LIVERMORE, Calif. — June 12, 2003 — FormFactor, Inc. announced today the initial public offering of 6,000,000 shares of its common stock priced at $14.00 per share on the NASDAQ National Market under the trading symbol “FORM”. Of the shares offered, 5,605,305 are being offered by FormFactor and 394,695 are being offered by selling stockholders. FormFactor has granted the underwriters the right to purchase up to an additional 900,000 shares of common stock to cover over allotments, if any. The managing underwriters of the offering are Morgan Stanley, acting as lead manager, and Lehman Brothers, Banc of America Securities LLC and Thomas Weisel Partners LLC, acting as co-managers.

A copy of the final prospectus relating to the offering may be obtained from Morgan Stanley’s prospectus department at 1585 Broadway, New York, NY 10036-8200, 212/761-6775.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.