PRESS RELEASES

Mar 7, 2006
Welch Allyn Partners With Natus Medical to Provide Hearing Screening Solution to Pediatric Marketplace

Natus Medical Completes Acquisition of Bio-logic Systems

Nov 15, 2005
Bio-logic Announces Special Meeting of Stockholders

Oct. 17, 2005
Natus Medical to Acquire Bio-logic Systems

Sept. 8, 2005
Bio-logic Announces New Hearing Agreement with Premier Purchasing Partners, L.P.

June 30, 2005
Bio-logic Signs Agreement with Premier Purchasing Partners, L.P.

May 24, 2005
Bio-logic Reports Fourth Quarter and Fiscal 2005 Results

Mar 22, 2005
Bio-logic Signs Three-Year Agreement for Hearing Products with Novation, the Leading Supply Chain Management Company in the Health Care Industry

Feb 3, 2005
Bio-logic Signs Exclusive Multi-Year License Agreement with Northwestern University to Develop and Commercialize Innovative Auditory Processing Test

Jan 20, 2005
Bio-logic Signs Exclusive Five-Year License Agreement with House Ear
Institute To Develop and Commercialize Innovative Hearing Test

Jan 10, 2005
Bio-logic Reports 15% Increase Earnings Per Share for Third Quarter

Sep 21, 2004
Bio-logic Reports 67% Increase Earnings Per Share for Second Quarter

July 8, 2004
Bio-logic Reports $0.03 Per Share Earnings for First Quarter

May 25, 2004
Bio-logic Reports 23.5% Increase Earnings Per Share for Fiscal 2004

Jan 12, 2004
Bio-Logic Reports $0.13 Per Share Earnings For third Quarter

Sep 30, 2003
Bio-Logic Reports $0.09 Per Share Earnings For Second Quarter

Jun 19, 2003
Bio-Logic Reports $0.06 Per Share Earnings For First Quarter

May 15, 2003
Bio-Logic Reports Solid Performance in Fiscal 2003

Dec 19, 2002
Bio-Logic Reports 45% Earnings Increase On 19% Sales Growth For Third Quarter

Nov 20, 2002
Bio-Logic Systems Announces Stock Repurchase

Oct 3, 2002
Bio-Logic Reports $0.03 Per Share Earnings For Second Quarter

Jul 11, 2002
Bio-logic Reports $0.09 Per Share Earnings for First Quarter

May 22, 2002
Bio-Logic Systems Reports Record Sales For 2002 Fiscal Year

Feb 26, 2002
Lawrence Damron Appointed to the Board of Directors of Bio-logic Systems

Jan 16, 2002
Bio-Logic Offers Premier Hospitals Cost Effective Choices For Newborn Hearing Screening

Jan 14, 2002
Bio-Logic Systems Reports Higher Earnings Per Share in the First Nine Months Of Fiscal 2002 Over Last Year

Oct 23, 2001
Bio-logic's Eear Muffin™ Receives FDA 510(k) Clearance For Use With Natus® Algo® Screeners

Oct 11, 2001
Bio-logic Systems reports results for fiscal 2002 second quarter

Jul 16, 2001
Bio-logic Systems Corp. launches new disposable for infant hearing screening market to compete with Natus

Jun 27, 2001
Bio-logic Systems Names Robert Sciote Vice President Hearing Business North America

Jun 26, 2001
Bio-logic Systems Corp. Awarded Phase II Grant of $1 Million by the National Institutes of Health for Feasibility Study

May 29, 2001
Bio-logic Systems Reports Results for 2001 Fiscal Year

Apr 23, 2001
Bio-logic Systems Signs Agreements with Novation, the Largest Supply Cost Management Company in Health Care

Mar 27, 2001
Bio-logic Systems Corp. expands contract with Premier, one of the nation's largest buying groups

Mar 20, 2001
Bio-logic Systems Wins Largest Order in its History

Jan 16, 2001
Third Quarter Shows Marked Improvement Over Two Earlier Quarters of Fiscal 2001

Oct 15, 2000
Bio-Logic Systems Second Quarter Profits Limited by Sales Dip

Jul 24, 2000
Bio-logic Systems Signs Agreement for New Technology That Diagnoses Infant Hearing Loss

Jul 6, 2000
Bio-Logic Systems First Quarter Results Affected by Shipment Slowdown

May 16, 2000
Bio-logic Systems Has Record Sales and Earnings for 2000 Fiscal Year; Net Income $.52 Versus $.07 a Year Ago on 51.5 Percent Sales Gain

Mar 13, 2000
Bio-logic Systems Corp. Launches Three New Products At American Academy of Audiology Conference This Month

Jan 13, 2000
Bio-logic Systems Corp. Awarded FDA Clearance for Advanced Auditory Screening System

Jan 6, 2000
Bio-Logic Systems Corp. Reports Strong Sales and Net Income Results for The Fiscal 2000 Third Quarter

Oct 6, 1999
Bio-logic Systems Corp. Awarded $100,000 Grant By The National Institute of Health for Feasibility Study

Sep 30, 1999
Bio-Logic Systems Corp. Reports Accelerating Sales And Net Income for Fiscal 2000 Second Quarter

Sep 22, 1999
Bio-logic Systems Corp. Strengthens Executive Team; Appoints President and Chief Operating Officer

Jun 30, 1999
Bio-logic Systems Corp. Reports Strong First Quarter