Sequenom, Inc. Invites You To Join Its Third Quarter Conference Call On The Web

SAN DIEGO, Oct. 19 /PRNewswire-FirstCall/ -- You are invited to listen to SEQUENOM’s conference call in conjunction with its third quarter financial results. The call will be broadcast live over the Internet on Tuesday, October 26, 2004 at 9:00 a.m. EDT with Toni Schuh, Ph.D., President & Chief Executive Officer, and Stephen Zaniboni, Chief Financial Officer. Financial results will be released at 6:30 a.m. EDT on October 26, 2004.

(Logo: http://www.newscom.com/cgi-bin/prnh/20040415/SQNMLOGO) What: SEQUENOM’s Third Quarter Financial Results Webcast When: Tuesday, October 26, 2004 at 9:00 a.m. EDT Where: http://phx.corporate-ir.net/phoenix.zhtml?p=irol- eventDetails&c=84955&eventID=956953 How: Live over the Internet -- Simply log on to the web at the address above or access through SEQUENOM’s website http://www.sequenom.com/ Contact: Amy Caterina, Investor Relations, 858-202-9033

If you are unable to participate during the live webcast, the call will be archived until November 2nd on the Company’s website at http://www.sequenom.com/.

* (Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable from http://www.microsoft.com/windows/windowsmedia/default.aspx and at least a 28.8Kbps connection to the Internet. If you experience problems listening to the broadcast, send an email to webcastsupport@tfprn.com.)

Photo: NewsCom: http://www.newscom.com/cgi-bin/prnh/20040415/SQNMLOGOAP Archive: http://photoarchive.ap.org/PRN Photo Desk, photodesk@prnewswire.comSEQUENOM

CONTACT: Amy Caterina, Investor Relations of SEQUENOM, +1-858-202-9033

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