Hutchinson Technology Announces Earnings Conference Call; Thursday, July 22 5:00 p.m. ET —4:00 p.m. CT—

Business Wire, July 12, 2004

HUTCHINSON, Minn. -- Hutchinson Technology Incorporated (Nasdaq:HTCH) will hold a conference call to discuss its results for its fiscal third quarter on Thursday, July 22, 2004 at 5:00 p.m. Eastern Time (4:00 p.m. Central Time). A news release reporting results for the period will be issued at approximately 4:00 p.m. Eastern Time (3:00 p.m. Central Time) on July 22, 2004.

This call is being webcast by CCBN and can be accessed at Hutchinson Technology's web site at www.htch.com. A replay of the call will also be available beginning at approximately 7:00 p.m. Eastern Time on July 22 until 8:00 p.m. Eastern Time on July 26. To access the replay, dial 800-633-8284(domestic) or 402-977-9140 (international) and enter 21199425# at the reservation number prompt.

The webcast is also being distributed over CCBN's Investor Distribution Network to both institutional and individual investors. Individual investors can listen to the call through CCBN's individual investor center at www.companyboardroom.com or by visiting any of the investor sites in CCBN's Individual Investor Network such as America Online's Personal Finance Channel, Fidelity Investments(R) (Fidelity.com) and others. Institutional investors can access the call via CCBN's password-protected event management site, StreetEvents (www.streetevents.com). StreetEvents allows institutional investors to identify, organize, and track the hundreds of conference calls that occur each day during earnings season, to download events of interest to their Outlook calendar, and to RSVP to events online.

About Hutchinson Technology Incorporated

Hutchinson Technology is the leading worldwide supplier of suspension assemblies for disk drives. Hutchinson Technology's BioMeasurement Division provides health professionals with simple, accurate methods to measure the oxygen in tissue.