Third Wave: to Webcast Shareholder Meeting Presentation

MADISON, Wis., June 13 — Third Wave Technologies Inc. (Nasdaq: TWTI) today announced that the corporate presentation at its annual meeting of shareholders will be webcast live on Tuesday, June 14, at approximately 10:15 a.m. EDT. The live webcast audio will be synchronized with the PowerPoint presentation made by members of Third Wave’s senior management team. Live audio of the presentation also will be available by telephone.

Shareholder Meeting Presentation Live Webcast Details

Date: Tuesday, June 14, 2005
Time: Approximately 10:15 a.m. EDT, 9:15 a.m. CDT
Internet: The live webcast can be accessed at http://www.twt.com
Telephone: Domestic callers, dial (800) 591-6945
International callers, dial (617) 614-4911
Access code for both domestic and international callers: 91867213

Please log on to the company’s website 15 minutes prior to the presentation. If you will be accessing the presentation by telephone, please dial in five to 10 minutes prior to its start. The webcast will be recorded and available for replay at http://www.twt.com shortly after the conclusion of the meeting. An audio-only replay will be available by calling (888) 286-8010 domestically and (617) 801-6888 internationally; the access code for both is 9000274. The webcast and replay are open to all interested parties.