues were $46.1 million, down 10.2% from $51.4 million in the third quarter of fiscal year 2004, and up 46.6% from $31.5 million for the fourth quarter of fiscal year 2003.

Revenues for fiscal year 2004 were $177.8 million, up 80.8% from $98.3 million in fiscal year 2003.

Operating income for the fourth quarter of fiscal year 2004 was 11.3% of revenues, compared to 23.0% for the third quarter of fiscal year 2004, and 17.1% for the fourth quarter of fiscal year 2003, due to lower revenues and increased non recurring startup costs related to the new manufacturing facility of $2.9 million or 6.4% of revenues.

Net income for the fourth quarter of fiscal year 2004 was $5.8 million or $0.14 per share on a fully diluted basis, compared to $7.5 million or $0.19 per share on a fully diluted basis for the third quarter of fiscal year 2004, and $3.8 million or $0.10 per share on a fully diluted basis for the fourth quarter of fiscal year 2003.

Net income for fiscal year 2004 was $25.2 million or $0.63 per share on a fully diluted basis, compared to $7.5 million or $0.26 per share on a fully diluted basis for fiscal year 2003. During fiscal 2004 new factory startup costs were $5.3 million or $0.13 per share on a fully diluted basis.

Bookings of $40.7 million for the fourth quarter of fiscal year 2004 declined 9.7% from $45.1 million for the third quarter of fiscal year 2004 and were up 9.3% from $37.3 million for the fourth quarter of fiscal year 2003.

Igor Khandros, CEO of FormFactor stated, “2004 was a remarkable year for FormFactor. We grew our revenues by 81% to $178 million, and increased our earnings from $7.5 million in 2003 to $25.2 million in 2004 and demonstrating exceptional operating leverage. We were able to fund the capital investment for our new factory from operating cash flows, and grew our cash balance by $12 million to $194 million at the same time, maintaining a debt free balance sheet.” In addition, Joe Bronson, President stated, “The manufacturing yields which had impacted fourth quarter revenue performance improved as the root cause of the contamination in our manufacturing process has been identified and resolved. As a result shipment rates are improving.”

The Company has posted a new factory transition analysis and its revenue breakdown by region and market segment on the investor relations 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 relations 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 February 14, 2005 at 9:00 p.m. PDT and can be accessed by dialing (800) 642-1687 or (706) 645-9291 and entering confirmation code 3277602.